
Matúš Mesarčík
Research areas: data protection law, privacy, AI law, platform regulation
Position: Ethics and Law Specialist
Matúš is an alumnus of Comenius University in Bratislava, Faculty of Law (Master of Law, Doctor of Law, and Ph.D. in Administrative Law), and Tilburg University in the Netherlands (LL.M. in Law & Technology). He works as an Associate Professor at the Institute of Information Technology Law and Intellectual Property Law at Comenius University in Bratislava, specializing in the regulation of new technologies, privacy, and data protection.
Matúš lectures on courses in IT Law, AI Law, and Data Protection Law. He is the author of the first data protection textbook and the first AI regulation textbook for university students in Slovakia, as well as a monograph on public law tools for combating disinformation in the online space. His research has been referenced by the Constitutional Court of the Slovak Republic and included in various reports prepared by the United Nations and OECD. He is also a member of the stakeholder expert group preparing the General-Purpose AI Code of Practice pursuant to the EU AI Act.
In addition to his research activities, Matúš has worked as a privacy consultant at a law firm specializing in privacy and new technologies and currently advises public authorities on data protection, AI governance, and cybersecurity.
Selected Achievements
- Reviewed the Ryoichi Sasakawa Young Leaders Fellowship funding (Sylff) for funding research stay abroad
- Research stay at the Cambridge University, United Kingdom
- Leading author of the report for member of the European Parliament regarding regulation of recommender systems and disinformation spreading
Selected Activities
- Author of data protection provisions in the proposal of the Act on budgetary responsibility and Act on funding from the EU funds
- Referenced by the Constitutional Court of the Slovak Republic, OECD and United Nations
- Member of the Committee on Hopero AI Awards
- Expert Advisor on cybersecurity and AI regulation for the Ministry of Investments, Regional Development and Informatization
- Participation in the creation of the EU Commission’s General-Purpose AI Code of Practice as an independent expert
Professional Service
- Reviewer for: Bratislava Law Review, International Data Privacy Law, Computer and Security Law Review, International Journal of Law and Information Technology
Selected Projects
Selected Publications
On defense of “ethification” of law: How ethics may improve compliance with the EU digital laws
<!---->Regulating AI for a truthful tomorrow: addressing disinformation in the EU Artificial Intelligence Act
<!---->Analysis of selected regulations proposed by the European Commission and technological solutions in relation to the dissemination of disinformation and the behaviour of online platforms
<!---->Selected Student Supervising
- Natália Slosiarová (KInIT/UPOL), PhD
- Lucia Rybanová (UNIBA), PhD
- Soňa Juhásová (UNIBA), PhD




