Tim Cook CEO of Apple (AAPL, Fortune 500) since 2011
The operations whiz, 51, may eventually be succeeded by a younger, Jobsian visionary ...
Scott Forstall Senior VP, iOS
... like the 43-year-old mobile-software chief. He runs Apple's cash-cow iPhone business.
NEXT: Microsoft
If Apple can learn how to charm the world's largest population, the possibilities are limitless.