RILEY, Bridget

It is fair to say that Riley and Victor Vasarely initiated modern Optical (aka Op) Art; and whereas Vasarely popularized it, with an increasing number of colorful prints, Riley has maintained a near monopoly on its masterpieces. These are typically visual fields of such an ingenious regularity that they generate the illusion of shimmering movement. What seems at first scrupulously Constructivist is really involved with nonrational retinal-perceptual processes, exposing, as Cyril Barrett...