N. T. Wright is Research Professor Emeritus of  New Testament and Early Christianity at the University of St  Andrews, Scotland, and Senior Research Fellow at Wycliffe  Hall, Oxford. He is the author of numerous books,  including Paul: A Biography, On Earth as in Heaven:  Daily Wisdom for Twenty-First Century Christians  and What Did the Cross Accomplish? A Conversation  about the Atonement (with Simon Gathercole and  Robert B. Stewart).