David Yaffe, also known as David Barr-Yaffe, C.A.S. has been in production sound in the television and motion picture industry for over 39 years. Starting as a utility sound technician, then boom operator and, in 1987, a production sound mixer. Prior to moving into the industry, he was a music mixer for such groups as Motley Crue and Van Halen in the late 70's. With an extensive resume of mixing experience on motion pictures, television series, commercials and documentaries, as well as a certified Pro Tools engineer, Barr-Yaffe is one of the most versatile and experienced on-set mixers still active in the industry. Available for work around the globe, associations include membership in motion picture union locals 695 (Los Angeles), 479 (Atlanta), and 478 (New Orleans).