World's most powerful people

Published On: Nov 03 2011 08:56:15 AM PDT   Updated On: Nov 05 2014 09:45:28 AM PST

Who is the most powerful person in the world? This year's answer may surprise you.

Janet Yellen
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Official Federal Reserve Photo

6. Janet Yellen, economist, Chair of the Board of Governors of the Federal Reserve System

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