William P. Smith (PhD, Rutgers University; MDiv, Westminster Theological Seminary) is a pastor, author, and retreat speaker who has served several churches, been a faculty member of the Christian Counseling & Educational Foundation, and taught practical theology at Westminster Theological Seminary. He is the author of Loving Well (Even If You Haven't Been) and numerous other books and booklets.
Paul David Tripp (DMin, Westminster Theological Seminary) is a pastor, award-winning author, and international conference speaker. He has written numerous books, including the bestseller New Morning Mercies, and posts daily on Instagram, Twitter, and Facebook. His nonprofit ministry exists to connect the transforming power of Jesus Christ to everyday life. Tripp lives in Philadelphia with his wife, Luella, and they have four grown children.