Kara Powell, PhD, is the Executive Director of the Fuller Youth Institute (FYI) and a faculty member at Fuller Theological Seminary. As a youth ministry veteran of over 20 years, she serves as an Advisor to Youth Specialties and is the author or co-author of a number of books including Sticky Faith, Essential Leadership, Deep Justice Journeys, Deep Justice in a Broken World, Deep Ministry in a Shallow World, and the Good Sex Youth Ministry Curriculum.
Brad M. Griffin is the Associate Director of the Fuller Youth Institute, where he gets to develop research-based training for youth workers. In addition to coauthoring Sticky Faith and Deep Justice Journeys, Brad has authored or coauthored a number of youth ministry book chapters and journal articles. A native Kentuckian, Brad now lives in Pasadena with his wife Missy and their three children. After more than 15 years in youth ministry, he now volunteers at Mountainside Communion.