Tag: Modern Science

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Books

Problems in the Meaning of Death

– Science 170:1235-1236, 1970.
Excerpt: The meaning of death is an abiding human problem. It is perhaps the first such problem, and certainly one of the oldest. Confrontation with dead bodies has been credited by… More

What Price the Perfect Baby?

– Science 173:103, 1971 (Letter).
Excerpt: In defending himself against the charges made by Rudolf Steinberger (Letters, 9 April), Bentley Glass states that he was merely predicting and not advocating that future state… More

Death as an Event: A Commentary on Robert Morison

– Science 173:698-702, 1971.
Abstract: 1) We have no need to abandon either the concept of death as an event or the efforts to set forth reasonable criteria for determining that a man has indeed died. 2) We need to… More

New Beginnings in Life

– In M.P. Hamilton, ed., The New Genetics and the Future of Man (Grand Rapids, MI: Wm. B. Eerdmans Publ. Co., 1972), 13-63.

Refinements in Criteria for the Determination of Death

– A Report by the Task Force on Death and Dying of the Institute of Society, Ethics, and the Life Sciences, Journal of the American Medical Association 221:48‑53, 1972.
Excerpt: The growing powers of medicine to combat disease and to prolong life have brought longer, healthier lives to many people. They have also brought new and difficult problems,… More

Determining Death and Viability in Fetuses and Abortuses

– In Research on the Fetus, Appendix, The National Commission for the Protection of Human Subjects of Biomedical and Behavioral Research, U.S. Department of Health, Education, and Welfare Publication No. (OS) 76-128, 1975.

Regarding the End of Medicine and the Pursuit of Health

– The Public Interest, Number 40:11-42, Summer 1975.
Excerpt: American medicine is not well. Though it remains the most widely respected of professions, though it has never been more competent technically, it is in trouble, both from without… More

The Ethical Dimensions of in Vitro Fertilization

– American Enterprise Institute Press, 1 January 1979.
A Conversation with Dr. Leon Kass: The Ethical Dimensions of in Vitro Fertilization is the edited transcript of a discussion of the ethics and policy issues of research on so-called test… More

“Making Babies” Revisited

– The Public Interest, Number 54:32-60, Winter 1979.
Excerpt: Seven years ago in the pages of this journal, in an article entitled “Making Babies-the New Biology and the ‘Old’ Morality” (Number 26, Winter 1972), I explored some of the… More

Ethical Problems of the New Biology

– Review of Life Manipulation: From Test-tube Babies to Aging by David G. Lygre, Chemical & Engineering News, September 15, 1980, 47-48.

Ethical Dilemmas in the Care of the III

– Journal of the American Medical Association 244:1811-1816 (Part I: “What Is the Physician’s Service?”) and 244:1946-1949 (Part II: “What Is the Patient’s Good?”), 1980.
Abstract: Physicians must continue to rely on their own powers of discernment and prudent judgment and not look to external “expert” guidance or expect simple solutions in… More

Patenting Life

– Commentary, December 1981.
Abstract: Every once in a while, we come upon an event of seemingly minor import which, on reflection, turns out to betoken deep and problematic truths about our culture. The “Patenting… More

Doctors Must Not Kill

– With W. Gaylin, E.D. Pellegrino, and M. Siegler, Journal of the American Medical Association 259:2139-40, April 8, 1988.

Neither for Love Nor Money: Why Doctors Must Not Kill

– The Public Interest, Number 94:25-46, Winter 1989.
Excerpt: Is the profession of medicine ethically neutral? If so, whence shall we derive the moral norms or principles to govern its practices? If not, how are the norms of professional… More

Death with Dignity and the Sanctity of Life

– Commentary, March 1990.
Abstract: Dedicated to the memory of my mother, Chana Kass (1903-1989), my first and best teacher regarding human dignity. “Call no man happy until he is dead.” With these deliberately… More

‘I Will Give No Deadly Drug’: Why Doctors Must Not Kill

– American College of Surgeons Bulletin 17:3, March 1992. Updated and reprinted in Kathleen Foley, M.D. and Herbert Hendin, M.D., ed., The Case Against Assisted Suicide (Baltimore, MD: Johns Hopkins University Press, 2002), 17-40. 

The Problem of Technology

– In Arthur Melzer, Jerry Weinberger, and M. Richard Zinman, eds., Technology and the Western Political Tradition (Ithaca, NY: Cornell University Press, 1993), 1-24.

Is There a Right to Die?

– Hastings Center Report 23 (1):34-43, January/February, 1993. A slightly different version appears in Robert A. Licht, ed., Old Rights and New, Washington, DC: AEI Press, 1993, 75-95.

Intelligence and the Social Scientist

– The Public Interest, Number 120:64-78, Summer 1995.
Excerpt: Once upon a time, before science and society got into bed together, serious attention was given to the question of dangerous knowledge. First it was an issue between philosophy and… More

Charity and the Confines of Compassion

– Philanthropy X (2): 5-7 & 28-31, Spring 1996. Reprinted in Amy A. Kass, ed. The Perfect Gift: The Philanthropic Imagination in Poetry and Prose (Bloomington, IN: Indiana University Press, 2002).

Dehumanization Triumphant

– First Things, August/September 1996.
Excerpt: Recent efforts to legalize physician-assisted suicide and to establish a constitutional “right to die” are deeply troubling events, morally dubious in themselves, extremely… More

Courting Death: Assisted Suicide, Doctors, and the Law

– With Nelson Lund, Commentary, December 1996.
Abstract: That we die is certain. When and how we die is not. Because we want to live and not to die, we resort to medicine to delay the inevitable. Yet medicine’s increasing success in… More

The Ethics of Human Cloning

– With James Q. Wilson, American Enterprise Institute Press, June 1, 1998.
Today biological science is rising on a wall of worry. No other science has advanced more dramatically during the past several decades or yielded so many palpable improvements in human… More

Beyond Biology

– Review of Brave New Worlds: Staying Human in the Genetic Future by Bryan Appleyard, The New York Times Book Review, August 23, 1998.
Excerpt: During the decades after World War II, two powerfully disturbing novels captured the imagination of those of us who were apprehensive about the human future: George Orwell’s… More

Evolution and the Bible: Genesis I Revisited

– Commentary, November 1988.
Abstract: These tensions between science and religion, never absent yet recently grown strong, nowadays focus mainly on the subject of evolution and its meaning for the Bible.

Book Discussion on The Ethics of Human Cloning

– CSPAN, December 11, 1998.
Mr. Kass and Mr. Wilson talked about their book, The Ethics of Human Cloning, published by AEI Press. The book is about the ethical debate over human cloning. Mr. Kass is against… More

The Ethics of Human Cloning

– The American Enterprise, March 1, 1999.
Social critics James Q. Wilson and Leon Kass debate the social, psychological and ethical ramifications of human cloning. Wilson supports limited cloning to two-parent heterosexual… More

Why We Should Ban the Cloning of Human Beings

– Texas Review of Law & Politics 4(1): 41-49, Fall 1999.
Excerpt: “To clone or not to clone a human being” is no longer a fanciful question. Success in cloning first sheep, then cows, and most recently, great success in cloning mice… More

The Moral Meaning of Genetic Technology

– Commentary, September 1999. Reprinted in The American Journal of Jurisprudence 45:1-16, 2000.
Abstract: As one contemplates the current and projected state of genetic knowledge and technology, one is astonished by how far we have come in the less than 50 years since Watson and Crick… More

Aldous Huxley Brave New World (1932)

– First Things, March 2000.
Excerpt: The urgency of the great political struggles of the twentieth century, successfully waged against totalitarianisms first right and then left, seems to have blinded many people to a… More

L’Chaim and Its Limits: Why Not Immortality?

– First Things, May 2001.
Excerpt: You don’t have to be Jewish to drink L’Chaim, to lift a glass “To Life.” Everyone in his right mind believes that life is good and that death is bad. But Jews have always… More

The Ethics of Cloning

– Testimony Before United States House of Representatives Committee on the Judiciary, Subcommittee on Crime, June 7, 2001.
Excerpt: Mr. Chairman and Members of the Committee. My name is Leon Kass, and I am the Addie Clark Harding Professor in the Committee on Social Thought and the College at the University of… More

Ban Stand

– With Daniel Callahan, The New Republic, August 6, 2001.
Excerpt: Everyone has been arguing for weeks about whether President Bush should authorize funding for research on human embryonic stem cells. But few have noticed the much more momentous… More

Brave New Biology: The Challenge for Human Dignity

– London: The Institute of United States Studies, 2002.
Excerpt: The urgency of the great political struggles of the twentieth century and the new global struggle against terrorism and fanaticism seems to have blinded many people to a deep truth… More

The Right to Life and Human Dignity

– In Kenneth L. Vaux, Sara Vaux, and Mark Stenberg, eds., Covenants of Life: Contemporary Medical Ethics in Light of the Thought of Paul Ramsey (Dordrecht: Kluwer Academic Publishers, 2002), 57-69. Revised and reprinted in Svetozar Minkov, ed., Enlightening Revolutions: Essays in Honor of Ralph Lerner (Lanham, MD: Lexington Books, 2006), 127-141.

Interview on Washington Journal

– CSPAN, January 23, 2002.
Mr. Kass talked about his role in advising President Bush on cloning and stem cell research. The new President’s Council on Bioethics is made up of 17 philosophers, medical experts… More

Defending Dignity

– Christianity Today, May 23, 2002.
Excerpt: Condensed from an interview with Leon Kass, head of President Bush’s Advisory Council on Bioethics, and a fellow at the American Enterprise Institute. The interview was… More

Human Cloning and Human Dignity: An Ethical Inquiry

– The President's Council on Bioethics, Washington, DC, July 2002.
Excerpt: Man’s biotechnological powers are expanding in scope, at what seems an accelerating pace. Many of these powers are double-edged, offering help for human suffering, yet… More

Stop All Cloning of Humans For Four Years

– Wall Street Journal, July 11, 2002.
Excerpt: For the past five years, the prospect of human cloning has been the subject of much public attention and sharp moral debate. Several mammalian species have been cloned; the first… More

Report to the President on Human Cloning

– CPAN, July 11, 2002.
Mr. Kass presented and summarized some of the debate found in the council’s report on human cloning. Among the issues that the report examined were reproductive and therapeutic… More

The Age of Genetic Technology Arrives

– American Spectator, November-December 2002.
Excerpt: As one contemplates the current and projected state of genetic knowledge and technology, one is astonished by how far we have come…

The Meaning of Life in the Laboratory

– Public Interest 146: Winter 2002.
Excerpt: The readers of Aldous Huxley’s novel, like the inhabitants of the society it depicts, enter into the Brave New World through “a squat gray building … the Central London… More

Interview on Washington Journal

– CSPAN, January 1, 2003.
Dr. Kass talked about ethical issues involving human cloning and recent news of the first human reproductive clone by a private organization. He also responded to viewer comments and… More

The Career of Leon Kass by Harvey Flaumenhaft

– Harvey Flaumenhaft, Journal of Contemporary Health Law & Policy 20:1 (2003).
Excerpt: What has gone into making the remarkable career of Leon Kass? In sketching an answer to that question, it will be helpful for me to take account of what he himself has publicly had… More

Who’s Afraid of Leon Kass? by Gary Rosen

– Gary Rosen, Commentary,  January 2003.
Abstract: In the summer of 2001, as the Bush administration prepared to announce its much-anticipated decision on federal funding for stem-cell research, the White House began to leak word… More

How One Clone Leads to Another

– New York Times, January 24, 2003.
Excerpt: The failure of the last Congress to enact a ban on human cloning casts grave doubt on our ability to govern the unethical uses of biotechnology, even when it threatens things we… More

Ageless Bodies, Happy Souls

– The New Atlantis (Spring 2003).
Excerpt: Let me begin by offering a toast to biomedical science and biotechnology: May they live and be well. And may our children and grandchildren continue to reap their ever tastier… More

Beyond Therapy: Biotechnology and the Pursuit of Happiness

– The President's Council on Bioethics, Washington, DC, October 2003.
Excerpt: Biotechnology offers exciting and promising prospects for healing the sick and relieving the suffering. But exactly because of their impressive powers to alter the workings of body… More

The Pursuit of Biohappiness

– Washington Post, October 16, 2003.
Excerpt: By all accounts, we are entering the golden age of biotechnology. Advances in genetics, drug discovery and regenerative medicine promise cures for dreaded diseases and relief for… More

The Public’s Stake

– Symposium, Biotechnology: A House Divided, Public Interest 150: Winter 2003.
Excerpt: For the first six months of this year, the President’s Council on  Bioethics met to consider the moral, biomedical, and human significance of human cloning in order to advise… More

