William Fisher is the Wilmer Hale Professor of Intellectual Property Law at Harvard University. He has taught at Harvard Law School since 1984. Between 1982 and 1984, he served as a law clerk to Judge Harry T. Edwards of the US Court of Appeals for the DC Circuit and then to Justice Thurgood Marshall of the US Supreme Court. He received his undergraduate degree (in American studies) from Amherst College and his graduate degrees (J.D. and Ph.D. in the history of American civilization) from Harvard University.