Edward Kennedy "Duke" Ellington (April 29, 1899 – May 24, 1974) was an American composer, pianist, and Big band leader. He was one of the most important musicians in the history of recorded music, and is called one of the greatest figures in jazz music. He also played blues, gospel, pop, and classical music. He worked for 60 years. He became even more popular after he died. He was given a special award citation from the Pulitzer Prize Board in 1999. 