Timothy Keller is the founding pastor of Redeemer Presbyterian Church in Manhattan, which he founded in 1989 with his wife, Kathy, and their three sons. He is also the chairman of Redeemer City to City, which plants new churches in New York and other cities around the world, and publishes resources for faith in an urban culture. Timothy is a New York Times best-selling author whose books include The Reason for God, The Prodigal God and Prayer: Experiencing Awe and Intimacy With God. Learn more about Timothy by visiting his website, www.timothykeller.com.