Isherwood, Christopher (1904–86), English-born novelist and playwright who settled in the United States in 1939. His best-known novels are Mr. Norris Changes Trains (1935) and Goodbye to Berlin (1939), set in the decaying Germany of the 1930s. These were later adapted into a play, I Am a Camera by John Van Druten (1951), and into a film musical, Cabaret. Isherwood collaborated with W.H. Auden on 3 plays, the best known being The Ascent of F.6 (1936).