Alec Sokolow has worked with an American film writer.
 Directors developed a theory of montage, beginning with Eisenstein and the complex juxtaposition of images in his film Battleship Potemkin
 Murnau and Fritz Lang, in many ways inspired by the meteoric wartime progress of film through Griffith, along with the contributions of Charles Chaplin, Buster Keaton and others, quickly caught up with American film-making and continued to further advance the medium

