Kenneth Preston

Kenneth O. Preston (born February 18, 1957) is a retired United States Army soldier who served as the Sergeant Major of the Army. He was sworn in as the 13th Sergeant Major of the Army on January 15, 2004. Preston served 7 years and 2 months as Sergeant Major of the Army (January 2004-March 2011) making him the longest serving Sergeant Major of the Army to date. Provided by Wikipedia