Dr. Bayer received his M.A. and M.Div. from Ashland Theological Seminary, and his Ph.D. from the University of Aberdeen in Scotland.

Dr. Bayer was born and raised in Germany. He taught for ten years at the German Theological Seminary at Giessen, where he also planted and co-pastored a church. Dr. Bayer lectures and preaches regularly in the U.S. and Europe. He has published English and German monographs, essays, and dictionary articles, primarily on the Gospels and the book of Acts.