Clifford Penner is a Canadian clinical psychologist and educator. He received his B.A. at Bethel College, his M.A. from Fuller Theological Seminary, and his Ph.D. from Fuller's Graduate School of Psychology. Penner and his wife are sex therapists and educators at several colleges and school systems. They also produced a video series, The Magic and Mystery of Sex. Penner's book, Men and Sex: Discovering Greater Love and Intimacy with Your Wife won the Gold Medallion Marriage Book Award from the Evangelical Christian Publishers Association.