Dr. Gary R. Habermas is chair of philosophy and theology at Liberty University. He has written 21 books and numerous articles in prestigious journals. Dr. Anthony G. N. Flew is professor emeritus in philosophy at the University of Reading, England. He has also been on the faculty at the University of Keele, University of Aberdeen, and Oxford University. He has written or edited 35 books. Dr. John F. Ankerberg, host of a weekly television show and ministry, is the author of more than a dozen books on religious topics.