Gillian Kereldena Hadfield is a professor of law and of strategic management who is the inaugural Schwartz Reisman Chair in Technology and Society at the University of Toronto Faculty of Law. She is also director of the Schwartz Reisman Institute for Technology and Society. Previously, she was the Richard L. and Antoinette Schamoi Kirtland Professor of Law and Professor of Economics at the University of Southern California. At USC, Hadfield directed the Southern California Innovation Project and the USC Center in Law, Economics, and Organization. She is a former member of the board of directors for the American Law and Economics Association and the International Society for New Institutional Economics. From 2018 to 2023, Hadfield served as Senior Policy Adviser to the artificial intelligence company OpenAI.