Michael G. Lawler, PhD, Amelia and Emil Graff Professor Emeritus of Catholic Theology at Creighton University, received his training in theology at Dublin, Oxford, Rome, and St. Louis. He was a member of the Theology Department at Creighton for thirty-five years and is a prolific lecturer and writer. He has published twenty-two books and some 150 scholarly essays on topics related to sacraments, marriage, and sexuality. His most recent books are co-authored with Todd Salzman: the award winning and best-selling The Sexual Person: Towards a Renewed Catholic Anthropology (Georgetown University Press, 2008); Sexual Ethics: A Theological Introduction (Georgetown University Press, 2012). Dr. Lawler and his wife Susan have three adult children and four grandchildren.