This composer of Billy the Kid also created such ballets as Rodeo and one that includes the Shaker hymn "Simple Gifts.
This composer's Clarinet Concerto was commissioned by Benny Goodman, while another of his works opens and closes with the "Open Prairie" theme and depicts the capture of the titular outlaw. He set music to the speeches of a certain President in his Lincoln Portrait and used timpani and a large brass ensemble for his Fanfare for the Common Man. This composer of Billy the Kid also created such ballets as Rodeo and one that includes the Shaker hymn "Simple Gifts." For 20 points, name this American composer of Appalachian Spring.
This composer's Clarinet Concerto was commissioned by Benny Goodman, while another of his works opens and closes with the "Open Prairie" theme and depicts the capture of the titular outlaw.
Aaron {Copland}