Prof. Christopher Tollefsen argues from a Thomistic natural law perspective that it is always morally wrong to intend the death of an innocent human being, contending that this absolute norm binds both private individuals and public authorities alike.

This lecture was given on November 15th, 2025, at University of Florida

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About the Speakers:

Christopher Tollefsen is Professor of Philosophy at the University of South Carolina. He has published over 100 articles in journals and edited collections, and a similar number of popular essays in venues such as Public Discourse, First Things, and National Review. He is the author of Lying and Christian Ethics and the forthcoming Killing and Christian Ethics, and is co-author of The Way of Medicine: Ethics and the Healing Profession (with Dr. Farr Curlin) and Embryo: A Defense of Human Life (with Robert P. George). In 2019-20, he served as a Commissioner on the State Department’s Commission on Unalienable Rights. He has twice been a Visiting Fellow in the James Madison Program at Princeton University, and in 2024-25 was a Visiting Fellow at the DeNicola Center for Ethics and Culture at the University of Notre Dame.

Keywords: Absolute Prohibition Of Killing, Augustine And Aquinas, Double Effect Principle, Ethics Of Self-Defense, Human Dignity And Life, Natural Law Theory, Public Authority And Violence, Thomistic Moral Theology, War And Capital Punishment

Killing and Christian Ethics

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