Julie Larson-Green: Devices and Studios
Julie Larson-Green is a long-time lieutenant of former Windows chief Steven Sinofsky, and oversaw many of the design elements of Windows 8. She took over running the Windows business after Sinofsky left last October. Now, she'll run Microsoft's hardware businesses, including Xbox, Surface, and whatever the company ends up doing in smartphones. She'll also run Microsoft Studios, the company's game-making and entertainment licensing business.