Jill Stein (born May 14, 1950) is an American physician and nominee for President of the United States in 2012 with the Green Party of the United States. Stein was a candidate for Governor of Massachusetts in the 2002 and the 2010 gubernatorial elections. Stein is a resident of Lexington, Massachusetts. She is graduate of Harvard College (1973) and the Harvard Medical School (1979). She serves on the boards of Greater Boston Physicians for Social Responsibility and MassVoters for Fair Elections, and has been active with the Massachusetts Coalition for Healthy Communities.
On August 1, 2012, Jill Stein and her running mate Cheri Honkala were arrested during a sit-in at a Philadelphia bank to protest housing foreclosures on behalf of several city residents struggling to keep their homes.