- 1904-80, American painter Still was a pioneer in the use of the mural-sized canvas. He painted vast, thick curtains of intense color, jaggedly torn to reveal other equally intense color areas. His work combines the gesture of abstract expressionism with a reliance on the sensations of pure color typical of post-painterly abstraction. Still s work is represented in the Museum of Modern Art, New ...www.clyffordstill.net