EXEC SHUFFLE Mark Major has been named account executive, Southeastern region, for Columbia TriStar Television Distribution. Based in Atlanta, Major joins from New World Genesis Distribution, which is being dissolved as a result of News Corp.’s purchase of New World. * Lee Gonsalves has been named VP of development for Twentieth TV. She will be responsible for developing firstrun programming for the Fox stations and national syndication. She joins from KTLA, where she was director of advertising & promotion. *John Esposito has beentapped senior VP at Polygram Catalog Development Group. Besides handling the company’s catalog development efforts, Esposito will be responsible for Polygram imprint Chronicles and special markets. .