Janet Louise Yellen (born August 13, 1946) is an American economist. She is the Chair of the Board of Governors of the Federal Reserve System, previously serving as Vice Chairwoman from 2010 to 2014. Previously, she was President and Chief Executive Officer of the Federal Reserve Bank of San Francisco; Chair of the White House Council of Economic Advisers under President Bill Clinton; and business professor at the University of California, Berkeley, Haas School of Business.
Yellen was nominated by President Obama to succeed Ben Bernanke as Chairwoman of the United States Federal Reserve. On January 6, 2014, the U.S. Senate confirmed Yellen's nomination. She was sworn in on February 3, 2014, making her the first woman to hold the position.