H. B. London Jr. is vice president of church, clergy, and medical outreach for Focus on the Family in Colorado Springs, Colorado. A fourth-generation minister, he was a pastor for 31 years before joining Focus on the Family. He was the former host of a daily radio program, Lifeline to Truth, in Salem, Oregon, and in the Los Angeles area, as well as host of a weekly television program, A New Way to Live, in Portland, Oregon. He is the coauthor, with Neil B. Wiseman, of Pastors at Greater Risk, For Kids' Sake, and The Shepherd's Covenant for Pastors.

Neil B. Wiseman is a veteran pastor, clergy educator, writer, editor, and small church consultant. Perhaps his foremost passion in life and ministry has been the development of pastors. He has been a pastors' advocate through his writings, editing, and publication of more than thirty books. He has also worked in the area of pastoral development in clergy education at Nazarene Bible College in Colorado Springs. Beyond the classroom, Dr. Wiseman founded the quarterly magazine GROW; was the founder of Preaching Today, a monthly audio sermon resource now produced by Christianity Today; founded and directed Small Church Institute; and served as pastor to local congregations for twenty years.