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Lawrence "Larry" Lessig (born June 3, 1961) is an American academic and political activist. He is best known as a proponent of reduced legal restrictions on copyright, trademark, and radio frequency spectrum, particularly in technology applications.

He is a director of the Edmond J. Safra Foundation Center for Ethics at Harvard University and a professor of law at Harvard Law School. Prior to rejoining Harvard, he was a professor of law at Stanford Law School and founder of its Center for Internet and Society. Lessig is a founding board member of Creative Commons, a board member of the Software Freedom Law Center, an advisory board member of the Sunlight Foundation and a former board member of the Electronic Frontier Foundation.

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