Monitoring Stem Cell Research

– The President's Council on Bioethics, Washington, DC, January 2004.
Excerpt: I am pleased to present to you Monitoring Stem Cell Research, a report of the President’s Council on Bioethics. Over the past two years, in keeping with your stated intention,… More

The Price of Winning at Any Cost

– With Eric Cohen, Washington Post Outlook, February 1, 2004.
Excerpt: It’s Super Bowl Sunday. A day of hype and heroics. Big money and bragging rights. In all likelihood, more people will watch Super Bowl XXXVIII on television than will vote in the… More

We Don’t Play Politics with Science

– Washington Post, March 3, 2004.
Excerpt: Even before the President’s Council on Bioethics had its first meeting in January 2002, charges were flying that the council was stacked with political and religious… More

Reproduction and Responsibility

– Wall Street Journal, April 1, 2004.
Excerpt: New biotechnologies are providing new capacities for altering human reproduction, especially with life initiated outside the body. The intersection of assisted reproduction with… More

Interview on Washington Journal

– CSPAN, April 25, 2004.
Dr. Kass talked about a report by the President’s Council on Bioethics on reproductive techniques and guidelines for assisted reproductive procedures. He also responded to viewer… More

Human Frailty and Human Dignity

– The New Atlantis (Fall 2004-Winter 2005).
Excerpt: In the aftermath of an election season, with the question of stem cell research in the public eye and demagogued in the most awful way, Eric Cohen has chosen to ask more… More

Playing Politics With the Sick

– Washington Post, October 8, 2004.
Excerpt: Stem cell research is again a hot political issue. Scientists, biotech companies and patients’ groups continue their public relations campaign to force President Bush to… More

Reflections on Public Bioethics: A View from the Trenches

– Kennedy Institute of Ethics Journal 15 (3): 221-250, 2005.
Abstract: For many reasons, and more than its predecessors, the President’s Council on Bioethics has been the subject of much public attention and heated controversy. But little of… More

A Way Forward on Stem Cells

– Washington Post, July 12, 2005.
Excerpt: The stem cell wars have heated up again, with the next skirmish due shortly on the Senate floor. Once again scientists and patients’ advocates, eager to garner maximum… More

Interview on Newsmakers

– CSPAN, August 4, 2005.
Dr. Kass talked about embryonic stem sell research, focusing on scientific issues and values, ethical considerations in both conducting and funding the research, and political opinions… More

Taking Care: Ethical Caregiving in Our Aging Society

– The President's Council on Bioethics, Washington, DC, September 2005.
Excerpt: American society is aging—dramatically, rapidly, and largely well. More and more people are living healthily into their seventies and eighties, many well into their nineties.… More

Lingering Longer: Who Will Care?

– Washington Post, September 29, 2005.
Excerpt: American society is aging — dramatically, rapidly and, largely, well. More and more of us are living healthily into our seventies and eighties, many well into our nineties.… More

Cast Me Not Off in Old Age

– Commentary (January 2006).
Excerpt: Death and dying are once again subjects of intense public attention. During his confirmation hearings, Chief Justice John Roberts was grilled about his views on removing… More

Living Old Interview with Leon Kass

– Edited transcript, Living Old, PBS, March 7, 2006.
Excerpt: Describe what’s happening with the new rising elderly population in the United States. One way to put it would be to say that we’re on the threshold of the first-ever… More

Interview on Washington Journal

– CSPAN, July 18, 2006.
Mr. Kass and Ms. Bok talked about stem cell research and legislation to expand federal funding for the research. The two ethicists represented opposite sides of the debate on… More

In Qualified Praise of the Leon Kass Council on Bioethics

– Carl Mitchum, Techné: Research in Philosophy and Technology 10 (6) (Fall 2006).
Abstract: This paper argues the distinctiveness of the President’s Council on Bioethics, as chaired by Leon Kass. The argument proceeds by seeking to place the Council in proper… More

Science, Religion, and the Human Future

– Commentary (April 2007).
Excerpt: Western civilization would not be Western civilization were it not for biblical religion, which reveres and trusts in the one God, Who has made known what He wants of human beings… More

Brave New Future

– Symposium, National Review Online, November 21, 2007.
Excerpt: LEON R. KASS Reprogramming of human somatic cells to pluripotency is an enormously significant achievement, one that boosters of medical progress and defenders of human dignity can… More

How Brave a New World?

– 2007 Convocation Address, St. John’s College, Annapolis, Maryland. Reprinted in Society 45 (1): 5-8 (February 2008).
Excerpt: Surveying the world you graduates are about to enter, I am reminded of the ancient Chinese curse: “May you live in interesting times.” My own time has been interesting… More

Defending Life and Dignity

– Weekly Standard, February 25, 2008.
Excerpt: In his State of the Union address President Bush spoke briefly on matters of life and science. He stated his intention to expand funding for new possibilities in medical research,… More

For the Love of the Game

– With Eric Cohen. The New Republic, March 26, 2008.
Excerpt: The Super Bowl is over. March Madness is fast approaching, with NBA and Stanley Cup playoffs close behind. Spring training for the new baseball season has begun. Year after year,… More

A Truer Humanism

– Azure 5769, no. 34 (Autumn 2008).
Abstract: Science gives us many gifts, but it cannot keep us from losing our souls in the bargain.

Looking for an Honest Man: Reflections of an Unlicensed Humanist

– 38th Annual Jefferson Lecture for the National Endowment for the Humanities, 21 May 2009.
Excerpt: It is true that I have long been devoted to liberal education, and along with my wife, Amy Kass, and a few other colleagues at the University of Chicago, I helped found a… More

Introduction of Leon R. Kass

– Introduction to the 2009 Jefferson Lecture, National Endowment for the Humanities, 22 May 2009.
Excerpt: It’s a great honor for me to introduce Leon Kass. There is no one in contemporary American life who better embodies the fundamental mission of the humanities. This may seem a… More

Forbidding Science: Some Beginning Reflections

– Science and Engineering Ethics 15 (3):271-282, 2009.
Abstract: Growing powers to manipulate human bodies and minds, not merely to heal disease but to satisfy desires, control deviant behavior, and to change human nature, make urgent questions… More

The Unique Worth of an Individual Human Life

– The New Atlantis (Spring 2010).
Excerpt: The Center for Bioethics and Culture Network selected Leon R. Kass, M.D. to receive its Paul Ramsey Award for 2010 — an award honoring those “who have demonstrated exemplary… More

Cancer and Mortality: Making Time Count

– Rebecca Dresser, ed., Malignant: Medical Ethicists Confront Cancer, Oxford: Oxford University Press, 2012, pp. 179-194.
Excerpt: All human beings are mortal, and nearly all of us know it. But for most of us, through much of our lives, this knowledge remains largely below the level of consciousness. The… More

Leon Kass on Why Not Immortality?

– TV Ontario, September 21, 2012.
Dr. Leon Kass, Chair of the President’s Council on Bioethics, examines the ethical dilemmas surrounding stem cell research. Dr. Kass addresses the philosophical question: Why not… More

The Meaning of the Gosnell Trial

– Sohrab Ahmari, Wall Street Journal, April 13, 2013.
Excerpt: “As pain is to the body so repugnance is to the soul,” Dr. Kass says as we sit down for an interview in his book-lined office at the American Enterprise Institute,… More

Pride, Lust, Technology—and the Hebrew Bible

– Video conversation with Leon R. Kass, Mosaic, July 2013.
Last month, Mosaic visited Leon R. Kass, author of our June essay, “The Ten Commandments,” in his Washington, D.C. office. We spoke first about the passions, the human heart and its… More

Essays

Problems in the Meaning of Death

– Science 170:1235-1236, 1970.
Excerpt: The meaning of death is an abiding human problem. It is perhaps the first such problem, and certainly one of the oldest. Confrontation with dead bodies has been credited by… More

What Price the Perfect Baby?

– Science 173:103, 1971 (Letter).
Excerpt: In defending himself against the charges made by Rudolf Steinberger (Letters, 9 April), Bentley Glass states that he was merely predicting and not advocating that future state… More

Death as an Event: A Commentary on Robert Morison

– Science 173:698-702, 1971.
Abstract: 1) We have no need to abandon either the concept of death as an event or the efforts to set forth reasonable criteria for determining that a man has indeed died. 2) We need to… More

New Beginnings in Life

– In M.P. Hamilton, ed., The New Genetics and the Future of Man (Grand Rapids, MI: Wm. B. Eerdmans Publ. Co., 1972), 13-63.

Refinements in Criteria for the Determination of Death

– A Report by the Task Force on Death and Dying of the Institute of Society, Ethics, and the Life Sciences, Journal of the American Medical Association 221:48‑53, 1972.
Excerpt: The growing powers of medicine to combat disease and to prolong life have brought longer, healthier lives to many people. They have also brought new and difficult problems,… More

Determining Death and Viability in Fetuses and Abortuses

– In Research on the Fetus, Appendix, The National Commission for the Protection of Human Subjects of Biomedical and Behavioral Research, U.S. Department of Health, Education, and Welfare Publication No. (OS) 76-128, 1975.

Regarding the End of Medicine and the Pursuit of Health

– The Public Interest, Number 40:11-42, Summer 1975.
Excerpt: American medicine is not well. Though it remains the most widely respected of professions, though it has never been more competent technically, it is in trouble, both from without… More

The Ethical Dimensions of in Vitro Fertilization

– American Enterprise Institute Press, 1 January 1979.
A Conversation with Dr. Leon Kass: The Ethical Dimensions of in Vitro Fertilization is the edited transcript of a discussion of the ethics and policy issues of research on so-called test… More

“Making Babies” Revisited

– The Public Interest, Number 54:32-60, Winter 1979.
Excerpt: Seven years ago in the pages of this journal, in an article entitled “Making Babies-the New Biology and the ‘Old’ Morality” (Number 26, Winter 1972), I explored some of the… More

Ethical Problems of the New Biology

– Review of Life Manipulation: From Test-tube Babies to Aging by David G. Lygre, Chemical & Engineering News, September 15, 1980, 47-48.

Ethical Dilemmas in the Care of the III

– Journal of the American Medical Association 244:1811-1816 (Part I: “What Is the Physician’s Service?”) and 244:1946-1949 (Part II: “What Is the Patient’s Good?”), 1980.
Abstract: Physicians must continue to rely on their own powers of discernment and prudent judgment and not look to external “expert” guidance or expect simple solutions in… More

Patenting Life

– Commentary, December 1981.
Abstract: Every once in a while, we come upon an event of seemingly minor import which, on reflection, turns out to betoken deep and problematic truths about our culture. The “Patenting… More

Doctors Must Not Kill

– With W. Gaylin, E.D. Pellegrino, and M. Siegler, Journal of the American Medical Association 259:2139-40, April 8, 1988.

Neither for Love Nor Money: Why Doctors Must Not Kill

– The Public Interest, Number 94:25-46, Winter 1989.
Excerpt: Is the profession of medicine ethically neutral? If so, whence shall we derive the moral norms or principles to govern its practices? If not, how are the norms of professional… More

Death with Dignity and the Sanctity of Life

– Commentary, March 1990.
Abstract: Dedicated to the memory of my mother, Chana Kass (1903-1989), my first and best teacher regarding human dignity. “Call no man happy until he is dead.” With these deliberately… More

‘I Will Give No Deadly Drug’: Why Doctors Must Not Kill

– American College of Surgeons Bulletin 17:3, March 1992. Updated and reprinted in Kathleen Foley, M.D. and Herbert Hendin, M.D., ed., The Case Against Assisted Suicide (Baltimore, MD: Johns Hopkins University Press, 2002), 17-40. 

The Problem of Technology

– In Arthur Melzer, Jerry Weinberger, and M. Richard Zinman, eds., Technology and the Western Political Tradition (Ithaca, NY: Cornell University Press, 1993), 1-24.

Is There a Right to Die?

– Hastings Center Report 23 (1):34-43, January/February, 1993. A slightly different version appears in Robert A. Licht, ed., Old Rights and New, Washington, DC: AEI Press, 1993, 75-95.

Intelligence and the Social Scientist

– The Public Interest, Number 120:64-78, Summer 1995.
Excerpt: Once upon a time, before science and society got into bed together, serious attention was given to the question of dangerous knowledge. First it was an issue between philosophy and… More

Charity and the Confines of Compassion

– Philanthropy X (2): 5-7 & 28-31, Spring 1996. Reprinted in Amy A. Kass, ed. The Perfect Gift: The Philanthropic Imagination in Poetry and Prose (Bloomington, IN: Indiana University Press, 2002).

