Peter Bergen is a vice president at New America, CNN national security analyst, professor of practice at Arizona State University, and the author or editor of ten books, three of which were New York Times bestsellers and four of which were named among the best non-fiction books of the year by The Washington Post. He has held teaching positions at the Kennedy School at Harvard University and the School of Advanced International Studies at Johns Hopkins University. He has testified before US Congressional committees eighteen times about national security issues. Bergen has hosted, produced, or executive produced documentaries for HBO, CNN, National Geographic, Showtime, and Discovery, which have been nominated for or won Emmys. He writes a weekly column for CNN.com and is a member of the Homeland Security Experts Group and a fellow at Fordham University’s Center on National Security. He has a degree in Modern History from Oxford.