American museums are making steady efforts to show a large range of media, styles and perspectives. But this spring and summer, the most notable diversity may be temporal: Some of the greats of the past — like Henri Matisse, Paul Cézanne and Georgia O’Keeffe — are being seen at the same time as contemporary makers now establishing their names, like Shahzia Sikander, Gio Swaby and Guo Pei.
April 27, 2022