Dehumanization Triumphant

– First Things, August/September 1996.
Excerpt: Recent efforts to legalize physician-assisted suicide and to establish a constitutional “right to die” are deeply troubling events, morally dubious in themselves, extremely… More

Courting Death: Assisted Suicide, Doctors, and the Law

– With Nelson Lund, Commentary, December 1996.
Abstract: That we die is certain. When and how we die is not. Because we want to live and not to die, we resort to medicine to delay the inevitable. Yet medicine’s increasing success in… More

The Ethics of Human Cloning

– With James Q. Wilson, American Enterprise Institute Press, June 1, 1998.
Today biological science is rising on a wall of worry. No other science has advanced more dramatically during the past several decades or yielded so many palpable improvements in human… More

Beyond Biology

– Review of Brave New Worlds: Staying Human in the Genetic Future by Bryan Appleyard, The New York Times Book Review, August 23, 1998.
Excerpt: During the decades after World War II, two powerfully disturbing novels captured the imagination of those of us who were apprehensive about the human future: George Orwell’s… More

Evolution and the Bible: Genesis I Revisited

– Commentary, November 1988.
Abstract: These tensions between science and religion, never absent yet recently grown strong, nowadays focus mainly on the subject of evolution and its meaning for the Bible.

Book Discussion on The Ethics of Human Cloning

– CSPAN, December 11, 1998.
Mr. Kass and Mr. Wilson talked about their book, The Ethics of Human Cloning, published by AEI Press. The book is about the ethical debate over human cloning. Mr. Kass is against… More

The Ethics of Human Cloning

– The American Enterprise, March 1, 1999.
Social critics James Q. Wilson and Leon Kass debate the social, psychological and ethical ramifications of human cloning. Wilson supports limited cloning to two-parent heterosexual… More

Why We Should Ban the Cloning of Human Beings

– Texas Review of Law & Politics 4(1): 41-49, Fall 1999.
Excerpt: “To clone or not to clone a human being” is no longer a fanciful question. Success in cloning first sheep, then cows, and most recently, great success in cloning mice… More

The Moral Meaning of Genetic Technology

– Commentary, September 1999. Reprinted in The American Journal of Jurisprudence 45:1-16, 2000.
Abstract: As one contemplates the current and projected state of genetic knowledge and technology, one is astonished by how far we have come in the less than 50 years since Watson and Crick… More

Aldous Huxley Brave New World (1932)

– First Things, March 2000.
Excerpt: The urgency of the great political struggles of the twentieth century, successfully waged against totalitarianisms first right and then left, seems to have blinded many people to a… More

L’Chaim and Its Limits: Why Not Immortality?

– First Things, May 2001.
Excerpt: You don’t have to be Jewish to drink L’Chaim, to lift a glass “To Life.” Everyone in his right mind believes that life is good and that death is bad. But Jews have always… More

The Ethics of Cloning

– Testimony Before United States House of Representatives Committee on the Judiciary, Subcommittee on Crime, June 7, 2001.
Excerpt: Mr. Chairman and Members of the Committee. My name is Leon Kass, and I am the Addie Clark Harding Professor in the Committee on Social Thought and the College at the University of… More

Ban Stand

– With Daniel Callahan, The New Republic, August 6, 2001.
Excerpt: Everyone has been arguing for weeks about whether President Bush should authorize funding for research on human embryonic stem cells. But few have noticed the much more momentous… More

Brave New Biology: The Challenge for Human Dignity

– London: The Institute of United States Studies, 2002.
Excerpt: The urgency of the great political struggles of the twentieth century and the new global struggle against terrorism and fanaticism seems to have blinded many people to a deep truth… More

The Right to Life and Human Dignity

– In Kenneth L. Vaux, Sara Vaux, and Mark Stenberg, eds., Covenants of Life: Contemporary Medical Ethics in Light of the Thought of Paul Ramsey (Dordrecht: Kluwer Academic Publishers, 2002), 57-69. Revised and reprinted in Svetozar Minkov, ed., Enlightening Revolutions: Essays in Honor of Ralph Lerner (Lanham, MD: Lexington Books, 2006), 127-141.

Interview on Washington Journal

– CSPAN, January 23, 2002.
Mr. Kass talked about his role in advising President Bush on cloning and stem cell research. The new President’s Council on Bioethics is made up of 17 philosophers, medical experts… More

Defending Dignity

– Christianity Today, May 23, 2002.
Excerpt: Condensed from an interview with Leon Kass, head of President Bush’s Advisory Council on Bioethics, and a fellow at the American Enterprise Institute. The interview was… More

Human Cloning and Human Dignity: An Ethical Inquiry

– The President's Council on Bioethics, Washington, DC, July 2002.
Excerpt: Man’s biotechnological powers are expanding in scope, at what seems an accelerating pace. Many of these powers are double-edged, offering help for human suffering, yet… More

Stop All Cloning of Humans For Four Years

– Wall Street Journal, July 11, 2002.
Excerpt: For the past five years, the prospect of human cloning has been the subject of much public attention and sharp moral debate. Several mammalian species have been cloned; the first… More

Report to the President on Human Cloning

– CPAN, July 11, 2002.
Mr. Kass presented and summarized some of the debate found in the council’s report on human cloning. Among the issues that the report examined were reproductive and therapeutic… More

The Age of Genetic Technology Arrives

– American Spectator, November-December 2002.
Excerpt: As one contemplates the current and projected state of genetic knowledge and technology, one is astonished by how far we have come…

The Meaning of Life in the Laboratory

– Public Interest 146: Winter 2002.
Excerpt: The readers of Aldous Huxley’s novel, like the inhabitants of the society it depicts, enter into the Brave New World through “a squat gray building … the Central London… More

Interview on Washington Journal

– CSPAN, January 1, 2003.
Dr. Kass talked about ethical issues involving human cloning and recent news of the first human reproductive clone by a private organization. He also responded to viewer comments and… More

The Career of Leon Kass by Harvey Flaumenhaft

– Harvey Flaumenhaft, Journal of Contemporary Health Law & Policy 20:1 (2003).
Excerpt: What has gone into making the remarkable career of Leon Kass? In sketching an answer to that question, it will be helpful for me to take account of what he himself has publicly had… More

Who’s Afraid of Leon Kass? by Gary Rosen

– Gary Rosen, Commentary,  January 2003.
Abstract: In the summer of 2001, as the Bush administration prepared to announce its much-anticipated decision on federal funding for stem-cell research, the White House began to leak word… More

How One Clone Leads to Another

– New York Times, January 24, 2003.
Excerpt: The failure of the last Congress to enact a ban on human cloning casts grave doubt on our ability to govern the unethical uses of biotechnology, even when it threatens things we… More

Ageless Bodies, Happy Souls

– The New Atlantis (Spring 2003).
Excerpt: Let me begin by offering a toast to biomedical science and biotechnology: May they live and be well. And may our children and grandchildren continue to reap their ever tastier… More

Beyond Therapy: Biotechnology and the Pursuit of Happiness

– The President's Council on Bioethics, Washington, DC, October 2003.
Excerpt: Biotechnology offers exciting and promising prospects for healing the sick and relieving the suffering. But exactly because of their impressive powers to alter the workings of body… More

The Pursuit of Biohappiness

– Washington Post, October 16, 2003.
Excerpt: By all accounts, we are entering the golden age of biotechnology. Advances in genetics, drug discovery and regenerative medicine promise cures for dreaded diseases and relief for… More

The Public’s Stake

– Symposium, Biotechnology: A House Divided, Public Interest 150: Winter 2003.
Excerpt: For the first six months of this year, the President’s Council on  Bioethics met to consider the moral, biomedical, and human significance of human cloning in order to advise… More

Monitoring Stem Cell Research

– The President's Council on Bioethics, Washington, DC, January 2004.
Excerpt: I am pleased to present to you Monitoring Stem Cell Research, a report of the President’s Council on Bioethics. Over the past two years, in keeping with your stated intention,… More

The Price of Winning at Any Cost

– With Eric Cohen, Washington Post Outlook, February 1, 2004.
Excerpt: It’s Super Bowl Sunday. A day of hype and heroics. Big money and bragging rights. In all likelihood, more people will watch Super Bowl XXXVIII on television than will vote in the… More

We Don’t Play Politics with Science

– Washington Post, March 3, 2004.
Excerpt: Even before the President’s Council on Bioethics had its first meeting in January 2002, charges were flying that the council was stacked with political and religious… More

Reproduction and Responsibility

– Wall Street Journal, April 1, 2004.
Excerpt: New biotechnologies are providing new capacities for altering human reproduction, especially with life initiated outside the body. The intersection of assisted reproduction with… More

Interview on Washington Journal

– CSPAN, April 25, 2004.
Dr. Kass talked about a report by the President’s Council on Bioethics on reproductive techniques and guidelines for assisted reproductive procedures. He also responded to viewer… More

Human Frailty and Human Dignity

– The New Atlantis (Fall 2004-Winter 2005).
Excerpt: In the aftermath of an election season, with the question of stem cell research in the public eye and demagogued in the most awful way, Eric Cohen has chosen to ask more… More

Playing Politics With the Sick

– Washington Post, October 8, 2004.
Excerpt: Stem cell research is again a hot political issue. Scientists, biotech companies and patients’ groups continue their public relations campaign to force President Bush to… More

Reflections on Public Bioethics: A View from the Trenches

– Kennedy Institute of Ethics Journal 15 (3): 221-250, 2005.
Abstract: For many reasons, and more than its predecessors, the President’s Council on Bioethics has been the subject of much public attention and heated controversy. But little of… More

A Way Forward on Stem Cells

– Washington Post, July 12, 2005.
Excerpt: The stem cell wars have heated up again, with the next skirmish due shortly on the Senate floor. Once again scientists and patients’ advocates, eager to garner maximum… More

Interview on Newsmakers

– CSPAN, August 4, 2005.
Dr. Kass talked about embryonic stem sell research, focusing on scientific issues and values, ethical considerations in both conducting and funding the research, and political opinions… More

Taking Care: Ethical Caregiving in Our Aging Society

– The President's Council on Bioethics, Washington, DC, September 2005.
Excerpt: American society is aging—dramatically, rapidly, and largely well. More and more people are living healthily into their seventies and eighties, many well into their nineties.… More

Lingering Longer: Who Will Care?

– Washington Post, September 29, 2005.
Excerpt: American society is aging — dramatically, rapidly and, largely, well. More and more of us are living healthily into our seventies and eighties, many well into our nineties.… More

Cast Me Not Off in Old Age

– Commentary (January 2006).
Excerpt: Death and dying are once again subjects of intense public attention. During his confirmation hearings, Chief Justice John Roberts was grilled about his views on removing… More

Living Old Interview with Leon Kass

– Edited transcript, Living Old, PBS, March 7, 2006.
Excerpt: Describe what’s happening with the new rising elderly population in the United States. One way to put it would be to say that we’re on the threshold of the first-ever… More

Interview on Washington Journal

– CSPAN, July 18, 2006.
Mr. Kass and Ms. Bok talked about stem cell research and legislation to expand federal funding for the research. The two ethicists represented opposite sides of the debate on… More

In Qualified Praise of the Leon Kass Council on Bioethics

– Carl Mitchum, Techné: Research in Philosophy and Technology 10 (6) (Fall 2006).
Abstract: This paper argues the distinctiveness of the President’s Council on Bioethics, as chaired by Leon Kass. The argument proceeds by seeking to place the Council in proper… More

Science, Religion, and the Human Future

– Commentary (April 2007).
Excerpt: Western civilization would not be Western civilization were it not for biblical religion, which reveres and trusts in the one God, Who has made known what He wants of human beings… More

Brave New Future

– Symposium, National Review Online, November 21, 2007.
Excerpt: LEON R. KASS Reprogramming of human somatic cells to pluripotency is an enormously significant achievement, one that boosters of medical progress and defenders of human dignity can… More

How Brave a New World?

– 2007 Convocation Address, St. John’s College, Annapolis, Maryland. Reprinted in Society 45 (1): 5-8 (February 2008).
Excerpt: Surveying the world you graduates are about to enter, I am reminded of the ancient Chinese curse: “May you live in interesting times.” My own time has been interesting… More

Defending Life and Dignity

– Weekly Standard, February 25, 2008.
Excerpt: In his State of the Union address President Bush spoke briefly on matters of life and science. He stated his intention to expand funding for new possibilities in medical research,… More

For the Love of the Game

– With Eric Cohen. The New Republic, March 26, 2008.
Excerpt: The Super Bowl is over. March Madness is fast approaching, with NBA and Stanley Cup playoffs close behind. Spring training for the new baseball season has begun. Year after year,… More

A Truer Humanism

– Azure 5769, no. 34 (Autumn 2008).
Abstract: Science gives us many gifts, but it cannot keep us from losing our souls in the bargain.

