Richard Anuszkiewicz, Pioneering American Op Art Painter, Has Died at 89

Richard Anuszkiewicz, the pioneering American Op Art painter who manipulated color and light to mesmerizing results, died on May 19. He was 89. The news was first reported by Artforum. 
The term Op art, short for optical art, had yet to be coined when Anuszkiewicz began his formal experiments into the effects of vibrant color and geometry on the human eye in the 1950s. It was a lifelong project for the artist, and throughout his career he assembled increasingly hypnotic compositions with a