Martin Dempsey graduated from the U.S. Military Academy at West Point, Class of 1974. He served as Executive Officer of the 3rd Brigade 3rd Armored Division during Operation Desert Shield/Storm. From April 2011 to September 2011, he served as the 37th Chief of Staff of the Army. His tenure was cut short when he was appointed the 18th Chairman of the Joint Chiefs of Staff, serving in that position from October 1, 2011 to September 2015. He retired in 2015 as a U.S. Army General.