Looking for an Honest Man: Reflections of an Unlicensed Humanist

– 38th Annual Jefferson Lecture for the National Endowment for the Humanities, 21 May 2009.
Excerpt: It is true that I have long been devoted to liberal education, and along with my wife, Amy Kass, and a few other colleagues at the University of Chicago, I helped found a… More

Introduction of Leon R. Kass

– Introduction to the 2009 Jefferson Lecture, National Endowment for the Humanities, 22 May 2009.
Excerpt: It’s a great honor for me to introduce Leon Kass. There is no one in contemporary American life who better embodies the fundamental mission of the humanities. This may seem a… More

Forbidding Science: Some Beginning Reflections

– Science and Engineering Ethics 15 (3):271-282, 2009.
Abstract: Growing powers to manipulate human bodies and minds, not merely to heal disease but to satisfy desires, control deviant behavior, and to change human nature, make urgent questions… More

The Unique Worth of an Individual Human Life

– The New Atlantis (Spring 2010).
Excerpt: The Center for Bioethics and Culture Network selected Leon R. Kass, M.D. to receive its Paul Ramsey Award for 2010 — an award honoring those “who have demonstrated exemplary… More

Cancer and Mortality: Making Time Count

– Rebecca Dresser, ed., Malignant: Medical Ethicists Confront Cancer, Oxford: Oxford University Press, 2012, pp. 179-194.
Excerpt: All human beings are mortal, and nearly all of us know it. But for most of us, through much of our lives, this knowledge remains largely below the level of consciousness. The… More

Leon Kass on Why Not Immortality?

– TV Ontario, September 21, 2012.
Dr. Leon Kass, Chair of the President’s Council on Bioethics, examines the ethical dilemmas surrounding stem cell research. Dr. Kass addresses the philosophical question: Why not… More

The Meaning of the Gosnell Trial

– Sohrab Ahmari, Wall Street Journal, April 13, 2013.
Excerpt: “As pain is to the body so repugnance is to the soul,” Dr. Kass says as we sit down for an interview in his book-lined office at the American Enterprise Institute,… More

Pride, Lust, Technology—and the Hebrew Bible

– Video conversation with Leon R. Kass, Mosaic, July 2013.
Last month, Mosaic visited Leon R. Kass, author of our June essay, “The Ten Commandments,” in his Washington, D.C. office. We spoke first about the passions, the human heart and its… More

Commentary

Problems in the Meaning of Death

– Science 170:1235-1236, 1970.
Excerpt: The meaning of death is an abiding human problem. It is perhaps the first such problem, and certainly one of the oldest. Confrontation with dead bodies has been credited by… More

What Price the Perfect Baby?

– Science 173:103, 1971 (Letter).
Excerpt: In defending himself against the charges made by Rudolf Steinberger (Letters, 9 April), Bentley Glass states that he was merely predicting and not advocating that future state… More

Death as an Event: A Commentary on Robert Morison

– Science 173:698-702, 1971.
Abstract: 1) We have no need to abandon either the concept of death as an event or the efforts to set forth reasonable criteria for determining that a man has indeed died. 2) We need to… More

New Beginnings in Life

– In M.P. Hamilton, ed., The New Genetics and the Future of Man (Grand Rapids, MI: Wm. B. Eerdmans Publ. Co., 1972), 13-63.

Refinements in Criteria for the Determination of Death

– A Report by the Task Force on Death and Dying of the Institute of Society, Ethics, and the Life Sciences, Journal of the American Medical Association 221:48‑53, 1972.
Excerpt: The growing powers of medicine to combat disease and to prolong life have brought longer, healthier lives to many people. They have also brought new and difficult problems,… More

Determining Death and Viability in Fetuses and Abortuses

– In Research on the Fetus, Appendix, The National Commission for the Protection of Human Subjects of Biomedical and Behavioral Research, U.S. Department of Health, Education, and Welfare Publication No. (OS) 76-128, 1975.

Regarding the End of Medicine and the Pursuit of Health

– The Public Interest, Number 40:11-42, Summer 1975.
Excerpt: American medicine is not well. Though it remains the most widely respected of professions, though it has never been more competent technically, it is in trouble, both from without… More

The Ethical Dimensions of in Vitro Fertilization

– American Enterprise Institute Press, 1 January 1979.
A Conversation with Dr. Leon Kass: The Ethical Dimensions of in Vitro Fertilization is the edited transcript of a discussion of the ethics and policy issues of research on so-called test… More

“Making Babies” Revisited

– The Public Interest, Number 54:32-60, Winter 1979.
Excerpt: Seven years ago in the pages of this journal, in an article entitled “Making Babies-the New Biology and the ‘Old’ Morality” (Number 26, Winter 1972), I explored some of the… More

Ethical Problems of the New Biology

– Review of Life Manipulation: From Test-tube Babies to Aging by David G. Lygre, Chemical & Engineering News, September 15, 1980, 47-48.

Ethical Dilemmas in the Care of the III

– Journal of the American Medical Association 244:1811-1816 (Part I: “What Is the Physician’s Service?”) and 244:1946-1949 (Part II: “What Is the Patient’s Good?”), 1980.
Abstract: Physicians must continue to rely on their own powers of discernment and prudent judgment and not look to external “expert” guidance or expect simple solutions in… More

Patenting Life

– Commentary, December 1981.
Abstract: Every once in a while, we come upon an event of seemingly minor import which, on reflection, turns out to betoken deep and problematic truths about our culture. The “Patenting… More

Doctors Must Not Kill

– With W. Gaylin, E.D. Pellegrino, and M. Siegler, Journal of the American Medical Association 259:2139-40, April 8, 1988.

Neither for Love Nor Money: Why Doctors Must Not Kill

– The Public Interest, Number 94:25-46, Winter 1989.
Excerpt: Is the profession of medicine ethically neutral? If so, whence shall we derive the moral norms or principles to govern its practices? If not, how are the norms of professional… More

Death with Dignity and the Sanctity of Life

– Commentary, March 1990.
Abstract: Dedicated to the memory of my mother, Chana Kass (1903-1989), my first and best teacher regarding human dignity. “Call no man happy until he is dead.” With these deliberately… More

‘I Will Give No Deadly Drug’: Why Doctors Must Not Kill

– American College of Surgeons Bulletin 17:3, March 1992. Updated and reprinted in Kathleen Foley, M.D. and Herbert Hendin, M.D., ed., The Case Against Assisted Suicide (Baltimore, MD: Johns Hopkins University Press, 2002), 17-40. 

The Problem of Technology

– In Arthur Melzer, Jerry Weinberger, and M. Richard Zinman, eds., Technology and the Western Political Tradition (Ithaca, NY: Cornell University Press, 1993), 1-24.

Is There a Right to Die?

– Hastings Center Report 23 (1):34-43, January/February, 1993. A slightly different version appears in Robert A. Licht, ed., Old Rights and New, Washington, DC: AEI Press, 1993, 75-95.

Intelligence and the Social Scientist

– The Public Interest, Number 120:64-78, Summer 1995.
Excerpt: Once upon a time, before science and society got into bed together, serious attention was given to the question of dangerous knowledge. First it was an issue between philosophy and… More

Charity and the Confines of Compassion

– Philanthropy X (2): 5-7 & 28-31, Spring 1996. Reprinted in Amy A. Kass, ed. The Perfect Gift: The Philanthropic Imagination in Poetry and Prose (Bloomington, IN: Indiana University Press, 2002).

Dehumanization Triumphant

– First Things, August/September 1996.
Excerpt: Recent efforts to legalize physician-assisted suicide and to establish a constitutional “right to die” are deeply troubling events, morally dubious in themselves, extremely… More

Courting Death: Assisted Suicide, Doctors, and the Law

– With Nelson Lund, Commentary, December 1996.
Abstract: That we die is certain. When and how we die is not. Because we want to live and not to die, we resort to medicine to delay the inevitable. Yet medicine’s increasing success in… More

The Ethics of Human Cloning

– With James Q. Wilson, American Enterprise Institute Press, June 1, 1998.
Today biological science is rising on a wall of worry. No other science has advanced more dramatically during the past several decades or yielded so many palpable improvements in human… More

Beyond Biology

– Review of Brave New Worlds: Staying Human in the Genetic Future by Bryan Appleyard, The New York Times Book Review, August 23, 1998.
Excerpt: During the decades after World War II, two powerfully disturbing novels captured the imagination of those of us who were apprehensive about the human future: George Orwell’s… More

Evolution and the Bible: Genesis I Revisited

– Commentary, November 1988.
Abstract: These tensions between science and religion, never absent yet recently grown strong, nowadays focus mainly on the subject of evolution and its meaning for the Bible.

Book Discussion on The Ethics of Human Cloning

– CSPAN, December 11, 1998.
Mr. Kass and Mr. Wilson talked about their book, The Ethics of Human Cloning, published by AEI Press. The book is about the ethical debate over human cloning. Mr. Kass is against… More

The Ethics of Human Cloning

– The American Enterprise, March 1, 1999.
Social critics James Q. Wilson and Leon Kass debate the social, psychological and ethical ramifications of human cloning. Wilson supports limited cloning to two-parent heterosexual… More

Why We Should Ban the Cloning of Human Beings

– Texas Review of Law & Politics 4(1): 41-49, Fall 1999.
Excerpt: “To clone or not to clone a human being” is no longer a fanciful question. Success in cloning first sheep, then cows, and most recently, great success in cloning mice… More

The Moral Meaning of Genetic Technology

– Commentary, September 1999. Reprinted in The American Journal of Jurisprudence 45:1-16, 2000.
Abstract: As one contemplates the current and projected state of genetic knowledge and technology, one is astonished by how far we have come in the less than 50 years since Watson and Crick… More

Aldous Huxley Brave New World (1932)

– First Things, March 2000.
Excerpt: The urgency of the great political struggles of the twentieth century, successfully waged against totalitarianisms first right and then left, seems to have blinded many people to a… More

L’Chaim and Its Limits: Why Not Immortality?

– First Things, May 2001.
Excerpt: You don’t have to be Jewish to drink L’Chaim, to lift a glass “To Life.” Everyone in his right mind believes that life is good and that death is bad. But Jews have always… More

The Ethics of Cloning

– Testimony Before United States House of Representatives Committee on the Judiciary, Subcommittee on Crime, June 7, 2001.
Excerpt: Mr. Chairman and Members of the Committee. My name is Leon Kass, and I am the Addie Clark Harding Professor in the Committee on Social Thought and the College at the University of… More

Ban Stand

– With Daniel Callahan, The New Republic, August 6, 2001.
Excerpt: Everyone has been arguing for weeks about whether President Bush should authorize funding for research on human embryonic stem cells. But few have noticed the much more momentous… More

Brave New Biology: The Challenge for Human Dignity

– London: The Institute of United States Studies, 2002.
Excerpt: The urgency of the great political struggles of the twentieth century and the new global struggle against terrorism and fanaticism seems to have blinded many people to a deep truth… More

The Right to Life and Human Dignity

– In Kenneth L. Vaux, Sara Vaux, and Mark Stenberg, eds., Covenants of Life: Contemporary Medical Ethics in Light of the Thought of Paul Ramsey (Dordrecht: Kluwer Academic Publishers, 2002), 57-69. Revised and reprinted in Svetozar Minkov, ed., Enlightening Revolutions: Essays in Honor of Ralph Lerner (Lanham, MD: Lexington Books, 2006), 127-141.

