David B. Kopel is an associate policy analyst and expert on firearms issues with the Cato Institute. He has written several books on gun control, including Aiming for Liberty: The Past, Present and Future of Freedom and Self-Defense. Kopel’s personal website includes a page of links about religious writings on self-defense and gun control.

Amy Laura Hall is an associate professor of theological ethics at Duke Divinity School in Durham, N.C. She teaches courses on Christian love and has written extensively on reproductive ethics.

Stephen A. Kent is a sociology professor at the University of Alberta in Edmonton and an expert on religions and their views on crime and responses to violence.

Robert P. Jones is president and founder of Public Religion Research Institute, or PRRI. He has written several books, including White Too Long: The Legacy of White Supremacy in American Christianity, which won a 2021 American Book Award.

Sarah Coakley researches the evolution of altruistic behavior, forgiveness and unselfish love at Harvard University. She is a professor of divinity at the University of Cambridge. She is the co-editor of “Evolution, Games and God: The Principle of Cooperation” (2013), which examines the evolution of cultural structures like religion.

Bernard V. Brady is a professor and chairman of the theology department at the University of St. Thomas in St. Paul, Minn. He wrote Christian Love: How Christians Through the Ages Have Understood Love.

Tri Robinson is founding pastor of the Vineyard Boise Church in Boise, Idaho. He is the author, with Jason Chatraw, of Saving God’s Green Earth: Rediscovering the Church’s Responsibility to Environmental Stewardship.

Michael E. Lodahl is a professor of theology and world religions at Point Loma Nazarene University in San Diego. He has written about Methodism and its relationship to nature and about Wesleyan thought and environmental ethics.

Gary Chamberlain is professor emeritus of Christian ethics in the theology and religious studies department at Seattle University. He has written about the religious response to the global water crisis, including in his book Troubled Waters: Religion, Ethics and the Global Water Crisis.