Rebecca Tushnet is a professor of law at Georgetown. After clerking for Chief Judge Edward R. Becker of the Third Circuit and Associate Justice David H. Souter on the Supreme Court, she practiced intellectual property law at Debevoise & Plimpton before beginning teaching. Her publications include “Worth a Thousand Words: The Images of Copyright Law” (Harvard L. Rev. 2012), “Gone in 60 Milliseconds: Trademark Law and Cognitive Science” (Texas L. Rev. 2008), and “Copy this Essay: How Fair Use Doctrine Harms Free Speech and How Copying Serves It” (Yale L.J. 2004). Her work currently focuses on copyright, trademark, and false advertising law. Her blog, at tushnet.blogspot.com, has been on the ABA’s Blawg 100 list of top legal blogs for the past three years. Professor Tushnet helped found the Organization for Transformative Works, a nonprofit dedicated to supporting and promoting fanworks, and currently volunteers on its legal committee. She is also an expert on the law of engagement rings.