Christopher A. Preble is the vice president for defense and foreign policy studies at the Cato Institute and the author of three books, most recently The Power Problem: How American Military Dominance Makes us Less Safe, Less Prosperous and Less Free (Cornell University Press, 2009).
John Mueller is a Senior Fellow at the Cato Institute and the Woody Hayes Chair of National Security Studies and Professor of Political Science at the Ohio State University. Mueller is the author of many books including Terror, Security and Money: Balancing the Risks, Benefits and Costs of Homeland Security (Oxford University Press, 2011), Atomic Obsession: Nuclear Alarmism from Hiroshima to Al-Qaeda (Oxford, 2010), and Overblown: How Politicians and the Terrorism Industry Inflate National Security Threats, and Why We Believe Them (Free Press, 2006).