Rear Adm. Darryl "D-Day" Walker is the President of the U.S. Naval War College and a career naval aviator. He enlisted in the U.S. Air Force in 1985 as an Air Traffic Controller and graduated from Embry-Riddle Aeronautical University in 1990 with a Bachelor of Science in Professional Aeronautics. Walker received his commission in the U.S. Navy through the Naval Aviation Officer Candidate School and was designated a naval flight officer in 1992. He graduated from the Naval War College in 2002 with a Master of Arts in National Security and Strategic Studies. Prior to the Naval War College, Walker served as Deputy Commander of Joint Force Headquarters-Cyber (Navy), U.S. 10th Fleet.