Gerald McKenny is a professor of Christian ethics and moral theology at the University of Notre Dame. He studies and writes about the ethics of biotechnology and the philosophy of medicine.

Kroc Institute for International Peace Studies, based at the University of Notre Dame, is one of the world’s leading centers for the study of the causes of violent conflict and strategies for sustainable peace. Kroc Institute faculty and fellows conduct interdisciplinary research on a wide range of topics related to peace and justice.

John Loftus is a former minister and the author of Why I Became an Atheist: A Former Preacher Rejects Christianity (2008). He followed up that book with an anthology, The Christian Delusion: Why Faith Fails (2010). His blog is called Debunking Christianity. Loftus lives in Indiana.

William C. Placher is a professor of philosophy and religion and LaFollette Distinguished Professor in the Humanities at Wabash College in Crawfordsville, Ind. His books include, as editor, Callings: Twenty Centuries of Christian Wisdom on Vocation (Eerdmans Publishing, 2005).

James R. Wood is a professor emeritus of sociology at Indiana University, Bloomington, and was part of a team of scholars working on a project called “Organizing Religious Work for the 21st Century.”

The Rev. Ken Davis is director of the Program for Formation of Hispanic Ministry at St. Meinrad School of Theology in Indiana and co-author of Emerging Voices, Urgent Choices: Essays on Latino/a Religious Leadership (Brill Academic Press, 2006).

African American Studies and Research Center at Purdue University focuses on African Americans and their connections to the African Diaspora in the Caribbean and Latin America.

Robert Saler is director of the Lilly Endowment’s National Clergy Renewal Program, which provides grants to congregations offering their pastors breaks for rest and renewal. More than 700 congregations and their pastors have benefited.

The Rev. Cyprian Davis is professor emeritus of church history at St. Meinrad School of Theology in St. Meinrad, Ind. He is a Benedictine monk and has expertise on African-American Christianity and on blacks and Catholicism.