Is Facebook Founder Mark Zuckerberg More Powerful Than the President?

Who is more powerful: 400-million-user strong Facebook founder Mark Zuckerberg, or the leader of the free world?

That was the question posed to Soraya Darabi, #53 on our Most Creative People in Business list, who explained that their power, at least in terms of reach of voice, is not so different.

Darabi broke down the access to communication tools that Obama and Zuckerberg hold, comparing the old-age methods of the president (network TV, radio, newspapers, etc.) to Facebook's reach...