Jocelyn Green is the author of the 2009 book Faith Deployed: Daily Encouragement for Military Wives. Her husband is a former member of the U.S. Coast Guard. She lives in Cedar Falls, Ia.

Michael F. Noone Jr. is Research Ordinary Professor in the Columbus School of Law at Catholic University of America in Washington, D.C. He was a judge advocate for 20 years in the Air Force and is frequently quoted on matters of military and the law.

Mark A. Costanzo is a psychology professor at Claremont McKenna College in Claremont, Calif. He is an expert on the death penalty, nonverbal communication, expert testimony and social psychology. He wrote Just Revenge: Costs and Consequences of the Death Penalty.

Defense lawyer Gregory J. Kuykendall specializes in capital cases and wrote about the politics of death sentencing in Arizona. He is also lead death penalty counsel to the Mexican Foreign Ministry.

John D. Carlson is associate professor of religious studies at Arizona State University. His books include, as co-editor, Religion and the Death Penalty: A Call for Reckoning. His work focuses on religion, ethics and politics.

John C. McAdams is a political scientist at Marquette University in Milwaukee whose research focuses on congressional politics, social class and elections and capital punishment. He has written that he favors capital punishment, even if it doesn’t work as a deterrent.

Joseph L. Hoffmann is Harry Pratter Professor of Law at Indiana University-Bloomington. He is an expert on the death penalty and federal criminal law.

Dudley Sharp of Houston is a death penalty activist who formerly opposed capital punishment but now supports it. He has been interviewed on major television and radio news and opinion programs and included in newspaper articles.

Jim Marcus is co-director of the University of Texas at Austin’s Capital Punishment Clinic. The clinic gives students the opportunity to help represent indigent criminal defendants in capital cases.