(Encyclopedia) Dolby, Ray Milton, 1933?2013, American inventor, audio engineer, and corporate executive, B.S. Stanford, 1957, Ph.D. Cambridge, 1961. While a teenager, he worked for Ampex Corp. (1949?? A Brief History of Sound in MoviesMovies and FilmFilm: Sound in MoviesA Brief History of Sound in MoviesBring on Da Noise: Synchronous and Nonsynchronous SoundSound Effects and Their FunctionsA?