Sally John is the author of more than ten books. Illinois natives, Sally and her husband, Tim, live in Southern California. The Johns have two grown children, a daughter-in-law, and two granddaughters. Dr. Gary Smalley, one of the foremost experts on family relationships, has written or co-written more than sixty books. He and his wife, Norma, have been married more than forty five years and have three grown children, all in full-time ministry.