The World's Most Powerful

Oprah Winfrey is queen of the TV chat show and a self-made billionaire. Madonna is a pop icon for millions around the globe. So, who is the most powerful in the world of celebrity?

Bill Gates heads the biggest software, services and Internet technologies company in the world. Steve Jobs predicted the personal computer revolution and made it happen. So who is the most powerful in the world of computing?

Tiger Woods is golf's world number one. David Beckham is probably the world's most famous footballer. Both have huge talent, wealth and celebrity status. But which man is the most powerful in the world of sport?