There Is a God: How The World's Most Notorious Atheist Changed His Mind
By: Antony Flew, Roy Abraham Varghese
HarperOne / 2008 / Paperback
Once called the grandfather of modern atheism, Flew now argues for God's existence in this startling testimony! With refreshing openness to argument and an absence of anger and hostility, he reveals the scientific discoveries and philosophical viewpoints that turned him from non-believing into having faith in God as Designer. Eye-opening! 256 pages, softcover from HarperOne.
Here is a review and another and another