The James Madison Center for Free Speech supports litigation and education activities on behalf of free speech. Along with the Alliance Defense Fund, the center has offered to give churches and clergy free advice and legal opinion letters about allowable political activities. James Bopp Jr. is the center’s general counsel.

Nathan Brown is a professor of political science and international affairs and director of the Institute for Middle East Studies at George Washington University in Washington, D.C. He is an expert on government and politics of the Middle East, democratization and constitutionalism, and the rule of law in the Arab world.

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.