MICHAEL S. HORTON (Biola University; Wycliffe Hall, Oxford; University of Coventry) is Professor of Theology and Apologetics at Westminster Theological Seminary in California. In addition to his work at the Seminary, he is the president of White Horse Media, for which he co-hosts the White Horse Inn, a nationally syndicated, weekly radio talk-show. He is also the editor-in-chief of Modern Reformation magazine. He served in pastoral ministry for over ten years. He is author of over a dozen books including Law of Perfect Freedom, Agony of Deceit, and Christless Christianity. He lives in Escondido, California, with his wife, Lisa, and four children.