Greg L. Bahnsen, (1948-1995), was an ordained minister in the Orthodox Presbyterian Church and a full time Scholar in Residence for the Southern California Center for Christian Studies. He received his Ph.D. in philosophy from the University of Southern California, specializing in the theory of knowledge. He previously received the B.A. (magna cum laude, philosophy) from Westmont College, and then simultaneously earned the M.Div. and Th.M. degrees from Westminster Theological Seminary. Dr. Bahnsen lectured to a broad range of evangelical Christian groups at many colleges and conferences. He was an experienced apologist and debater, a clear and cogent teacher of the Christian worldview who was devoted to training believers in understanding and applying the Christian faith to every area of life. He published numerous scholarly articles, a number of well-known books, and has over 1,500 recorded lectures and sermons.
Milton Vincent is a graduate of Bob Jones University and The Master's Seminary (M. Div., 1991). Since 1992 he has been the pastor-teacher of Cornerstone Fellowship Bible Church. He is the author of "A Gospel Primer for Christians: Learning to See the Glories of God's Love," which helps Christians see the power of God in the gospel and why and how to preach it to yourself regularly. This book is heartily recommended by Jerry Bridges, John MacArthur, and C.J. Mahaney on the back cover. Milton and his wife, Donna, have four children.