Daniel Janosik is Adjunct Professor of Apologetics, Historical Theology, and Islamic Studies at Southern Evangelical Seminary, and Adjunct Professor of Apologetics at Columbia International University (A.B., College of William and Mary; M.A., M.Div., Columbia International University; and Ph.D., London School of Theology). He is the author of John of Damascus, First Apologist to the Muslims, and The Guide to Answering Islam.