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The Guardian: Mark Zuckerberg returns to top of MediaGuardian 100 power list

Mark Zuckerberg has returned to the top of the Guardian’s annual power list, the MediaGuardian 100, after a year in which Facebook, the social network he founded, was used by 1 billion people in a single day.

The list confirms the growing influence of US technology groups, with Google co-founder Larry Page and the Apple chief executive, Tim Cook, also claiming top spots.