Doug Batchelor (born March 9, 1957) is an evangelist and the author of several books including The Richest Caveman, the story of his early life and conversion to Christianity. His primary ministry is Amazing Facts - a worldwide television, radio, and publishing ministry based in Roseville, California, United States. He also pastors the Granite Bay Seventh-day Adventist Church in Loomis, California. Batchelor is the son of the Florida aviation tycoon and philanthropist George Batchelor and the Hollywood film critic, actress and songwriter Ruth Batchelor. He spent his youth searching for the purpose of life, including exploring various religions; while living in a cave in southern California, he found a Bible that ultimately changed his life.