Bridget Riley, Movement in Squares, 1961 © Bridget Riley. Fair Use.

Almost synonymous with the Op Art movement for her distinctive black and white paintings, Bridget Riley far exceeded the boundaries of purely optical art. Her works, governed by geometrical forms and structural shapes such as ovals, squares, parallel stripes, and curves create immersive environments where the viewers are perceptually involved through the masterful use of optical illusions. Bridget Riley’s work evokes sensations of movement that produce physical as well as psychological and emotional reactions that are associated with psychedelic effects, challenging the notion of the mind-body duality.

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