Emily White

Benjamin Wachenje

Title: Chief operating officer, Snapchat; formerly director of business operations, Facebook's Instagram

Born: August 31, 1978, Santa Clara, California

Education: BA in fine arts, Vanderbilt University

Early Marker: Was employee No. 230 at Google, where she rose to run Asia-Pacific and Latin America's online ad sales.

Big Idea: Creating advertising revenue for the ephemeral photo and video mobile service, which has hitherto been a reluctant monetizer.

Wave of the Future: Social media, visual Web, App-economy M-economy

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