Jerry Root is professor emeritus at Wheaton College, as well as a visiting professor at Biola University, Talbot Graduate School of Theology, and Moody Bible Institute teaching C.S. Lewis courses at all three schools. For over 41 years, Root has lectured on C.S. Lewis topics at 78 universities in 18 countries. He is the author of numerous C.S. Lewis-focused books, articles and publications.