Chap Clark, PhD, is professor of Youth, Family, and Culture at Fuller Seminary, and President of ParenTeen, Inc. Chap has authored/co-authored 24 books, including the award-winning Hurt 2.0: Inside the World of Today's Teenagers, Sticky Faith, and Adoptive Youth Ministry: Integrating Emerging Generations into the Family of Faith. Chap and Dee live in Washington and have three grown children.