(b Berlin, Aug 26, 1886; d Krailling, June 9, 1972).
German sculptor. Between 1905 and 1907 he worked as an assistant to a figurine modeller and then joined the Spezialauftrage für Theater-dekoration und plastische Modelle der Bühne Max Reinhardts from 1908 to 1910. In 1911 he entered the Hochschule der Künste in Berlin and studied there under Peter Breuer for one year. At this stage his sculptures of the human figure were expressionistic, but, influenced by the works of Naum Gabo, Alexander Archipenko and the Constructivist ideals that were prevalent in Germany, he soon moved towards a more abstract rendering of form, for example the mahogany Dreiklangs (1919; Berlin, Alte N.G.), three crinkled smooth-faceted forms emerging and diverging like leaves of a plant from a small base: this was his first completely abstract work. During this period he helped found the Novembergruppe and undertook a number of commissions for parks, memorials and restaurants, in which he was able to explore the relationship between sculpture and architecture. The most typical of these was the sculpture for the Scala Kasino in Berlin (...