Paul Kengor, PhD, is the New York Times bestselling author of God and Ronald ­Reagan, The Crusader: Ronald Reagan and the Fall of Communism, 11 Principles of a Reagan Conservative, Dupes, The Communist, and other books. A professor of political science and the executive director of the Center for Vision and Values at Grove City College, he has written for a range of popular and scholarly publications, including the New York Times, the Wall Street Journal, the Washington Post, National Review, Political Science Quarterly, Christianity Today, the National Catholic Register, and the National Catholic Reporter. Kengor has appeared on Fox News, MSNBC, NPR, C-SPAN, and many other outlets. He and his family live in Pennsylvania.