World's most powerful people

Published On: Nov 03 2011 10:56:15 AM CDT   Updated On: Nov 05 2014 11:37:49 AM CST

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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