William Duncan, J.D.

William Duncan is the director of the Marriage Law Foundation, a legal organization whose mission is providing legal resources in defense of marriage as the union of a husband and wife. He previously served as acting director of the Marriage Law Project at the Catholic University of America’s Columbus School of Law and a visiting professor at Brigham Young University’s J. Reuben Clark Law School. He teaches family law to undergraduates at BYU as an adjunct professor. Mr. Duncan is the author of dozens of scholarly articles, book chapters and popular commentary on family issues. These include articles published by the Rutgers University Law Review, Stanford Review of Law and Politics, Ave Maria Law Review, and The Family in America. He has drafted pro-family legislation that has been enacted in various states, submitted numerous legal briefs on behalf of pro-family groups in cases attacking state definitions of marriage, and has testified in front of legislative committees in a variety of states. He has also presented at academic conferences at many universities. He edits a monthly publication, the Marriage Law Digest, which summarizes important cases and academic literature involving marriage and family issues. Mr. Duncan is married to Catherine Allred Duncan and they are the home schooling parents of seven children.