Dr. Darrell Bock is Research Professor of New Testament Studies at Dallas Theological Seminary. He also is Professor for Spiritual Development and Culture there. He is an Editor at Large for Christianity Today and is a Past President of the Evangelical Theological Society (2000-2001). He is the author of over twenty books and is a New York Times Best Selling author. He has been blogging on this site since May, 2006.
"We have writings of the apostle Paul from the late fifties that are autobiographical ..."
Nobody knows who wrote the epistles, nor when they were written. Saul is a fictitious character and the result of a midrash. You know why he was named Paulus, don't you?