Concerto for Prepared Piano and Chamber Orchestra

American avant-garde composer John Cage (1912–1992) began composing pieces for solo prepared piano around 1938–40. The majority of early works for this instrument were created to accompany dances by Cage's various collaborators, most frequently Merce Cunningham. In response to frequent criticisms of prepared piano, Cage cited numerous predecessors (such as Henry Cowell). In the liner notes for the very first recording of his most highly acclaimed work for prepared piano, Sonatas and Interludes, Cage wrote: "Composing for the prepared piano is not a criticism of the instrument.