Interview on Washington Journal

– CSPAN, January 23, 2002.
Mr. Kass talked about his role in advising President Bush on cloning and stem cell research. The new President’s Council on Bioethics is made up of 17 philosophers, medical experts… More

Defending Dignity

– Christianity Today, May 23, 2002.
Excerpt: Condensed from an interview with Leon Kass, head of President Bush’s Advisory Council on Bioethics, and a fellow at the American Enterprise Institute. The interview was… More

Human Cloning and Human Dignity: An Ethical Inquiry

– The President's Council on Bioethics, Washington, DC, July 2002.
Excerpt: Man’s biotechnological powers are expanding in scope, at what seems an accelerating pace. Many of these powers are double-edged, offering help for human suffering, yet… More

Stop All Cloning of Humans For Four Years

– Wall Street Journal, July 11, 2002.
Excerpt: For the past five years, the prospect of human cloning has been the subject of much public attention and sharp moral debate. Several mammalian species have been cloned; the first… More

Report to the President on Human Cloning

– CPAN, July 11, 2002.
Mr. Kass presented and summarized some of the debate found in the council’s report on human cloning. Among the issues that the report examined were reproductive and therapeutic… More

The Age of Genetic Technology Arrives

– American Spectator, November-December 2002.
Excerpt: As one contemplates the current and projected state of genetic knowledge and technology, one is astonished by how far we have come…

The Meaning of Life in the Laboratory

– Public Interest 146: Winter 2002.
Excerpt: The readers of Aldous Huxley’s novel, like the inhabitants of the society it depicts, enter into the Brave New World through “a squat gray building … the Central London… More

Interview on Washington Journal

– CSPAN, January 1, 2003.
Dr. Kass talked about ethical issues involving human cloning and recent news of the first human reproductive clone by a private organization. He also responded to viewer comments and… More

The Career of Leon Kass by Harvey Flaumenhaft

– Harvey Flaumenhaft, Journal of Contemporary Health Law & Policy 20:1 (2003).
Excerpt: What has gone into making the remarkable career of Leon Kass? In sketching an answer to that question, it will be helpful for me to take account of what he himself has publicly had… More

Who’s Afraid of Leon Kass? by Gary Rosen

– Gary Rosen, Commentary,  January 2003.
Abstract: In the summer of 2001, as the Bush administration prepared to announce its much-anticipated decision on federal funding for stem-cell research, the White House began to leak word… More

How One Clone Leads to Another

– New York Times, January 24, 2003.
Excerpt: The failure of the last Congress to enact a ban on human cloning casts grave doubt on our ability to govern the unethical uses of biotechnology, even when it threatens things we… More

Ageless Bodies, Happy Souls

– The New Atlantis (Spring 2003).
Excerpt: Let me begin by offering a toast to biomedical science and biotechnology: May they live and be well. And may our children and grandchildren continue to reap their ever tastier… More

Beyond Therapy: Biotechnology and the Pursuit of Happiness

– The President's Council on Bioethics, Washington, DC, October 2003.
Excerpt: Biotechnology offers exciting and promising prospects for healing the sick and relieving the suffering. But exactly because of their impressive powers to alter the workings of body… More

The Pursuit of Biohappiness

– Washington Post, October 16, 2003.
Excerpt: By all accounts, we are entering the golden age of biotechnology. Advances in genetics, drug discovery and regenerative medicine promise cures for dreaded diseases and relief for… More

The Public’s Stake

– Symposium, Biotechnology: A House Divided, Public Interest 150: Winter 2003.
Excerpt: For the first six months of this year, the President’s Council on  Bioethics met to consider the moral, biomedical, and human significance of human cloning in order to advise… More

Monitoring Stem Cell Research

– The President's Council on Bioethics, Washington, DC, January 2004.
Excerpt: I am pleased to present to you Monitoring Stem Cell Research, a report of the President’s Council on Bioethics. Over the past two years, in keeping with your stated intention,… More

The Price of Winning at Any Cost

– With Eric Cohen, Washington Post Outlook, February 1, 2004.
Excerpt: It’s Super Bowl Sunday. A day of hype and heroics. Big money and bragging rights. In all likelihood, more people will watch Super Bowl XXXVIII on television than will vote in the… More

We Don’t Play Politics with Science

– Washington Post, March 3, 2004.
Excerpt: Even before the President’s Council on Bioethics had its first meeting in January 2002, charges were flying that the council was stacked with political and religious… More

Reproduction and Responsibility

– Wall Street Journal, April 1, 2004.
Excerpt: New biotechnologies are providing new capacities for altering human reproduction, especially with life initiated outside the body. The intersection of assisted reproduction with… More

Interview on Washington Journal

– CSPAN, April 25, 2004.
Dr. Kass talked about a report by the President’s Council on Bioethics on reproductive techniques and guidelines for assisted reproductive procedures. He also responded to viewer… More

Human Frailty and Human Dignity

– The New Atlantis (Fall 2004-Winter 2005).
Excerpt: In the aftermath of an election season, with the question of stem cell research in the public eye and demagogued in the most awful way, Eric Cohen has chosen to ask more… More

Playing Politics With the Sick

– Washington Post, October 8, 2004.
Excerpt: Stem cell research is again a hot political issue. Scientists, biotech companies and patients’ groups continue their public relations campaign to force President Bush to… More

Reflections on Public Bioethics: A View from the Trenches

– Kennedy Institute of Ethics Journal 15 (3): 221-250, 2005.
Abstract: For many reasons, and more than its predecessors, the President’s Council on Bioethics has been the subject of much public attention and heated controversy. But little of… More

A Way Forward on Stem Cells

– Washington Post, July 12, 2005.
Excerpt: The stem cell wars have heated up again, with the next skirmish due shortly on the Senate floor. Once again scientists and patients’ advocates, eager to garner maximum… More

Interview on Newsmakers

– CSPAN, August 4, 2005.
Dr. Kass talked about embryonic stem sell research, focusing on scientific issues and values, ethical considerations in both conducting and funding the research, and political opinions… More

Taking Care: Ethical Caregiving in Our Aging Society

– The President's Council on Bioethics, Washington, DC, September 2005.
Excerpt: American society is aging—dramatically, rapidly, and largely well. More and more people are living healthily into their seventies and eighties, many well into their nineties.… More

Lingering Longer: Who Will Care?

– Washington Post, September 29, 2005.
Excerpt: American society is aging — dramatically, rapidly and, largely, well. More and more of us are living healthily into our seventies and eighties, many well into our nineties.… More

Cast Me Not Off in Old Age

– Commentary (January 2006).
Excerpt: Death and dying are once again subjects of intense public attention. During his confirmation hearings, Chief Justice John Roberts was grilled about his views on removing… More

Living Old Interview with Leon Kass

– Edited transcript, Living Old, PBS, March 7, 2006.
Excerpt: Describe what’s happening with the new rising elderly population in the United States. One way to put it would be to say that we’re on the threshold of the first-ever… More

Interview on Washington Journal

– CSPAN, July 18, 2006.
Mr. Kass and Ms. Bok talked about stem cell research and legislation to expand federal funding for the research. The two ethicists represented opposite sides of the debate on… More

In Qualified Praise of the Leon Kass Council on Bioethics

– Carl Mitchum, Techné: Research in Philosophy and Technology 10 (6) (Fall 2006).
Abstract: This paper argues the distinctiveness of the President’s Council on Bioethics, as chaired by Leon Kass. The argument proceeds by seeking to place the Council in proper… More

Science, Religion, and the Human Future

– Commentary (April 2007).
Excerpt: Western civilization would not be Western civilization were it not for biblical religion, which reveres and trusts in the one God, Who has made known what He wants of human beings… More

Brave New Future

– Symposium, National Review Online, November 21, 2007.
Excerpt: LEON R. KASS Reprogramming of human somatic cells to pluripotency is an enormously significant achievement, one that boosters of medical progress and defenders of human dignity can… More

How Brave a New World?

– 2007 Convocation Address, St. John’s College, Annapolis, Maryland. Reprinted in Society 45 (1): 5-8 (February 2008).
Excerpt: Surveying the world you graduates are about to enter, I am reminded of the ancient Chinese curse: “May you live in interesting times.” My own time has been interesting… More

Defending Life and Dignity

– Weekly Standard, February 25, 2008.
Excerpt: In his State of the Union address President Bush spoke briefly on matters of life and science. He stated his intention to expand funding for new possibilities in medical research,… More

For the Love of the Game

– With Eric Cohen. The New Republic, March 26, 2008.
Excerpt: The Super Bowl is over. March Madness is fast approaching, with NBA and Stanley Cup playoffs close behind. Spring training for the new baseball season has begun. Year after year,… More

A Truer Humanism

– Azure 5769, no. 34 (Autumn 2008).
Abstract: Science gives us many gifts, but it cannot keep us from losing our souls in the bargain.

Looking for an Honest Man: Reflections of an Unlicensed Humanist

– 38th Annual Jefferson Lecture for the National Endowment for the Humanities, 21 May 2009.
Excerpt: It is true that I have long been devoted to liberal education, and along with my wife, Amy Kass, and a few other colleagues at the University of Chicago, I helped found a… More

Introduction of Leon R. Kass

– Introduction to the 2009 Jefferson Lecture, National Endowment for the Humanities, 22 May 2009.
Excerpt: It’s a great honor for me to introduce Leon Kass. There is no one in contemporary American life who better embodies the fundamental mission of the humanities. This may seem a… More

Forbidding Science: Some Beginning Reflections

– Science and Engineering Ethics 15 (3):271-282, 2009.
Abstract: Growing powers to manipulate human bodies and minds, not merely to heal disease but to satisfy desires, control deviant behavior, and to change human nature, make urgent questions… More

The Unique Worth of an Individual Human Life

– The New Atlantis (Spring 2010).
Excerpt: The Center for Bioethics and Culture Network selected Leon R. Kass, M.D. to receive its Paul Ramsey Award for 2010 — an award honoring those “who have demonstrated exemplary… More

Cancer and Mortality: Making Time Count

– Rebecca Dresser, ed., Malignant: Medical Ethicists Confront Cancer, Oxford: Oxford University Press, 2012, pp. 179-194.
Excerpt: All human beings are mortal, and nearly all of us know it. But for most of us, through much of our lives, this knowledge remains largely below the level of consciousness. The… More

Leon Kass on Why Not Immortality?

– TV Ontario, September 21, 2012.
Dr. Leon Kass, Chair of the President’s Council on Bioethics, examines the ethical dilemmas surrounding stem cell research. Dr. Kass addresses the philosophical question: Why not… More

The Meaning of the Gosnell Trial

– Sohrab Ahmari, Wall Street Journal, April 13, 2013.
Excerpt: “As pain is to the body so repugnance is to the soul,” Dr. Kass says as we sit down for an interview in his book-lined office at the American Enterprise Institute,… More

Pride, Lust, Technology—and the Hebrew Bible

– Video conversation with Leon R. Kass, Mosaic, July 2013.
Last month, Mosaic visited Leon R. Kass, author of our June essay, “The Ten Commandments,” in his Washington, D.C. office. We spoke first about the passions, the human heart and its… More

Multimedia

Problems in the Meaning of Death

– Science 170:1235-1236, 1970.
Excerpt: The meaning of death is an abiding human problem. It is perhaps the first such problem, and certainly one of the oldest. Confrontation with dead bodies has been credited by… More

What Price the Perfect Baby?

– Science 173:103, 1971 (Letter).
Excerpt: In defending himself against the charges made by Rudolf Steinberger (Letters, 9 April), Bentley Glass states that he was merely predicting and not advocating that future state… More

Death as an Event: A Commentary on Robert Morison

– Science 173:698-702, 1971.
Abstract: 1) We have no need to abandon either the concept of death as an event or the efforts to set forth reasonable criteria for determining that a man has indeed died. 2) We need to… More

New Beginnings in Life

– In M.P. Hamilton, ed., The New Genetics and the Future of Man (Grand Rapids, MI: Wm. B. Eerdmans Publ. Co., 1972), 13-63.

Refinements in Criteria for the Determination of Death

– A Report by the Task Force on Death and Dying of the Institute of Society, Ethics, and the Life Sciences, Journal of the American Medical Association 221:48‑53, 1972.
Excerpt: The growing powers of medicine to combat disease and to prolong life have brought longer, healthier lives to many people. They have also brought new and difficult problems,… More

Determining Death and Viability in Fetuses and Abortuses

– In Research on the Fetus, Appendix, The National Commission for the Protection of Human Subjects of Biomedical and Behavioral Research, U.S. Department of Health, Education, and Welfare Publication No. (OS) 76-128, 1975.

Regarding the End of Medicine and the Pursuit of Health

– The Public Interest, Number 40:11-42, Summer 1975.
Excerpt: American medicine is not well. Though it remains the most widely respected of professions, though it has never been more competent technically, it is in trouble, both from without… More

The Ethical Dimensions of in Vitro Fertilization

– American Enterprise Institute Press, 1 January 1979.
A Conversation with Dr. Leon Kass: The Ethical Dimensions of in Vitro Fertilization is the edited transcript of a discussion of the ethics and policy issues of research on so-called test… More

“Making Babies” Revisited

– The Public Interest, Number 54:32-60, Winter 1979.
Excerpt: Seven years ago in the pages of this journal, in an article entitled “Making Babies-the New Biology and the ‘Old’ Morality” (Number 26, Winter 1972), I explored some of the… More

Ethical Problems of the New Biology

– Review of Life Manipulation: From Test-tube Babies to Aging by David G. Lygre, Chemical & Engineering News, September 15, 1980, 47-48.

