Udo Kasemets (November 16, 1919 – January 19, 2014) was a Canadian composer of orchestral, chamber, vocal, piano and electroacoustic works. He was one of the first composers to adopt the methods of John Cage, and was also a conductor, lecturer, pianist, organist, teacher and writer. Kasemets significant influences include Erik Satie, Marcel Duchamp, James Joyce, John Cage, James Tenney, Morton Feldman, Merce Cunningham, Buckminster Fuller, and Stephen Hawking. Other strong influences especially evident in his later work include; the Chinese I Ching and Fractal music.