John Shelby Spong was the Episcopal Bishop of Newark for twenty-four years prior to his retirement in 2000. Since then he has taught at Harvard University, the University of the Pacific and Drew University and he has been a visiting lecturer at universities and churches throughout North America and the English-speaking world. His books have sold over a million copies and he is regarded as one of Christianity's frontier twenty-first-century thinkers.

His bestselling titles include Eternal Life: A New Vision, Jesus for the Non-Religious, The Sins of Scripture, A New Christianity for a New World, Rescuing the Bible from Fundamentalism, Resurrection: Myth or Reality?, Why Christianity Must Change or Die and his autobiography, Here I Stand. He lives with his wife, Christine, in Morris Plains, New Jersey.

John Dominic Crossan is professor of biblical studies at DePaul University in Chicago. He is the bestselling author of many books, including The Historical Jesus, The Birth of Christianity, Excavating Jesus, and In Search of Paul.