Ethical Dilemmas in the Care of the III

– Journal of the American Medical Association 244:1811-1816 (Part I: “What Is the Physician’s Service?”) and 244:1946-1949 (Part II: “What Is the Patient’s Good?”), 1980.
Abstract: Physicians must continue to rely on their own powers of discernment and prudent judgment and not look to external “expert” guidance or expect simple solutions in… More

Patenting Life

– Commentary, December 1981.
Abstract: Every once in a while, we come upon an event of seemingly minor import which, on reflection, turns out to betoken deep and problematic truths about our culture. The “Patenting… More

Doctors Must Not Kill

– With W. Gaylin, E.D. Pellegrino, and M. Siegler, Journal of the American Medical Association 259:2139-40, April 8, 1988.

Neither for Love Nor Money: Why Doctors Must Not Kill

– The Public Interest, Number 94:25-46, Winter 1989.
Excerpt: Is the profession of medicine ethically neutral? If so, whence shall we derive the moral norms or principles to govern its practices? If not, how are the norms of professional… More

Death with Dignity and the Sanctity of Life

– Commentary, March 1990.
Abstract: Dedicated to the memory of my mother, Chana Kass (1903-1989), my first and best teacher regarding human dignity. “Call no man happy until he is dead.” With these deliberately… More

‘I Will Give No Deadly Drug’: Why Doctors Must Not Kill

– American College of Surgeons Bulletin 17:3, March 1992. Updated and reprinted in Kathleen Foley, M.D. and Herbert Hendin, M.D., ed., The Case Against Assisted Suicide (Baltimore, MD: Johns Hopkins University Press, 2002), 17-40. 

The Problem of Technology

– In Arthur Melzer, Jerry Weinberger, and M. Richard Zinman, eds., Technology and the Western Political Tradition (Ithaca, NY: Cornell University Press, 1993), 1-24.

Is There a Right to Die?

– Hastings Center Report 23 (1):34-43, January/February, 1993. A slightly different version appears in Robert A. Licht, ed., Old Rights and New, Washington, DC: AEI Press, 1993, 75-95.

Intelligence and the Social Scientist

– The Public Interest, Number 120:64-78, Summer 1995.
Excerpt: Once upon a time, before science and society got into bed together, serious attention was given to the question of dangerous knowledge. First it was an issue between philosophy and… More

Charity and the Confines of Compassion

– Philanthropy X (2): 5-7 & 28-31, Spring 1996. Reprinted in Amy A. Kass, ed. The Perfect Gift: The Philanthropic Imagination in Poetry and Prose (Bloomington, IN: Indiana University Press, 2002).

Dehumanization Triumphant

– First Things, August/September 1996.
Excerpt: Recent efforts to legalize physician-assisted suicide and to establish a constitutional “right to die” are deeply troubling events, morally dubious in themselves, extremely… More

Courting Death: Assisted Suicide, Doctors, and the Law

– With Nelson Lund, Commentary, December 1996.
Abstract: That we die is certain. When and how we die is not. Because we want to live and not to die, we resort to medicine to delay the inevitable. Yet medicine’s increasing success in… More

The Ethics of Human Cloning

– With James Q. Wilson, American Enterprise Institute Press, June 1, 1998.
Today biological science is rising on a wall of worry. No other science has advanced more dramatically during the past several decades or yielded so many palpable improvements in human… More

Beyond Biology

– Review of Brave New Worlds: Staying Human in the Genetic Future by Bryan Appleyard, The New York Times Book Review, August 23, 1998.
Excerpt: During the decades after World War II, two powerfully disturbing novels captured the imagination of those of us who were apprehensive about the human future: George Orwell’s… More

Evolution and the Bible: Genesis I Revisited

– Commentary, November 1988.
Abstract: These tensions between science and religion, never absent yet recently grown strong, nowadays focus mainly on the subject of evolution and its meaning for the Bible.

Book Discussion on The Ethics of Human Cloning

– CSPAN, December 11, 1998.
Mr. Kass and Mr. Wilson talked about their book, The Ethics of Human Cloning, published by AEI Press. The book is about the ethical debate over human cloning. Mr. Kass is against… More

The Ethics of Human Cloning

– The American Enterprise, March 1, 1999.
Social critics James Q. Wilson and Leon Kass debate the social, psychological and ethical ramifications of human cloning. Wilson supports limited cloning to two-parent heterosexual… More

Why We Should Ban the Cloning of Human Beings

– Texas Review of Law & Politics 4(1): 41-49, Fall 1999.
Excerpt: “To clone or not to clone a human being” is no longer a fanciful question. Success in cloning first sheep, then cows, and most recently, great success in cloning mice… More

The Moral Meaning of Genetic Technology

– Commentary, September 1999. Reprinted in The American Journal of Jurisprudence 45:1-16, 2000.
Abstract: As one contemplates the current and projected state of genetic knowledge and technology, one is astonished by how far we have come in the less than 50 years since Watson and Crick… More

Aldous Huxley Brave New World (1932)

– First Things, March 2000.
Excerpt: The urgency of the great political struggles of the twentieth century, successfully waged against totalitarianisms first right and then left, seems to have blinded many people to a… More

L’Chaim and Its Limits: Why Not Immortality?

– First Things, May 2001.
Excerpt: You don’t have to be Jewish to drink L’Chaim, to lift a glass “To Life.” Everyone in his right mind believes that life is good and that death is bad. But Jews have always… More

The Ethics of Cloning

– Testimony Before United States House of Representatives Committee on the Judiciary, Subcommittee on Crime, June 7, 2001.
Excerpt: Mr. Chairman and Members of the Committee. My name is Leon Kass, and I am the Addie Clark Harding Professor in the Committee on Social Thought and the College at the University of… More

Ban Stand

– With Daniel Callahan, The New Republic, August 6, 2001.
Excerpt: Everyone has been arguing for weeks about whether President Bush should authorize funding for research on human embryonic stem cells. But few have noticed the much more momentous… More

Brave New Biology: The Challenge for Human Dignity

– London: The Institute of United States Studies, 2002.
Excerpt: The urgency of the great political struggles of the twentieth century and the new global struggle against terrorism and fanaticism seems to have blinded many people to a deep truth… More

The Right to Life and Human Dignity

– In Kenneth L. Vaux, Sara Vaux, and Mark Stenberg, eds., Covenants of Life: Contemporary Medical Ethics in Light of the Thought of Paul Ramsey (Dordrecht: Kluwer Academic Publishers, 2002), 57-69. Revised and reprinted in Svetozar Minkov, ed., Enlightening Revolutions: Essays in Honor of Ralph Lerner (Lanham, MD: Lexington Books, 2006), 127-141.

Interview on Washington Journal

– CSPAN, January 23, 2002.
Mr. Kass talked about his role in advising President Bush on cloning and stem cell research. The new President’s Council on Bioethics is made up of 17 philosophers, medical experts… More

Defending Dignity

– Christianity Today, May 23, 2002.
Excerpt: Condensed from an interview with Leon Kass, head of President Bush’s Advisory Council on Bioethics, and a fellow at the American Enterprise Institute. The interview was… More

Human Cloning and Human Dignity: An Ethical Inquiry

– The President's Council on Bioethics, Washington, DC, July 2002.
Excerpt: Man’s biotechnological powers are expanding in scope, at what seems an accelerating pace. Many of these powers are double-edged, offering help for human suffering, yet… More

Stop All Cloning of Humans For Four Years

– Wall Street Journal, July 11, 2002.
Excerpt: For the past five years, the prospect of human cloning has been the subject of much public attention and sharp moral debate. Several mammalian species have been cloned; the first… More

Report to the President on Human Cloning

– CPAN, July 11, 2002.
Mr. Kass presented and summarized some of the debate found in the council’s report on human cloning. Among the issues that the report examined were reproductive and therapeutic… More

The Age of Genetic Technology Arrives

– American Spectator, November-December 2002.
Excerpt: As one contemplates the current and projected state of genetic knowledge and technology, one is astonished by how far we have come…

The Meaning of Life in the Laboratory

– Public Interest 146: Winter 2002.
Excerpt: The readers of Aldous Huxley’s novel, like the inhabitants of the society it depicts, enter into the Brave New World through “a squat gray building … the Central London… More

Interview on Washington Journal

– CSPAN, January 1, 2003.
Dr. Kass talked about ethical issues involving human cloning and recent news of the first human reproductive clone by a private organization. He also responded to viewer comments and… More

The Career of Leon Kass by Harvey Flaumenhaft

– Harvey Flaumenhaft, Journal of Contemporary Health Law & Policy 20:1 (2003).
Excerpt: What has gone into making the remarkable career of Leon Kass? In sketching an answer to that question, it will be helpful for me to take account of what he himself has publicly had… More

Who’s Afraid of Leon Kass? by Gary Rosen

– Gary Rosen, Commentary,  January 2003.
Abstract: In the summer of 2001, as the Bush administration prepared to announce its much-anticipated decision on federal funding for stem-cell research, the White House began to leak word… More

How One Clone Leads to Another

– New York Times, January 24, 2003.
Excerpt: The failure of the last Congress to enact a ban on human cloning casts grave doubt on our ability to govern the unethical uses of biotechnology, even when it threatens things we… More

Ageless Bodies, Happy Souls

– The New Atlantis (Spring 2003).
Excerpt: Let me begin by offering a toast to biomedical science and biotechnology: May they live and be well. And may our children and grandchildren continue to reap their ever tastier… More

Beyond Therapy: Biotechnology and the Pursuit of Happiness

– The President's Council on Bioethics, Washington, DC, October 2003.
Excerpt: Biotechnology offers exciting and promising prospects for healing the sick and relieving the suffering. But exactly because of their impressive powers to alter the workings of body… More

The Pursuit of Biohappiness

– Washington Post, October 16, 2003.
Excerpt: By all accounts, we are entering the golden age of biotechnology. Advances in genetics, drug discovery and regenerative medicine promise cures for dreaded diseases and relief for… More

The Public’s Stake

– Symposium, Biotechnology: A House Divided, Public Interest 150: Winter 2003.
Excerpt: For the first six months of this year, the President’s Council on  Bioethics met to consider the moral, biomedical, and human significance of human cloning in order to advise… More

Monitoring Stem Cell Research

– The President's Council on Bioethics, Washington, DC, January 2004.
Excerpt: I am pleased to present to you Monitoring Stem Cell Research, a report of the President’s Council on Bioethics. Over the past two years, in keeping with your stated intention,… More

The Price of Winning at Any Cost

– With Eric Cohen, Washington Post Outlook, February 1, 2004.
Excerpt: It’s Super Bowl Sunday. A day of hype and heroics. Big money and bragging rights. In all likelihood, more people will watch Super Bowl XXXVIII on television than will vote in the… More

We Don’t Play Politics with Science

– Washington Post, March 3, 2004.
Excerpt: Even before the President’s Council on Bioethics had its first meeting in January 2002, charges were flying that the council was stacked with political and religious… More

Reproduction and Responsibility

– Wall Street Journal, April 1, 2004.
Excerpt: New biotechnologies are providing new capacities for altering human reproduction, especially with life initiated outside the body. The intersection of assisted reproduction with… More

Interview on Washington Journal

– CSPAN, April 25, 2004.
Dr. Kass talked about a report by the President’s Council on Bioethics on reproductive techniques and guidelines for assisted reproductive procedures. He also responded to viewer… More

Human Frailty and Human Dignity

– The New Atlantis (Fall 2004-Winter 2005).
Excerpt: In the aftermath of an election season, with the question of stem cell research in the public eye and demagogued in the most awful way, Eric Cohen has chosen to ask more… More

Playing Politics With the Sick

– Washington Post, October 8, 2004.
Excerpt: Stem cell research is again a hot political issue. Scientists, biotech companies and patients’ groups continue their public relations campaign to force President Bush to… More

Reflections on Public Bioethics: A View from the Trenches

– Kennedy Institute of Ethics Journal 15 (3): 221-250, 2005.
Abstract: For many reasons, and more than its predecessors, the President’s Council on Bioethics has been the subject of much public attention and heated controversy. But little of… More

A Way Forward on Stem Cells

– Washington Post, July 12, 2005.
Excerpt: The stem cell wars have heated up again, with the next skirmish due shortly on the Senate floor. Once again scientists and patients’ advocates, eager to garner maximum… More

Interview on Newsmakers

– CSPAN, August 4, 2005.
Dr. Kass talked about embryonic stem sell research, focusing on scientific issues and values, ethical considerations in both conducting and funding the research, and political opinions… More

Taking Care: Ethical Caregiving in Our Aging Society

– The President's Council on Bioethics, Washington, DC, September 2005.
Excerpt: American society is aging—dramatically, rapidly, and largely well. More and more people are living healthily into their seventies and eighties, many well into their nineties.… More

Lingering Longer: Who Will Care?

