Darrel D. Newkirk MD, MPH was a devoted Christian for over 55 years. He believed God was calling him to be a medical missionary and subsequently he and his wife prepared to serve as foreign missionaries. They served 5 years in Zaire, Africa. After returning to the United States from Africa, he continued to serve actively in their Southern Baptist church. He and his wife helped to start a new mission Southern Baptist church in which he was active for over 20 years. But then he left not only that church, but Christianity itself. LETTER TO MY CHRISTIAN FAMILY AND FRIENDS, Living Without God is the author's answer to the question, Why? Why did he leave the religion of his parents, family and friends after devotedly serving God and His church for over 55 years! The book reveals his answers to that question.