James S. Liebman is Simon H. Rifkind Professor of Law at Columbia Law School in New York. He specializes in criminal law, ethics and capital punishment.

Stephen P. Garvey is a professor at Cornell Law School in New York who has taught courses on capital punishment and the philosophy of criminal law. He has written numerous articles on the death penalty and represented death row inmates.

Joseph Bottum is an author based in South Dakota and a former editor of the conservative-leaning interfaith journal First Things. Contact through Random House publicist Katie Moore.

Robert Blecker is a professor at New York Law School and an expert on capital punishment.

Carol Steiker is a professor at Harvard Law School and an expert on the death penalty and criminal law.

Erik C. Owens is an associate professor of the practice in theology at Boston College, where he also directs the international studies program. He is the co-editor of three books, including Religion and the Death Penalty: A Call for Reckoning and Gambling: Mapping the American Moral Landscape.

Hindmarsh is a professor of spiritual theology at Regent College, Vancouver, BC, Canada. He has published and spoken widely to international audiences on the history of early British evangelicalism. His articles have appeared in respected academic journals such as Church History and the Journal of Ecclesiastical History, and has authored of two major books on evangelical traditions.

Reimer is a professor of sociology at Crandall University in New Brunswick, Canada. Evangelical movements and subcultures in North America, especially Canada, are his expertise area.  

The Rev. Bob Edgar is general secretary of the National Council of Churches which works for ecumenical cooperation among Christians in the United States. Contact through director of media relations Daniel Webster.