Mateusz Grochowski

Mateusz Grochowski is an expert in contract law, the digital economy, consumer protection and comparative private law.

In his current research, he explores algorithmic price personalization, the commodification and decommodification of social media, and the production of regulatory knowledge in AI-driven digital markets. His work appeared, amongst others, in Oxford Studies in Private Law Theory, Loyola Consumer Law Review, Oxford Yearbook of European Law (Oxford University Press), and European Review of Contract Law. He recently co-edited The Cambridge Handbook of Algorithmic Price Personalization and the Law and Enforcing Private Regulation in the Platform Economy.

He joined Tulane Law School from the Max Planck Institute for Comparative and International Private Law, where he served as a Senior Research Fellow.  In 2025, he was named the Gordon Gamm Faculty Scholar for the 2026 year where he will pursue a research agenda on “Transnational Consumer Law in the Digital Era.”

Grochowski previously held the Emile Noël Fellowship at New York University School of Law, was a Fellow at the Edmond J. Safra Center for Ethics, the Blavatnik Interdisciplinary Cyber Research Center at Tel Aviv University’s Buchmann Faculty of Law, and a Max Weber Fellowship at the European University Institute in Florence. He was also appointed a member of the Office of Studies and Analyses of the Supreme Court of Poland.

He is an Affiliated Fellow at the Information Society Project at Yale Law School, a Corresponding Fellow at the Yale Center for Private Law, and a Council Member of the Louisiana State Law Institute. He is also a member of the European Law Institute and the Society of European Contract Law.

He has received scholarships and research grants from numerous institutions, including Yale University (Fox International Fellowship), the European Commission, and the German-Italian Center for European Dialogue (Villa Vigoni).

He has taught private law at the Universities of Münster and Hamburg and has served as a visiting professor at Università Bocconi in Milan.

He has held several editorial roles, including Lead Editor at the Yale Journal on Regulation, Editor at the Yale Journal of Law & Technology, and Editor at the Journal of European Consumer and Market Law. He also serves on the Advisory Board of the Rabel Journal of Comparative and International Private Law.

In his spare time, he explores the connections among classical music, jazz, and law.

Selected Publications

Books

The Cambridge Handbook of Algorithmic Price Personalization and the Law (Fabrizio Esposito & Mateusz Grochowski eds., 2025)

Enforcing Private Regulation in the Platform Economy (Federica Casarosa & Mateusz Grochowski eds., 2025) 

European Contract Law and the Creation of Norms (Stefan Grundmann, Mateusz Grochowski eds., 2020) 

Papers

Consumer Vulnerability: A Genealogy, in European Contract Law and Future Challenges, (Stefan Grundmann & Pietro Sirena eds., 2025)

Algorithmic Price Personalization: From Laesio Enormis to Laesio Algorithmica?, in The Cambridge Handbook of Algorithmic Price Personalization and the Law 1 (Fabrizio Esposito & Mateusz Grochowski eds., 2025) (with Fabrizio Esposito)

Price personalization vs. contract personalization, in The Cambridge Handbook of Algorithmic Price Personalization and the Law 65 (Fabrizio Esposito & Mateusz Grochowski eds., Cambridge University Press 2025) (with Fabrizio Esposito & Antonio Davola)

Knowledge Gap in Contract Law, 3 Oxford Studies in Private Law Theory (2025) 

Empirical insights into personalized pricing, in Empirics and Consumer Law in Changing Markets (Vanessa Mak, Kimia Heidary & Gitta Veldt eds., 2025) (with Fabrizio Esposito & Kimia Heidary) 

Shadow Contract Law in the Platform Economy, in Enforcing Private Regulation in the Platform Economy (Federica Casarosa & Mateusz Grochowski eds., 2025) 

Beyond or in Proximity? Private Regulation in the Platform Economy and Its Enforcement, in Enforcing Private Regulation in the Platform Economy (Federica Casarosa & Mateusz Grochowski eds., 2025) (with Federica Casarosa)

Digital Vulnerability in a Post-Consumer Society. Subverting Paradigms?, in Digital Vulnerability in European Private Law 195 (Camilla Crea & Alberto De Franceschi eds., 2024) 

Enforcement of Consumer Law, in Research Handbook on the Enforcement of EU Law 349 (Miroslava Scholten ed., 2023) (with Christine Riefa)

Freedom of speech, consumer protection and the duty to contract, in Civil Courts and the European Polity. The Constitutional Role of Private Law Adjudication in Europe 123 (Chantal Mak & Betül Kas eds., 2023)

Algorithmic Price Discrimination and Consumer Protection. A Digital Arms Race?, 4 Technology and Regulation 36 (2022) (with Agnieszka Jabłonowska, Francesca Lagioia & Giovanni Sartor) 

The Consumer Benchmark, Vulnerability, and the Contract Terms Transparency: A Plea for Reconsideration, 18 European Review of Contract Law 1 (2022) (with Fabrizio Esposito)

Algorithmic transparency and explainability for EU consumer protection: unwrapping the regulatory premises, 8 Critical Analysis of Law 43 (2021) (with Agnieszka Jabłonowska, Francesca Lagioia & Giovanni Sartor)

Towards a Renaissance of Price Control in Contract Law? Preliminary Observations on COVID-19 and Price Regulation on the Consumer Market, in Coronavirus and the Law in Europe 891 (Ewoud Hondius et al. eds., 2021)

European Consumer Law After the New Deal: A Tryptich, 38 Oxford Yearbook of European Law 387 (2020)

Freedom of Contract on Crossroads: The Struggle over the Concept of Contract Liberty in 20th Century Poland 66 Osteuropa-Recht 34 (2020)

The majoritarian concept of default rules: towards a shift in paradigms?, 15 Studia Prawa Prywatnego (Studies in Private Law) 63 (2020)

Creation of Norms – an Evolutionary View on European Contract Law, in European Contract Law and the Creation of Norms 3 (Stefan Grundmann & Mateusz Grochowski eds., 2020) (with Stefan Grundmann)

Default Rules Beyond the State, in S. Grundmann, M. Grochowski (eds.), European Contract Law and the Creation of Norms in European Contract Law and the Creation of Norms 227 (Stefan Grundmann & Mateusz Grochowski eds., 2020)