Chieftain of the social web's most unique blog, {grow}. Consultant, college professor, author of Return On Influence and Tao of Twitter. Social Media Bouncer.
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United States United States, San Diego
7th–9th April 2013
Mark Schaefer spoke
United States United States, Knoxville
4th–5th April 2013
Mark Schaefer spoke
24th–28th September 2012
Mark Schaefer spoke
United States United States, Columbus
4th–6th September 2012
Mark Schaefer spoke
United States United States, New York
5th–7th June 2012
Mark Schaefer spoke
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