Stan Kenton was an American jazz pianist, composer, and bandleader of the swing era. He was a major figure in the development of jazz and big band music, and is best known for his innovative compositions and arrangements that pushed the boundaries of jazz. He was also a pioneer in the use of electronic instruments in jazz. Kenton's career spanned from the 1930s to the 1970s, and he was one of the most influential figures in jazz history.