David Cope is a leading figure in the history of computer-generated music, literature, and art. Beginning his traditional composition career as a pre-teen, Cope turned to using a computer as a compositional aide after a serious bout of writers block. He was develop several incredibly significant programs in an attempt to develop a unified theory of what musical style actually meant. The most notable program, Experiments in Musical Intelligence, acted as a composer working with input from writers such as Bach, Joplin, and Mozart, to create new works in their styles. He followed up EMI with Emily Howell, a program that used direct user feedback in composition.