Lester Lawrence Lessig III (born June 3, 1961) is an American legal scholar, academic, and political activist. He is the Roy L. Furman Professor of Law at Harvard Law School and the former director of the Edmond J. Safra Center for Ethics at Harvard University. Lessig was a candidate for the Democratic Party's nomination for president of the United States in the 2016 U.S. presidential election but withdrew before the primaries.