Volume 03 Issue 1 - Spring 2009 Published March 2, 2009 Strategic Studies Quarterly, Air University, Maxwell AFB, AL EDITORIAL The Contact Sport Senior Leaders Must Play Maj Gen Charles J. Dunlap Jr., USAF FEATURE ARTICLES Policy and Purpose: The Economy of Deterrence Gen Norton A. Schwartz, USAF Lt Col Timothy R. Kirk, USAF Waging Deterrence in the Twenty-First CenturyGen Kevin Chilton, USAF Greg Weaver On Nuclear Deterrence and Assurance Keith B. Payne Resurrecting the “Icon”: The Enduring Relevance of Clausewitz’s On War Nikolas Gardner