– Washington Post, September 29, 2005.
Excerpt: American society is aging — dramatically, rapidly and, largely, well. More and more of us are living healthily into our seventies and eighties, many well into our nineties.… More

Cast Me Not Off in Old Age

– Commentary (January 2006).
Excerpt: Death and dying are once again subjects of intense public attention. During his confirmation hearings, Chief Justice John Roberts was grilled about his views on removing… More

Living Old Interview with Leon Kass

– Edited transcript, Living Old, PBS, March 7, 2006.
Excerpt: Describe what’s happening with the new rising elderly population in the United States. One way to put it would be to say that we’re on the threshold of the first-ever… More

Interview on Washington Journal

– CSPAN, July 18, 2006.
Mr. Kass and Ms. Bok talked about stem cell research and legislation to expand federal funding for the research. The two ethicists represented opposite sides of the debate on… More

In Qualified Praise of the Leon Kass Council on Bioethics

– Carl Mitchum, Techné: Research in Philosophy and Technology 10 (6) (Fall 2006).
Abstract: This paper argues the distinctiveness of the President’s Council on Bioethics, as chaired by Leon Kass. The argument proceeds by seeking to place the Council in proper… More

Science, Religion, and the Human Future

– Commentary (April 2007).
Excerpt: Western civilization would not be Western civilization were it not for biblical religion, which reveres and trusts in the one God, Who has made known what He wants of human beings… More

Brave New Future

– Symposium, National Review Online, November 21, 2007.
Excerpt: LEON R. KASS Reprogramming of human somatic cells to pluripotency is an enormously significant achievement, one that boosters of medical progress and defenders of human dignity can… More

How Brave a New World?

– 2007 Convocation Address, St. John’s College, Annapolis, Maryland. Reprinted in Society 45 (1): 5-8 (February 2008).
Excerpt: Surveying the world you graduates are about to enter, I am reminded of the ancient Chinese curse: “May you live in interesting times.” My own time has been interesting… More

Defending Life and Dignity

– Weekly Standard, February 25, 2008.
Excerpt: In his State of the Union address President Bush spoke briefly on matters of life and science. He stated his intention to expand funding for new possibilities in medical research,… More

For the Love of the Game

– With Eric Cohen. The New Republic, March 26, 2008.
Excerpt: The Super Bowl is over. March Madness is fast approaching, with NBA and Stanley Cup playoffs close behind. Spring training for the new baseball season has begun. Year after year,… More

A Truer Humanism

– Azure 5769, no. 34 (Autumn 2008).
Abstract: Science gives us many gifts, but it cannot keep us from losing our souls in the bargain.

Looking for an Honest Man: Reflections of an Unlicensed Humanist

– 38th Annual Jefferson Lecture for the National Endowment for the Humanities, 21 May 2009.
Excerpt: It is true that I have long been devoted to liberal education, and along with my wife, Amy Kass, and a few other colleagues at the University of Chicago, I helped found a… More

Introduction of Leon R. Kass

– Introduction to the 2009 Jefferson Lecture, National Endowment for the Humanities, 22 May 2009.
Excerpt: It’s a great honor for me to introduce Leon Kass. There is no one in contemporary American life who better embodies the fundamental mission of the humanities. This may seem a… More

Forbidding Science: Some Beginning Reflections

– Science and Engineering Ethics 15 (3):271-282, 2009.
Abstract: Growing powers to manipulate human bodies and minds, not merely to heal disease but to satisfy desires, control deviant behavior, and to change human nature, make urgent questions… More

The Unique Worth of an Individual Human Life

– The New Atlantis (Spring 2010).
Excerpt: The Center for Bioethics and Culture Network selected Leon R. Kass, M.D. to receive its Paul Ramsey Award for 2010 — an award honoring those “who have demonstrated exemplary… More

Cancer and Mortality: Making Time Count

– Rebecca Dresser, ed., Malignant: Medical Ethicists Confront Cancer, Oxford: Oxford University Press, 2012, pp. 179-194.
Excerpt: All human beings are mortal, and nearly all of us know it. But for most of us, through much of our lives, this knowledge remains largely below the level of consciousness. The… More

Leon Kass on Why Not Immortality?

– TV Ontario, September 21, 2012.
Dr. Leon Kass, Chair of the President’s Council on Bioethics, examines the ethical dilemmas surrounding stem cell research. Dr. Kass addresses the philosophical question: Why not… More

The Meaning of the Gosnell Trial

– Sohrab Ahmari, Wall Street Journal, April 13, 2013.
Excerpt: “As pain is to the body so repugnance is to the soul,” Dr. Kass says as we sit down for an interview in his book-lined office at the American Enterprise Institute,… More

Pride, Lust, Technology—and the Hebrew Bible

– Video conversation with Leon R. Kass, Mosaic, July 2013.
Last month, Mosaic visited Leon R. Kass, author of our June essay, “The Ten Commandments,” in his Washington, D.C. office. We spoke first about the passions, the human heart and its… More

Teaching

Problems in the Meaning of Death

– Science 170:1235-1236, 1970.
Excerpt: The meaning of death is an abiding human problem. It is perhaps the first such problem, and certainly one of the oldest. Confrontation with dead bodies has been credited by… More

What Price the Perfect Baby?

– Science 173:103, 1971 (Letter).
Excerpt: In defending himself against the charges made by Rudolf Steinberger (Letters, 9 April), Bentley Glass states that he was merely predicting and not advocating that future state… More

Death as an Event: A Commentary on Robert Morison

– Science 173:698-702, 1971.
Abstract: 1) We have no need to abandon either the concept of death as an event or the efforts to set forth reasonable criteria for determining that a man has indeed died. 2) We need to… More

New Beginnings in Life

– In M.P. Hamilton, ed., The New Genetics and the Future of Man (Grand Rapids, MI: Wm. B. Eerdmans Publ. Co., 1972), 13-63.

Refinements in Criteria for the Determination of Death

– A Report by the Task Force on Death and Dying of the Institute of Society, Ethics, and the Life Sciences, Journal of the American Medical Association 221:48‑53, 1972.
Excerpt: The growing powers of medicine to combat disease and to prolong life have brought longer, healthier lives to many people. They have also brought new and difficult problems,… More

Determining Death and Viability in Fetuses and Abortuses

– In Research on the Fetus, Appendix, The National Commission for the Protection of Human Subjects of Biomedical and Behavioral Research, U.S. Department of Health, Education, and Welfare Publication No. (OS) 76-128, 1975.

Regarding the End of Medicine and the Pursuit of Health

– The Public Interest, Number 40:11-42, Summer 1975.
Excerpt: American medicine is not well. Though it remains the most widely respected of professions, though it has never been more competent technically, it is in trouble, both from without… More

The Ethical Dimensions of in Vitro Fertilization

– American Enterprise Institute Press, 1 January 1979.
A Conversation with Dr. Leon Kass: The Ethical Dimensions of in Vitro Fertilization is the edited transcript of a discussion of the ethics and policy issues of research on so-called test… More

“Making Babies” Revisited

– The Public Interest, Number 54:32-60, Winter 1979.
Excerpt: Seven years ago in the pages of this journal, in an article entitled “Making Babies-the New Biology and the ‘Old’ Morality” (Number 26, Winter 1972), I explored some of the… More

Ethical Problems of the New Biology

– Review of Life Manipulation: From Test-tube Babies to Aging by David G. Lygre, Chemical & Engineering News, September 15, 1980, 47-48.

Ethical Dilemmas in the Care of the III

– Journal of the American Medical Association 244:1811-1816 (Part I: “What Is the Physician’s Service?”) and 244:1946-1949 (Part II: “What Is the Patient’s Good?”), 1980.
Abstract: Physicians must continue to rely on their own powers of discernment and prudent judgment and not look to external “expert” guidance or expect simple solutions in… More

Patenting Life

– Commentary, December 1981.
Abstract: Every once in a while, we come upon an event of seemingly minor import which, on reflection, turns out to betoken deep and problematic truths about our culture. The “Patenting… More

Doctors Must Not Kill

– With W. Gaylin, E.D. Pellegrino, and M. Siegler, Journal of the American Medical Association 259:2139-40, April 8, 1988.

Neither for Love Nor Money: Why Doctors Must Not Kill

– The Public Interest, Number 94:25-46, Winter 1989.
Excerpt: Is the profession of medicine ethically neutral? If so, whence shall we derive the moral norms or principles to govern its practices? If not, how are the norms of professional… More

Death with Dignity and the Sanctity of Life

– Commentary, March 1990.
Abstract: Dedicated to the memory of my mother, Chana Kass (1903-1989), my first and best teacher regarding human dignity. “Call no man happy until he is dead.” With these deliberately… More

‘I Will Give No Deadly Drug’: Why Doctors Must Not Kill

– American College of Surgeons Bulletin 17:3, March 1992. Updated and reprinted in Kathleen Foley, M.D. and Herbert Hendin, M.D., ed., The Case Against Assisted Suicide (Baltimore, MD: Johns Hopkins University Press, 2002), 17-40. 

The Problem of Technology

– In Arthur Melzer, Jerry Weinberger, and M. Richard Zinman, eds., Technology and the Western Political Tradition (Ithaca, NY: Cornell University Press, 1993), 1-24.

Is There a Right to Die?

– Hastings Center Report 23 (1):34-43, January/February, 1993. A slightly different version appears in Robert A. Licht, ed., Old Rights and New, Washington, DC: AEI Press, 1993, 75-95.

Intelligence and the Social Scientist

– The Public Interest, Number 120:64-78, Summer 1995.
Excerpt: Once upon a time, before science and society got into bed together, serious attention was given to the question of dangerous knowledge. First it was an issue between philosophy and… More

Charity and the Confines of Compassion

– Philanthropy X (2): 5-7 & 28-31, Spring 1996. Reprinted in Amy A. Kass, ed. The Perfect Gift: The Philanthropic Imagination in Poetry and Prose (Bloomington, IN: Indiana University Press, 2002).

Dehumanization Triumphant

– First Things, August/September 1996.
Excerpt: Recent efforts to legalize physician-assisted suicide and to establish a constitutional “right to die” are deeply troubling events, morally dubious in themselves, extremely… More

Courting Death: Assisted Suicide, Doctors, and the Law

– With Nelson Lund, Commentary, December 1996.
Abstract: That we die is certain. When and how we die is not. Because we want to live and not to die, we resort to medicine to delay the inevitable. Yet medicine’s increasing success in… More

The Ethics of Human Cloning

– With James Q. Wilson, American Enterprise Institute Press, June 1, 1998.
Today biological science is rising on a wall of worry. No other science has advanced more dramatically during the past several decades or yielded so many palpable improvements in human… More

Beyond Biology

– Review of Brave New Worlds: Staying Human in the Genetic Future by Bryan Appleyard, The New York Times Book Review, August 23, 1998.
Excerpt: During the decades after World War II, two powerfully disturbing novels captured the imagination of those of us who were apprehensive about the human future: George Orwell’s… More

Evolution and the Bible: Genesis I Revisited

– Commentary, November 1988.
Abstract: These tensions between science and religion, never absent yet recently grown strong, nowadays focus mainly on the subject of evolution and its meaning for the Bible.

Book Discussion on The Ethics of Human Cloning

– CSPAN, December 11, 1998.
Mr. Kass and Mr. Wilson talked about their book, The Ethics of Human Cloning, published by AEI Press. The book is about the ethical debate over human cloning. Mr. Kass is against… More

The Ethics of Human Cloning

– The American Enterprise, March 1, 1999.
Social critics James Q. Wilson and Leon Kass debate the social, psychological and ethical ramifications of human cloning. Wilson supports limited cloning to two-parent heterosexual… More

Why We Should Ban the Cloning of Human Beings

– Texas Review of Law & Politics 4(1): 41-49, Fall 1999.
Excerpt: “To clone or not to clone a human being” is no longer a fanciful question. Success in cloning first sheep, then cows, and most recently, great success in cloning mice… More

The Moral Meaning of Genetic Technology

– Commentary, September 1999. Reprinted in The American Journal of Jurisprudence 45:1-16, 2000.
Abstract: As one contemplates the current and projected state of genetic knowledge and technology, one is astonished by how far we have come in the less than 50 years since Watson and Crick… More

Aldous Huxley Brave New World (1932)

– First Things, March 2000.
Excerpt: The urgency of the great political struggles of the twentieth century, successfully waged against totalitarianisms first right and then left, seems to have blinded many people to a… More

L’Chaim and Its Limits: Why Not Immortality?

