Joe May (November 7, 1880 in Vienna - April 29, 1954 in Hollywood), born Joseph Mandel or Julius Otto Mandl, was an Austrian film director and film producer, one of the pioneers of German cinema. After studying in Berlin and a variety of odd jobs, he began his career as a stage director of operettas in Hamburg before starting to make films from 1912 in Berlin. Wikipedia
The definitive Wikipedia entry for Joe May. Wikipedia is the biggest multilingual free-content encyclopedia on the Internet. en.wikipedia.org/wiki/Joe_May