eneral Motors Corp named John Middle-brook, 63, its first global marketing, sales and service chief, effective September 1. Middlebrook will develop and integrate sales, service and marketing initiatives across GM�s four regions. He will report to Rick Wagoner, chairman-CEO.

Mark LaNeve, 45, has been promoted to vice-president and succeeds Middlebrook, to lead North American marketing and advertising. He has been general manager, marketing, Cadillac, since 2001. ... more