He was an Acting Assistant Professor of Lawyering for four years at New York University School of Law. He has practiced in every level of federal and state court, as well as in mediations, arbitrations, and internal investigations. His work has focused on criminal matters, including representation of the individual initially named as "a person of interest" in the anthrax mailings of 2001. Bravin is of counsel to the Ellsworth Law Firm, where he works primarily on criminal and appellate cases. Bravin has also taught Separation of Powers Law at U.C. Berkeley's School of Law, and Constitutional Law at the University of California's Washington Program. He writes on legal and non-legal issues, and his work has appeared in "Foreign Policy" magazine, "Slate", and the "Huffington Post".