Paul David Tripp is a gifted and sought-after speaker and the author of many popular books, including What Did You Expect? Redeeming the Realities of Marriage; The Age of Opportunity; and Instruments in the Redeemer s Hands. President of Paul Tripp Ministries, he also serves as Professor of Pastoral Life and Care at Redeemer Seminary in Dallas, Texas, and as the Executive Director of the Center for Pastoral Life and Care in Fort Worth, Texas. He and his wife, Luella, have four grown children.