When op art attained a faddish popularity in the mid-1960s, its leading figure was Bridget Riley (b. 1931). The British painter’s early canvases, featuring fields of dynamic black-and-white ...

Art critics who had enthused about Abstract Expressionism found Op too cold and clinical; other viewers saw the movement as a sort of groovy application of science. Riley and her 1964 painting ...

The Art Institute of Chicago will be the first American museum in nearly 15 years to present a solo exhibition of the work of British Op Art artist Bridget Riley. The exhibition, which will run ...