Stewart Clem, PhD

Assistant Professor of Moral Theology

Director, Ashley-O'Rourke Center for Health Ministry Leadership


PhD, University of Notre Dame

MDiv, Duke University

MA, Oklahoma State University

BA, Oklahoma State University


Fr. Clem is a priest in the Episcopal Church. Before coming to Aquinas Institute of Theology, he was a Visiting Assistant Professor at Valparaiso University in Valparaiso, Indiana. His research interests include the thought of Thomas Aquinas, virtue ethics, the natural law tradition, health care ethics, and the intersection of religion and morality.

Selected Courses

  • The Summa of Aquinas: Human Person & Society
  • The Summa of Aquinas: God & Creation
  • Justice and Catholic Social Teaching
  • Ethics of Human Sexuality
  • Foundations of Catholic Morality
  • Contemporary Issues in Health Care Ethics

Selected Publications 

"Can Ethics Be Secular? Rethinking 'Christian Ethics' in the 21st Century," Journal of Religious Ethics (forthcoming)

"Moral Rights and the Meaning of Torture: A Response to Nigel Biggar," Anglican Theological Review (forthcoming)

"Lying to the Nazi at the Door: A Thomistic Reframing of the Classic Moral Dilemma," Journal of Religious Ethics, Vol. 49, No. 1 (March 2021)

"Unlearning Ourselves: The Incarnational Asceticism of John Henry Newman's Anglican Sermons," Anglican Theological Review, Vol. 103, No. 1 (Winter 2021)

"Still Human: A Thomistic Analysis of 'Persistent Vegetative State," Studies in Christian Ethics, Vol. 32, No. 1 (February 2019) 46-55.

"The Passions of Christ in the Moral Theology of Thomas Aquinas: An Integrative Account," New Blackfriars, Vol. 99, Issue 1082 (July 2018) 458-480.

"Dropping the Debt: A New Conundrum in Kant's Rational Religion," Religious Studies, Vol. 54, No. 1 (March 2018) 131-145.

"Post-Truth and Vices Opposed to Truth," Journal of the Society of Christian Ethics, Vol. 37, No. 2 (Fall/Winter 2017) 97-116.

"The Epistemic Relevance of the Virtue of Justice," Philosophia, Vol. 41, No. 2 (June 2013) 301-311.