Hans Richter was well known both as a painter and film-maker. While in Zurich from 1916-20, he started the Dada movement with Hugo Ball, Tristan Tzara and others. In 1940 he left Europe for the US and became an American citizen. His films include: Vormittagspuk, Dreams that Money Can Buy, Dadascope and 8 x 8, produced in collaboration with Arp, Calder, Duchamp, Ernst, Huelsenbeck, Man Ray and others. His paintings hang in galleries throughout the world, and he is the author of several books on the cinema and art.