Veteran helmer and Directors Guild of America veepee Jack Shea has been named to chair the 46th annual DGA Awards at the Beverly Hilton Hotel March 5, the guild announced Monday.Shea will oversee industry symposia on directing and a salute to helmers of TV specials. “The guild is fortunate that Jack has agreed to take on the tremendous responsibility that goes along with the time-consuming job of DGA Awards chairman,” said DGA prexy Gene Reynolds. A symposium of helmers for feature pic nominees is skedded for March 5 and one on TV directing Feb. 26. The DGA will announce feature pic nominees at a press conference Jan. 24. TV nominees will be revealed Jan. 31.