The black and white tile piazzas of Italy inspired the work for which Riley is most famous -- an Op Art succession. Caught in a downpour, she noticed how the appearance of the checkerboard tiles shifted and blurred as the water streamed over them. From that point on, she explored the act of looking.

Event, Illusive, Intense, Op art, Physical force, Psychedelic

Credited as a founding father of Pop, Minimalism, and Conceptual art, Jasper Johns was one of the first painters to use everyday objects and commonplace images in his art, thus paving the way for artists like Warhol and Oldenburg. Beginning in the mid-'50s, Johns painted canvases that depict, or s

Collage, Eclectic, Elegant, Illusive, Neo-expressionism, Quirky, Rebel