 The Film Society, the first of its kind, was launched in October 1925; she was one of its founders along with cinema owner Sidney Bernstein, film director Adrian Brunel, well-connected enthusiast Ivor Montagu, and fellow film critic Walter Mycroft.She is best remembered as a curator at the Museum of Modern Art, which had opened in 1929.After immigrating to the United States in 1930, she founded the film study department in 1932, with an archival collection of rare films, library of film-related books, and a film circulation program.