William J. (Joe) Gainey was the first Senior Enlisted Advisor to the Chairman of the Joint Chiefs of Staff (SEAC). He retired April 25, 2008 with the rank of Command Sergeant Major. Gainey was the first Senior Enlisted Advisor to the Chairman of the Joint Chiefs of Staff, a newly created position established to advise the Chairman on matters of professional development of enlisted personnel assigned to joint billets. Gainey was the first person selected to serve in this position beginning October 1, 2005.