Rose Marie Miller is a Bible teacher; conference speaker, and missionary with Serge. She is the author of From Fear to Freedom: Living as Sons and Daughters of God and Nothing Is Impossible with God: Reflections on Weakness, Faith, and Power; and coauthor of The Gospel-Centered Parent. Rose Marie and her late husband Jack Miller worked together to plant the New Life Presybyterian Churches and begin Serge (formerly World Harvest Mission). She has five children, twenty-four grandchildren, and forty-four great-grandchildren and divides her time between London, England and Jenkintown, PA. Deborah Harrell is the Overseas Educational Advisor for Serge, with a degree in Child Development and Family Relations from the University of Arizona. Deborah is the author of the award-winning children's novel, Pinto's Hope, and contributing author of numerous articles in professional journals. She is also the coauthor of The Gospel-Centered Parent; What's Up? Discovering the Gospel, Jesus, and Who You REALLY Are; and What's Up? Elementary: Learning about God and Yourself. She lives in North Carolina with her husband, Jason, and daughter, Sarah. Jack Klumpenhower, the son of a missionary pastor, is a television news writer by trade, but a Bible teacher by passion. He is the author of Show Them Jesus: Teaching the Gospel to Kids and the coauthor of The Gospel-Centered Parent and What's Up: Discovering the Gospel, Jesus, and Who You REALLY Are. Married with two children, Jack is a freelance writer living in beautiful Durango, Colorado.