A student of Arnold Schoenberg, FTP, name this avant-garde composer who is most famous for 4'33".
Soon into his musical career, he turned to Zen Buddhism and the I Ching for guidance, which led to his advocacy of indeterminism.  Associated with the choreographer Merce Cunningham, he wrote the books M, Notations, A Year from Monday and Silence.  His major musical compilations include Roratorio, Bacchanale for prepared piano, and Imaginary Landscape No. 4 for 12 radios.  A student of Arnold Schoenberg, FTP, name this avant-garde composer who is most famous for 4'33".
Soon into his musical career, he turned to Zen Buddhism and the I Ching for guidance, which led to his advocacy of indeterminism.  
John Milton Cage