Andrew Weissmann is a Faculty Co-Director at the Reiss Center on Law and Security and a Professor of Practice at NYU School of Law. He teaches courses in national security and criminal procedure.

Andrew served as a lead prosecutor in Robert S. Mueller’s Special Counsel’s Office (2017-19) and as Chief of the Fraud Section in the Department of Justice (2015-2019). From 2011 to 2013, Weissmann served as the General Counsel for the Federal Bureau of Investigation. He previously served as special counsel to then-Director Mueller in 2005, after which he was a partner at Jenner & Block. From 2002-2005, he served as the Deputy and then the Director of the Enron Task Force in Washington, D.C., where he supervised the prosecution of more than 30 individuals in connection with the company’s collapse. Weissmann was a federal prosecutor for 15 years in the Eastern District of New York, where he served as the Chief of the Criminal Division. He prosecuted numerous members of the Colombo, Gambino, and Genovese families, including the bosses of the Colombo and Genovese families.

Andrew is the co-host of the popular podcast Prosecuting Donald Trump and is a frequent legal analyst for NBC/MSNBC. He serves on the board of Just Security and writes frequently for it, The New York Times, The Atlantic, & The Washington Post. His memoir about the Special Counsel investigation, Where Law Ends: Inside the Mueller Investigation , was a New York Times bestseller.

He has taught criminal law and procedure at Fordham Law School and Brooklyn Law School. He holds a Juris Doctor degree from Columbia Law School. He has a Bachelor of Arts degree from Princeton University and attended the University of Geneva on a Fulbright Fellowship.