Sam Harris speaks with Bart D. Ehrman about the prophecies contained in the book of Revelation. They discuss his latest book, Armageddon, and widespread Christian beliefs about the coming end of the world. Bart D. Ehrman is a leading authority on the New Testament and the history of early Christianity and a Distinguished Professor of Religious Studies at the University of North Carolina at Chapel Hill. The author of six New York Times bestsellers, he has written or edited more than thirty books, including Misquoting Jesus, How Jesus Became God, The Triumph of Christianity, and Heaven and Hell. Ehrman has also created nine popular audio and video courses for The Great Courses. His books have been translated into twenty-seven languages, with over two million copies and courses sold.  Website: https://ehrmanblog.org/ Twitter: @BartEhrman   Learning how to train your mind is the single greatest investment you can make in life. That’s why Sam Harris created the Waking Up app. From rational mindfulness practice to lessons on some of life’s most important topics, join Sam as he demystifies the practice of meditation and explores the theory behind it.