The experimental composer John Cage (1912-1992) is best known for his works in percussion, prepared piano, and electronic music, but he is also acknowledged to be one of the most significant figures in 20th century theatre. In Cage's work in theatre composition there is a blurring of the distinctions between music, dance, literature, art and everyday life. Here, William Fetterman examines the majority of those compositions by Cage which are audial...