Kerby Anderson is host of Point of View Radio Talk Show and also serves as the President of Probe Ministries. He holds masters degrees from Yale University (science) and Georgetown University (governm...

George Barna is a professor at Arizona Christian University and Director of Research at the Cultural Research Center at Arizona Christian University, focusing on worldview assessment and development,...

George Barna is a professor at Arizona Christian University and Director of Research at the Cultural Research Center at Arizona Christian University, focusing on worldview assessment and development, and cultural transformation. He is also the Senior Research Fellow at Family Research Council’s Center for Biblical Worldview. He was the founder of The Barna Group (which he sold in 2009), the Barna Institute, the American Culture and Faith Institute, and Metaformation. Through these entities, he has conducted groundbreaking research on worldview, cultural transformation, ministry applications, spiritual development, and politics. He has provided research and strategy for several hundred parachurch ministries, thousands of Christian churches, the U.S. military and Fortune 500 companies. Having begun his research career in the political arena, he has provided polling for numerous political campaigns and has provided polling and strategy to four presidential candidates. He has also served on multiple boards of directors and advisory boards. Raising Spiritual Champions is the 60th book that Barna has authored or co-authored. His books have addressed social and religious trends, worldview, leadership, spiritual development, church dynamics, and cultural transformation. They include New York Times and Amazon bestsellers and several award-winning books. His books have been translated into more than a dozen foreign languages. He is a frequent speaker at events throughout the world, having spoken at more than a thousand events during the course of his career, including events in 14 different countries.Prior to joining the faculty of ACU, Barna taught at several universities and seminaries, served as the teaching pastor of a large, multi-ethnic church, pastored a house church, and helped to start several churches. He has also served as an elder in several congregations. After graduating summa cum laude from Boston College, Barna earned two master’s degrees from Rutgers University and received a doctorate from Dallas Baptist University. Barna and his wife, Nancy, attended high school, college, and graduate school together before marrying in the Princeton University Chapel in 1978. They have three adopted daughters and three grandchildren, and currently live on the central California coast and in the Phoenix area. He enjoys spending time with his grandchildren, relaxing at the beach or on a cruise, watching the NY Yankees, playing bass guitar and listening to the blues, hanging out with his blind dog, Ray Charles, visiting comedy clubs or watching comedy specials, and reading novels.

Mark Clark is the founding pastor of Village Church in Vancouver, Canada, one of the fastest growing multi-site churches in North America. Mark combines frank and challenging biblical preaching with r...

Mark Clark is the founding pastor of Village Church in Vancouver, Canada, one of the fastest growing multi-site churches in North America. Mark combines frank and challenging biblical preaching with real-world application and apologetics to speak to both Christians and skeptics alike, confronting questions, doubts, and assumptions about Christianity. His sermons have millions of downloads per year from over 120 different countries.