Gen. James Mattis (ret.) served in the Marine infantry for more than 40 years while commanding various infantry, Coalition and Joint units. When he retired in 2013, Jim was Commander of U.S. Central Command, responsible for 200,000 soldiers, sailors, airmen, Coast Guardsmen and Marines, and U.S. military operations in Afghanistan, Iraq, and 18 other countries across the Middle East and south-central Asia. Jim is currently an Annenberg Distinguished Visiting Fellow at the Hoover Institution at Stanford, and an expert on national security issues, especially strategy, innovation, the effective use of military force, and the Middle East. While serving, Jim commanded at multiple levels, from second lieutenant through four-star general, including Task Force 58 for the 2001 invasion of Afghanistan and the First Marine Division in the 2003 invasion of Iraq. He also served as a recruiter, commanded the Marine Corps Combat Development Command, and was the executive secretary to Secretary of Defense William Perry. Jim is a graduate of the Amphibious Warfare School, Marine Corps Command and Staff College, and the National War College.