Jeff Weiner, CEO of LinkedIn, speaks on stage during fireside chat session at the TechCrunch Disrupt SF 2013 technology conference in San Francisco, California September 9, 2013. REUTERS/Stephen Lam ... more 
Jeff Weiner, CEO of LinkedIn, speaks on stage during fireside chat session at the TechCrunch Disrupt SF 2013 technology conference in San Francisco, California September 9, 2013. REUTERS/Stephen Lam (UNITED STATES - Tags: BUSINESS SCIENCE TECHNOLOGY) less 
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Reuters | Photo By STEPHEN LAM / REUTERS
Mon, Sep 9, 2013 4:24 PM EDT