The marketing experts behind the "got milk?" Milk Mustache campaign will host an entertaining and enlightening luncheon event exploring the dynamic new landscape of everything social media. Confirmed speakers include Josh Bernoff, co-author of Groundswell: Winning in a world transformed by social technologies, and the visionary executives that are shaping Facebook and BlogHer into must-have marketing tools. Worldwide Food Expo will be held October 28-31 in Chicago, and the marketing luncheon is scheduled for opening day. Register today.