see the
link that was in my first post (http://nadav.harel.org.il/Bridget_Riley/).
She painted optical illusions and stripes and stuff. Much of it is just stripes, a bit like Damien Hirst's dot paintings, but some of it is cool. Her style became known as op-art
(
atomboy,
Wed 6 Jun 2007, 16:14,
archived)