Patrick Hipes Executive Managing EditorMichael Shamberg, the producer whose credits include Erin Brockovich, Contagion, Get Shorty, The Big Chill and Pulp Fiction, has sued the Academy of Motion Picture Arts and Sciences in an attempt to get the governing body to vote on his plan to boost its social media presence.The civil suit, filed Monday in Los Angeles Superior Court in Santa Monica, seeks declaratory and injunctive relief, asking that the court impel AMPAS’ board of governors to vote on