JOHN ORTBERG is senior pastor at Menlo Park Presbyterian Church in Menlo Park, California. He is the bestselling author of Who is this Man, The Life You've Always Wanted and If You Want to Walk on Water, You've Got to Get Out of the Boat. John and his wife, Nancy, have three grown children.
Kevin and Sherry Harney serve together at Shoreline Community Church in Monterey, California. They are coauthors of Finding a Church You Can Love and Loving the Church You've Found, the Old Testament Challenge, and over fifty small group Bible study guides. Kevin y Sherry Harney sir ven juntos en la Iglesia Corinth Reformed en Grand Rapids, Michigan, donde Kevin es pastor maestro. Ellos son coautores de Finding a Church You Can Love y de mas de treinta guias de estudio para grupos pequenos.