Former Director Defense Intelligence Agency
IN MEMORIAM – Cipher Brief Expert Lieutenant General Vincent Stewart (Vince) passed in 2023. The Cipher Brief was extremely proud to have worked with Lt. Gen. Stewart after his retirement from the U.S. Marine Corps, where he served more than 38 years of active commissioned service to the nation. On his final tour of duty, he served as the Deputy Commander United States Cyber Command. Prior to that, he served as Director of the Defense Intelligence Agency (DIA). The Cipher Brief honors his service and remains grateful for the opportunity to work with him.
