William Hanna worked at an American media company.
Metro-Goldwyn-Mayer Studios Inc. ( abbreviated as MGM or M-G-M , also known as Metro-Goldwyn-Mayer Pictures , Metro-Goldwyn-Mayer or simply Metro , and for a former interval known as Metro-Goldwyn-Mayer/United Artists , or MGM/UA ) is an American media company , involved primarily in the production and distribution of feature films and television programs . The Taft Broadcasting Company ( also known as Taft Television and Radio Company , Incorporated ) was an American media conglomerate based in Cincinnati , Ohio . William Hanna . In 1937 , while working at Metro-Goldwyn-Mayer ( MGM ) , Hanna met Joseph Barbera .