Jack Joseph Valenti 9/5/21 – 4/26/07 was an influential American lobbyist and a long-time president of the Motion Picture Association of America. During his 38 year tenure in the MPAA, he was generally regarded as one of the most influential pro-copyright lobbyists in the world. In this video on his way to the Supreme Court to hear the MGM vs Grokster case on the 29th of March 2005, Jack Valenti graciously signed a betamax tape for EFF staffer Annalee Newitz.