John Dominic Crossan is Professor Emeritus of Religious Studies, DePaul University, Chicago. He has written twenty books on the historical Jesus in the last thirty years, four of which have become national religious bestsellers: The Historical Jesus (1991), Jesus: A Revolutionary Biography (1994), Who Killed Jesus (1995), and The Birth of Christianity (1998). He is a former co-chair of the Jesus Seminar, and a former chair of the Historical Jesus Section of the Society of Biblical Literature, an international scholarly association for biblical study based in the United States. The title of his lecture is "Crucifixion and History."