Dr. Gray is the President of the Augustine Institute, a dynamic new MA program in Sacred Scripture and Evangelization & Catechesis in Denver. He is also Professor of Sacred Scripture at St. John Vianney Theological Seminary.  He holds a PhD in Biblical Studies from Catholic University of America. 

The prestigious German publisher, Mohr Siebeck, has published his dissertation, The Temple in the Gospel of Mark: A Study in its Narrative Role.  He is author of Praying Scripture for a Change: An introduction to Lectio Divina, The Luminous Mysteries, Sacraments in Scripture and Mission of the Messiah.  Dr. Gray is currently working on a commentary on the Gospel of Luke for the new Catholic Commentary on Sacred Scripture by Baker Academic Press. 

Dr. Gray is a partner with Jeff Cavins in The Great Adventure Bible Timeline series, the fastest growing Catholic Bible study program.  A nationally renowned speaker, Dr. Gray has filmed numerous series for EWTN.  Dr. Gray resides in Denver, Colorado with his wife Kris and their son Joseph.