This paper traces the development of a new semiotic mode, kinetic typography. Kinetic typography began with the experiments of filmmakers like Len Lye and Norman McLaren. Later, film title designers like Saul Bass and Pablo Ferro drew on the shapes of letters with inventive metaphors – serifs, for instance could make letters walk, because they can stand for shoes as they are elongated horizontals on which something stands. In Saul Bass’ titles for Hitchcock's Psycho, the splitting of letters became a metaphor for the split mind of the film's main character. Such inventions eventually became part of a lexicon of clichés drawn on by designers across the world. Eventually, researchers and software designers began to formalize and systematize t...