Hannah Decker is a University of Houston history professor and a scholar of German history. She teaches graduate seminars on Nazi Germany and has co-taught a course on the history of evil.

Jerome Rosenberg, University of Alabama psychology professor, teaches courses on the Holocaust that examine the dark side of human behavior and the nature of good and evil.

Charles Mathewes, University of Virginia associate professor of religious studies, has written about evil and the Augustinian tradition and on Dietrich Bonhoeffer and Hannah Arendt. He says that since 9/11, there has been a “rehabilitation” of the idea that evil is a workable part of a healthy moral and religious worldview. His publications include (as co-editor) […]

John Donelson Ross Forsyth holds the Colonel Leo K. and Gaylee Thorsness Chair in Ethical Leadership at the Jepson School of Leadership Studies of the University of Richmond and teaches a course in the psychology of good and evil.

Marilyn McCord Adams is Distinguished Research Professor of Philosophy at the University of North Carolina at Chapel Hill. She has written extensively about the problem of evil, including two books on the topic: Horrendous Evils and the Goodness of God and Christ and Horrors: the Coherence of Christology.

Richard Bernstein, philosophy professor at New School University in New York, is the author of Radical Evil: A Philosophical Interrogation and The Abuse of Evil: The Corruption of Politics and Religion Since 9/11.

Emilie M. Townes is the Martin Luther King, Jr. Professor of Religion & Black Studies at Boston University School of Theology. She is an ordained American Baptist clergywoman. She is an expert on Christian ethics, womanist theology, cultural theory, as well as racial and economic justice.

Michael C. Rea is a philosophy professor at the University of Notre Dame and director of its Center for Philosophy of Religion. He co-directs “The Problem of Evil in Modern and Contemporary Thought,” a four-year research initiative at the university, and is co-editor of a book of essays titled Divine Evil?: The Moral Character of the God of Abraham (2011).

Read Washington Post columnist and former Bush speechwriter Michael Gerson’s tribute to Christopher Hitchens written more than a year before Hitchens’ death.