– First Things, May 2001.
Excerpt: You don’t have to be Jewish to drink L’Chaim, to lift a glass “To Life.” Everyone in his right mind believes that life is good and that death is bad. But Jews have always… More

The Ethics of Cloning

– Testimony Before United States House of Representatives Committee on the Judiciary, Subcommittee on Crime, June 7, 2001.
Excerpt: Mr. Chairman and Members of the Committee. My name is Leon Kass, and I am the Addie Clark Harding Professor in the Committee on Social Thought and the College at the University of… More

Ban Stand

– With Daniel Callahan, The New Republic, August 6, 2001.
Excerpt: Everyone has been arguing for weeks about whether President Bush should authorize funding for research on human embryonic stem cells. But few have noticed the much more momentous… More

Brave New Biology: The Challenge for Human Dignity

– London: The Institute of United States Studies, 2002.
Excerpt: The urgency of the great political struggles of the twentieth century and the new global struggle against terrorism and fanaticism seems to have blinded many people to a deep truth… More

The Right to Life and Human Dignity

– In Kenneth L. Vaux, Sara Vaux, and Mark Stenberg, eds., Covenants of Life: Contemporary Medical Ethics in Light of the Thought of Paul Ramsey (Dordrecht: Kluwer Academic Publishers, 2002), 57-69. Revised and reprinted in Svetozar Minkov, ed., Enlightening Revolutions: Essays in Honor of Ralph Lerner (Lanham, MD: Lexington Books, 2006), 127-141.

Interview on Washington Journal

– CSPAN, January 23, 2002.
Mr. Kass talked about his role in advising President Bush on cloning and stem cell research. The new President’s Council on Bioethics is made up of 17 philosophers, medical experts… More

Defending Dignity

– Christianity Today, May 23, 2002.
Excerpt: Condensed from an interview with Leon Kass, head of President Bush’s Advisory Council on Bioethics, and a fellow at the American Enterprise Institute. The interview was… More

Human Cloning and Human Dignity: An Ethical Inquiry

– The President's Council on Bioethics, Washington, DC, July 2002.
Excerpt: Man’s biotechnological powers are expanding in scope, at what seems an accelerating pace. Many of these powers are double-edged, offering help for human suffering, yet… More

Stop All Cloning of Humans For Four Years

– Wall Street Journal, July 11, 2002.
Excerpt: For the past five years, the prospect of human cloning has been the subject of much public attention and sharp moral debate. Several mammalian species have been cloned; the first… More

Report to the President on Human Cloning

– CPAN, July 11, 2002.
Mr. Kass presented and summarized some of the debate found in the council’s report on human cloning. Among the issues that the report examined were reproductive and therapeutic… More

The Age of Genetic Technology Arrives

– American Spectator, November-December 2002.
Excerpt: As one contemplates the current and projected state of genetic knowledge and technology, one is astonished by how far we have come…

The Meaning of Life in the Laboratory

– Public Interest 146: Winter 2002.
Excerpt: The readers of Aldous Huxley’s novel, like the inhabitants of the society it depicts, enter into the Brave New World through “a squat gray building … the Central London… More

Interview on Washington Journal

– CSPAN, January 1, 2003.
Dr. Kass talked about ethical issues involving human cloning and recent news of the first human reproductive clone by a private organization. He also responded to viewer comments and… More

The Career of Leon Kass by Harvey Flaumenhaft

– Harvey Flaumenhaft, Journal of Contemporary Health Law & Policy 20:1 (2003).
Excerpt: What has gone into making the remarkable career of Leon Kass? In sketching an answer to that question, it will be helpful for me to take account of what he himself has publicly had… More

Who’s Afraid of Leon Kass? by Gary Rosen

– Gary Rosen, Commentary,  January 2003.
Abstract: In the summer of 2001, as the Bush administration prepared to announce its much-anticipated decision on federal funding for stem-cell research, the White House began to leak word… More

How One Clone Leads to Another

– New York Times, January 24, 2003.
Excerpt: The failure of the last Congress to enact a ban on human cloning casts grave doubt on our ability to govern the unethical uses of biotechnology, even when it threatens things we… More

Ageless Bodies, Happy Souls

– The New Atlantis (Spring 2003).
Excerpt: Let me begin by offering a toast to biomedical science and biotechnology: May they live and be well. And may our children and grandchildren continue to reap their ever tastier… More

Beyond Therapy: Biotechnology and the Pursuit of Happiness

– The President's Council on Bioethics, Washington, DC, October 2003.
Excerpt: Biotechnology offers exciting and promising prospects for healing the sick and relieving the suffering. But exactly because of their impressive powers to alter the workings of body… More

The Pursuit of Biohappiness

– Washington Post, October 16, 2003.
Excerpt: By all accounts, we are entering the golden age of biotechnology. Advances in genetics, drug discovery and regenerative medicine promise cures for dreaded diseases and relief for… More

The Public’s Stake

– Symposium, Biotechnology: A House Divided, Public Interest 150: Winter 2003.
Excerpt: For the first six months of this year, the President’s Council on  Bioethics met to consider the moral, biomedical, and human significance of human cloning in order to advise… More

Monitoring Stem Cell Research

– The President's Council on Bioethics, Washington, DC, January 2004.
Excerpt: I am pleased to present to you Monitoring Stem Cell Research, a report of the President’s Council on Bioethics. Over the past two years, in keeping with your stated intention,… More

The Price of Winning at Any Cost

– With Eric Cohen, Washington Post Outlook, February 1, 2004.
Excerpt: It’s Super Bowl Sunday. A day of hype and heroics. Big money and bragging rights. In all likelihood, more people will watch Super Bowl XXXVIII on television than will vote in the… More

We Don’t Play Politics with Science

– Washington Post, March 3, 2004.
Excerpt: Even before the President’s Council on Bioethics had its first meeting in January 2002, charges were flying that the council was stacked with political and religious… More

Reproduction and Responsibility

– Wall Street Journal, April 1, 2004.
Excerpt: New biotechnologies are providing new capacities for altering human reproduction, especially with life initiated outside the body. The intersection of assisted reproduction with… More

Interview on Washington Journal

– CSPAN, April 25, 2004.
Dr. Kass talked about a report by the President’s Council on Bioethics on reproductive techniques and guidelines for assisted reproductive procedures. He also responded to viewer… More

Human Frailty and Human Dignity

– The New Atlantis (Fall 2004-Winter 2005).
Excerpt: In the aftermath of an election season, with the question of stem cell research in the public eye and demagogued in the most awful way, Eric Cohen has chosen to ask more… More

Playing Politics With the Sick

– Washington Post, October 8, 2004.
Excerpt: Stem cell research is again a hot political issue. Scientists, biotech companies and patients’ groups continue their public relations campaign to force President Bush to… More

Reflections on Public Bioethics: A View from the Trenches

– Kennedy Institute of Ethics Journal 15 (3): 221-250, 2005.
Abstract: For many reasons, and more than its predecessors, the President’s Council on Bioethics has been the subject of much public attention and heated controversy. But little of… More

A Way Forward on Stem Cells

– Washington Post, July 12, 2005.
Excerpt: The stem cell wars have heated up again, with the next skirmish due shortly on the Senate floor. Once again scientists and patients’ advocates, eager to garner maximum… More

Interview on Newsmakers

– CSPAN, August 4, 2005.
Dr. Kass talked about embryonic stem sell research, focusing on scientific issues and values, ethical considerations in both conducting and funding the research, and political opinions… More

Taking Care: Ethical Caregiving in Our Aging Society

– The President's Council on Bioethics, Washington, DC, September 2005.
Excerpt: American society is aging—dramatically, rapidly, and largely well. More and more people are living healthily into their seventies and eighties, many well into their nineties.… More

Lingering Longer: Who Will Care?

– Washington Post, September 29, 2005.
Excerpt: American society is aging — dramatically, rapidly and, largely, well. More and more of us are living healthily into our seventies and eighties, many well into our nineties.… More

Cast Me Not Off in Old Age

– Commentary (January 2006).
Excerpt: Death and dying are once again subjects of intense public attention. During his confirmation hearings, Chief Justice John Roberts was grilled about his views on removing… More

Living Old Interview with Leon Kass

– Edited transcript, Living Old, PBS, March 7, 2006.
Excerpt: Describe what’s happening with the new rising elderly population in the United States. One way to put it would be to say that we’re on the threshold of the first-ever… More

Interview on Washington Journal

– CSPAN, July 18, 2006.
Mr. Kass and Ms. Bok talked about stem cell research and legislation to expand federal funding for the research. The two ethicists represented opposite sides of the debate on… More

In Qualified Praise of the Leon Kass Council on Bioethics

– Carl Mitchum, Techné: Research in Philosophy and Technology 10 (6) (Fall 2006).
Abstract: This paper argues the distinctiveness of the President’s Council on Bioethics, as chaired by Leon Kass. The argument proceeds by seeking to place the Council in proper… More

Science, Religion, and the Human Future

– Commentary (April 2007).
Excerpt: Western civilization would not be Western civilization were it not for biblical religion, which reveres and trusts in the one God, Who has made known what He wants of human beings… More

Brave New Future

– Symposium, National Review Online, November 21, 2007.
Excerpt: LEON R. KASS Reprogramming of human somatic cells to pluripotency is an enormously significant achievement, one that boosters of medical progress and defenders of human dignity can… More

How Brave a New World?

– 2007 Convocation Address, St. John’s College, Annapolis, Maryland. Reprinted in Society 45 (1): 5-8 (February 2008).
Excerpt: Surveying the world you graduates are about to enter, I am reminded of the ancient Chinese curse: “May you live in interesting times.” My own time has been interesting… More

Defending Life and Dignity

– Weekly Standard, February 25, 2008.
Excerpt: In his State of the Union address President Bush spoke briefly on matters of life and science. He stated his intention to expand funding for new possibilities in medical research,… More

For the Love of the Game

– With Eric Cohen. The New Republic, March 26, 2008.
Excerpt: The Super Bowl is over. March Madness is fast approaching, with NBA and Stanley Cup playoffs close behind. Spring training for the new baseball season has begun. Year after year,… More

A Truer Humanism

– Azure 5769, no. 34 (Autumn 2008).
Abstract: Science gives us many gifts, but it cannot keep us from losing our souls in the bargain.

Looking for an Honest Man: Reflections of an Unlicensed Humanist

– 38th Annual Jefferson Lecture for the National Endowment for the Humanities, 21 May 2009.
Excerpt: It is true that I have long been devoted to liberal education, and along with my wife, Amy Kass, and a few other colleagues at the University of Chicago, I helped found a… More

Introduction of Leon R. Kass

– Introduction to the 2009 Jefferson Lecture, National Endowment for the Humanities, 22 May 2009.
Excerpt: It’s a great honor for me to introduce Leon Kass. There is no one in contemporary American life who better embodies the fundamental mission of the humanities. This may seem a… More

Forbidding Science: Some Beginning Reflections

– Science and Engineering Ethics 15 (3):271-282, 2009.
Abstract: Growing powers to manipulate human bodies and minds, not merely to heal disease but to satisfy desires, control deviant behavior, and to change human nature, make urgent questions… More

The Unique Worth of an Individual Human Life

– The New Atlantis (Spring 2010).
Excerpt: The Center for Bioethics and Culture Network selected Leon R. Kass, M.D. to receive its Paul Ramsey Award for 2010 — an award honoring those “who have demonstrated exemplary… More

Cancer and Mortality: Making Time Count

– Rebecca Dresser, ed., Malignant: Medical Ethicists Confront Cancer, Oxford: Oxford University Press, 2012, pp. 179-194.
Excerpt: All human beings are mortal, and nearly all of us know it. But for most of us, through much of our lives, this knowledge remains largely below the level of consciousness. The… More

Leon Kass on Why Not Immortality?

– TV Ontario, September 21, 2012.
Dr. Leon Kass, Chair of the President’s Council on Bioethics, examines the ethical dilemmas surrounding stem cell research. Dr. Kass addresses the philosophical question: Why not… More

The Meaning of the Gosnell Trial

– Sohrab Ahmari, Wall Street Journal, April 13, 2013.
Excerpt: “As pain is to the body so repugnance is to the soul,” Dr. Kass says as we sit down for an interview in his book-lined office at the American Enterprise Institute,… More

Pride, Lust, Technology—and the Hebrew Bible

– Video conversation with Leon R. Kass, Mosaic, July 2013.
Last month, Mosaic visited Leon R. Kass, author of our June essay, “The Ten Commandments,” in his Washington, D.C. office. We spoke first about the passions, the human heart and its… More