David C. Novak is Chairman and CEO of Yum! Brands, Inc., (NYSE: YUM), the world's largest restaurant company in terms of system units with more than 37,000 restaurants in over 117 countries and territories with more than 1 million associates. Yum! Brands is ranked #214 on the FORTUNE 500 list, with revenues of more than $12 billion in 2011. The company's restaurant brands – KFC, Pizza Hut and Taco Bell – are the global leaders of the chicken, pizza and Mexican-style food categories.