By the time he was nineteen, Frank Schaeffer's parents, Francis and Edith Schaeffer, had achieved global fame as bestselling evangelical authors and speakers, and Frank had joined his father on the evangelical circuit. He would go on to speak before thousands in arenas around America, publish his own evangelical bestseller, and work with such figures as Pat Robertson, Jerry Falwell, and Dr. James Dobson. But all the while Schaeffer felt increasingly...