John-Mark L. Miravalle is professor of Systematic and Moral Theology at Mount St. Mary's Seminary in Maryland. He received his doctorate in Sacred Theology from the Regina Apostolorum in Rome. He is the author of three books, including Why God? Why Jesus? Why the Catholic Church? He has debated noted atheists on topics such as God's existence, same-sex marriage, and theistic morality. He and his wife Jessica have five children.