The Cambridge Companion to John CageAmerican composer John Cage (1912 1992) was without doubt one of the most important and influential figures in twentieth century music. He spent much of his career in pursuit of an unusual goal giving up control so that sounds can be sounds, as he put it. As well as composing around 300 works, he was also a prolific performer, writer, poet, and visual artist. This Companion celebrates the richness and diversity of Cage's achievements and provides