2. Don Mattrick

President, Interactive Entertainment Business, Microsoft

Mattrick is responsible for the device which earned Microsoft a place in the entertainment area. We are talking about Xbox 360, which is a major revenue stream for Microsoft now. He left Electronic Arts to join Microsoft, where he assembled a team, recruited the talents for Kinect, and streamlined a 3 year business plan for the device. Kinect is now one of the most popular devices in the world.