The chairman of the Joint Chiefs of Staff is the presiding officer of the Joint Chiefs of Staff. The chairman is the highest-ranking and most senior military personnel in the United States Armed Force
JCS chairman General George Scratchley Brown with Secretary of Defense Donald Rumsfeld during testimony before the Senate Armed Services Committee on January 15, 1976.
General Omar Bradley is sworn in as the 1st chairman of the Joint Chiefs of Staff by Secretary of Defense Louis A. Johnson on August 16, 1949.
Admiral Michael Mullen is sworn in as the 17th chairman of the Joint Chiefs of Staff by his predecessor, General Peter Pace on October 1, 2007.
The senior enlisted advisor to the chairman of the Joint Chiefs of Staff is the most senior enlisted position in the United States Armed Forces and is a unique enlisted rank which only one individual
U.S. Army SEAC collar brass insignia
William Joseph Gainey
Sgt Maj Bryan Battaglia, Senior Enlisted Advisor to the Chairman of the Joint Chiefs of Staff