Andrew Newberg, M.D. is the Director of Research at the Myrna Brind Center of Integrative Medicine at Thomas Jefferson University Hospital and Medical College. He is the author of several books, including the bestselling Why God Won't Go Away, and his research has been featured in Time, Newsweek, Oprah Magazine, and on the Discovery Channel, the National Geographic Channel, the BBC and NPR. Mark Robert Waldman is Adjunct Faculty at Loyola Marymount University, Los Angeles, where he teaches Executive Communication in the EMBA program. He is a business and personal development coach and the author of twelve books, including the bestselling How God Changes Your Brain, (co-authored with Newberg and named by Oprah as one of nine "must read" books for 2012).