Retired Chairman of ATK (Alliant Techsystems Inc.), an aerospace and defense company. Previously, Chairman (1999-2005) and Chief Executive Officer (1999- 2003) and President of ATK (2000-2001). Prior to his retirement from the U.S. Navy following a 30-year career, Admiral Miller served as Commander-in-Chief, U.S. Atlantic Command and NATO Supreme Allied Commander-Atlantic. Also a director of Teledyne Technologies, Incorporated.