As he has told today by gradually moving away from his regular duties @ MS.
Here is the news –
Gates announced on Thursday that he will gradually relinquish his current role, ceding the chief software architect title immediately, while remaining a full-time employee for the next two years. In July 2008, he will remain as a part-time employee and chairman.
Microsoft’s Chief Technical Officer Ray Ozzie will immediately assume the title of chief software architect, Gates said. In addition, Craig Mundie, CTO for advanced strategies and policy, will immediately take the new title of chief research and strategy officer and will assume Gates’ responsibilities for the company’s research and incubation efforts.