In addition to his academic appointment, James Chen is of counsel to the Technology Law Group, a Washington, DC–based firm specializing in telecommunications law. His teaching experience and scholarship span topics such as administrative law, antitrust, behavioral and mathematical finance, agricultural law, constitutional law, economic regulation, environmental law, legislation, natural resources law, and state and local taxation. He edits the series on "Quantitative Perspectives on Behavioral Economics and Finance" for Palgrave Macmillan and is the author of three books in that series, Postmodern Portfolio Theory, Finance and the Behavioral Prospect, and Econophysics and Capital Asset Pricing. He is also the coauthor of Disaster Law and Policy (Aspen, 3d ed. 2016), the first book to address the legal issues surrounding natural disasters.