C. Peter Wagner, Ph.D., is recognized as a leading authority in the fields of church growth and spiritual warfare. He is cofounder of the World Prayer Center and is Chancellor of the Wagner Institute in Colorado Springs, Co. Dr. Wagner is author and editor of more than 50 books.F. Douglas Pennoyer, Ph.D., is Dean of The School of Intercultural Studies at Biola University , CA. He is a two-time Fulbright scholar, an ordained minister and Elder with the Free Methodist Church and a highly regarded anthropologist. He has authored such publications as Rival Forces in Spiritual Warfare; Light and Life Magazine, February 1996.