Rate My Professor Marek Martyniszyn

Marek Martyniszyn is Professor of Competition Law and Policy in the School of Law at Queen's University Belfast, where he joined in 2013 and currently serves as Director of Internationalisation. Prior to this, he was a Senior Research Fellow in the Institute for Consumer Antitrust Studies at Loyola University Chicago. He holds a PhD in Law from University College Dublin obtained on a prestigious Ad Astra Scholarship, an LLM in EU Economic and World Trade Law from Saarland University’s Europa-Institut, three MA degrees from the Warsaw School of Economics, and a Postgraduate Certificate in Higher Education Teaching from Queen's University Belfast. Martyniszyn has held visiting appointments at leading institutions worldwide, including the Max Planck Institute for Innovation and Competition in Munich, Germany; George Washington University in Washington, DC; the University of the Witwatersrand in Johannesburg, South Africa; East China University of Political Science and Law in Shanghai, China; Catholic University of Portugal in Porto; and Jan Kochanowski University in Kielce, Poland. Within Queen's University Belfast, he has served as interim Head of the School of Law, Chair of the Board of Examiners, and Associate Dean of Internationalisation in the Faculty of Arts, Humanities and Social Sciences. He is a member of the Academic Council, Faculty Student Appeals Committee, Central Student Appeals Committee, Queen's International Economic Law Centre, and Global Intellectual Property and Technology Centre, and was a founding member of the Queen's International Staff Network (now iRISE).

His research specializations encompass competition law and policy in international and transnational contexts, with particular emphasis on cartel operations, boundaries of extraterritorial jurisdiction, state involvement in anticompetitive practices including subsidies, and challenges in emerging competition law systems; his broader interests include international economic law. Key publications include 'Competitive Harm Crossing Borders: Regulatory Gaps and a Way Forward' (Journal of Competition Law & Economics, 2021), 'Extraterritoriality in Competition Law: Changing Frictions' (Research Handbook on Extraterritoriality in International Law, 2023), 'Developing Country Experience with Extraterritoriality in Competition Law' (UNCTAD report, 2021), 'The U.S. Taxpayer Harm Test: An Emerging Basis for Extraterritorial Antitrust Enforcement' (World Competition, 2026), and 'Competition Law and Policy in Crisis and the Rise of the Expansive State' (Journal of Antitrust Enforcement, 2025). Martyniszyn has received major awards and fellowships such as the Royal Irish Academy Charlemont Grant (2016), Erasmus+ Jean Monnet Module Grant—the only such award in the UK that year (2018)—and grants from the Oxford Noble Foundation and the Northern Ireland Department of the Economy. His research has been cited in submissions to the U.S. Supreme Court, OECD frameworks, and the Polish Parliament, demonstrating significant academic impact. He serves as Academic Coordinator of UNCTAD's Working Group on Cross-Border Cartels, Non-Governmental Advisor to the International Competition Network, and has delivered over 100 presentations in more than 30 countries to organizations including UNCTAD, OECD, ICN, COMESA, BRICS, and EFTA. Additionally, he is a Council Member and Hon. Membership Secretary of the Society of Legal Scholars, a Fellow of the Higher Education Academy, and contributes as a peer reviewer, external examiner, and doctoral examiner across institutions.