Aurelien Portuese

Aurelien Portuese Headshot

Aurelien Portuese

Research Professor


Media and Public Affairs Building 805 21st Street, NW, Sixth Floor Washington DC 20052

Aurelien Portuese is Research Professor at The George Washington University. Professor Portuese is an antitrust expert on US antitrust laws and EU competition laws. Aurelien Portuese is also International Associate in the antitrust practice of Freshfields in the DC office. He is also the Editor of the Special Symposium Beyond Dynamic Competition of the ABA’s Antitrust Law Journal to be published in 2024. His publications are available here.

Prior to joining George Washington University as Research Professor, Professor Portuese was an adjunct professor at George Mason University, a director of antitrust and innovation at a think tank, and a professor in the UK (King’s College London, University of Westminster, St Mary’s University London, Leicester De Montfort University) and in France (Sciences Po, University Paris II Pantheon-Assas). Professor Portuese was a visiting researcher at the Center for Competition Law and Policy at the University of Oxford.

Professor Portuese has published the book Algorithmic Antitrust in 2022, and the book The Principle of Economic Efficiency in the European Case-Law in 2014. Aurelien Portuese has published several articles on antitrust, including at the Stanford Journal of Law, Business & Finance, George Mason Law Review, Columbia Journal of European Law, Journal of Economic Affairs, European Journal of Law & Economics, Journal of Law, Economics & Policy, Manchester Journal of International Economic Law, European Law Journal, Concurrences, Competition Policy International. He also wrote numerous op-eds, shorter articles, and public comments for regulatory authorities.

Professor Portuese was nominated for the 2022 Antitrust Writing Award for his article Precautionary Antitrust and for the 2019 Antitrust Writing Award for his article Antitrust Populism. Professor Portuese is also a member of the intergovernmental group of experts on Competition Law and Policy of the United Nations Conference on Trade and Development (UNCTAD). He regularly speaks at conferences and private events.