Merce Cunningham Dies – ArtsBeat Blog – NYTimes.com

Mr. Cunningham ranks with Isadora Duncan, Serge Diaghilev, Martha Graham and George Balanchine in making people rethink the essence of dance and choreography, posing a series of “But” and “What if?” questions over a career of nearly seven decades.

He was a friend and colleague of John Cage, and my favorite artist–Jasper Johns.