Jonathan Masur received a BS in physics and an AB in political science from Stanford University in 1999 and his JD from Harvard Law School in 2003. After graduating from law school, he clerked for Judge Richard Posner of the United States Court of Appeals for the Seventh Circuit and for Chief Judge Marilyn Hall Patel of the United States District Court for the Northern District of California. He taught at the Law School as a Bigelow Fellow and Lecturer in Law before joining the faculty as an Assistant Professor in 2007. Masur received tenure in 2012. He served as Deputy Dean from 2012 to 2014 and as the Herbert and Marjorie Fried Teaching Scholar from 2011 to 2013. He was named the John P. Wilson Professor of Law in 2014 and received the Graduating Students Award for Teaching Excellence the same year.
Masur's research and teaching interests include patent law, administrative law, behavioral law and economics, and criminal law.