Amy A. Kass (1940–2015) was an American academic and a senior fellow at the Hudson Institute. Kass spent most of her career as a professor of classic texts in the College of the University of Chicago. Her scholarly interests included courtship and marriage, civic engagement, citizenship and citizen formation, and philanthropy. She is the author of American Lives: Cultural Differences, Individual Distinction.

Leon R. Kass is Addie Clark Harding Professor in the Committee on Social Thought and the College at the University of Chicago and Hertog Fellow in Social Thought at the American Enterprise Institute. He was chairman of the President’s Council on Bioethics from 2002 to 2005. He is the author of The Hungry Soul: Eating and the Perfecting of Our Nature and, with James Q. Wilson, The Ethics of Human Cloning.