John Corvino, Ph.D. is Professor and Chair of the Philosophy Department at Wayne State University in Detroit, Michigan. He is the co-author (with Maggie Gallagher) of Debating Same-Sex Marriage and the author of What’s Wrong with Homosexuality?, both from Oxford University Press. His latest book, Debating Religious Liberty, Tolerance, and Bigotry (with Sherif Girgis and Ryan T. Anderson co-authoring the counterpoint), will appear in Spring 2017.

Until 2011, Corvino’s column “The Gay Moralist” appeared weekly at 365gay.com; he has also contributed to The New York Times, the LA Times, the Advocate, the Huffington Post, The New Republic, and Commonweal. In the last twenty years he has spoken at over 200 campuses on issues of sexuality, ethics, and marriage. His YouTube videos have received over 1.3 million views. Read more at www.johncorvino.com.

Sherif Girgis is a research scholar at the Witherspoon Institute. He is coauthor of the book "What Is Marriage? Man and Woman: A Defense" (Encounter Books, 2012), and of "Debating Religious Liberty and Discrimination" (Oxford University Press, 2017). He earned his A.B. at Princeton University, graduating Phi Beta Kappa and summa cum laude. After earning a master’s degree at Oxford as a Rhodes Scholar, and a law degree from Yale, where he was an editor of the Yale Law Journal, Girgis returned to Princeton to do a Ph.D. in philosophy, where he is currently completing his dissertation. Sherif has written on social issues in academic and popular venues, including Public Discourse, National Review, Commonweal, the New York Times, the Yale Law Journal, the Harvard Journal of Law and Public Policy, and the Wall Street Journal, and has spoken at more than 80 lectures, conferences, and debates, both popular and academic.

Ryan T. Anderson is the President of the Ethics and Public Policy Center, and the Founding Editor of Public Discourse, the online journal of the Witherspoon Institute of Princeton, New Jersey. A Phi Beta Kappa and magna cum laude graduate of Princeton University, he earned his Ph.D. in political philosophy from the University of Notre Dame. Anderson’s research has been cited by two U.S. Supreme Court justices in two Supreme Court cases.

His work has been published by the New York Times, the Washington Post, the Wall Street Journal, Oxford University Press, Cambridge University Press, the Harvard Journal of Law and Public Policy, the Harvard Health Policy Review, the Georgetown Journal of Law and Public Policy, First Things, the Claremont Review of Books, and National Review.

Anderson has appeared on ABC, CNN, CNBC, MSNBC, and the Fox News Channel. In addition to a memorable 2013 debate about marriage on CNN's Piers Morgan Live, his news interviews include appearances on ABC's This Week with George Stephanopoulos, CNN's New Day with Chris Cuomo, MSNBC's The Ed Show with Ed Schultz, and Fox News' Hannity.

Anderson is the John Paul II Teaching Fellow in Social Thought at the University of Dallas, a member of the James Madison Society at Princeton University, and a Fellow of the Institute for Human Ecology at the Catholic University of America.

For 9 years he was the William E. Simon senior research fellow at The Heritage Foundation, and has served as an adjunct professor of philosophy and political science at Christendom College, and a Visiting Fellow at the Veritas Center at Franciscan University. He has also served as an assistant editor of First Things.

Follow him on Twitter: @RyanTAnd For his latest essays and videos, follow his public Facebook page: https://www.facebook.com/RyanTAndersonPhD