This composer of As Slow As Possible also wrote a collection of twenty pieces called Sonatas and Interludes, which, like many of his works, are for prepared piano.
This composer collaborated with Lejaren Hiller on a work for harpsichord. One of his solo piano compositions is based on Erik Satie's Socrate. Betty Freeman is the dedicatee of a set of extremely difficult etudes by this composer, who also composed the Etudes Boreales and Etudes Australes. This frequent collaborator of Merce Cunningham wrote a work which is currently being performed on an organ in St. Burchardi Church, and will be completed in the year 2640. This composer of As Slow As Possible also wrote a collection of twenty pieces called Sonatas and Interludes, which, like many of his works, are for prepared piano. He is best known for a piece which instructs the performer to do nothing for the title amount of time. For 10 points, name this avant-garde American composer of 4'33".
This composer collaborated with Lejaren Hiller on a work for harpsichord.
John Milton Cage, Jr.