Medievalist art historian who later focused on Islamic and Indian art. Cohn-Wiener was born to Alfred Cohn, a pensioner, and Helene Wiener. After graduating from the Bromberg Gymnasium (West Prussia, today Bydgoszcz, Poland) in 1902 he studied art history under the major art historians of Germany in Berlin and Heidelberg. These included, Adolph Goldschmidt, Heinrich Wölfflin, Max J.
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