1/26/2012

Human Works' Chris Brogan is the most influential social media expert around, followed by MarketingProf's Ann Handley and Apple alumnus Guy Kawasaki, according to a ranking of the top 50 social media influencers by PeekYou. The ranking is based on PeekYou's "social pull" metric, which assigns more weight to social media users with active, readily identifiable followers, Haydn Shaughnessy writes.

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