Talha Gunay has been awarded the 2025 Diploma in the Law of the European Union by the Academy of European Law at the European University Institute (EUI).

At the Universiteit van Nederland LIVE event about media, Maarten Lamers spoke about the question whether AI can be truly creative. His talk for a live studio audience was published as a video and a podcast.

On 24 May 2022, Christa Tobler gave a lecture on 'EU-Swiss Legal Relations: Why do we still not have an Energy Agreement?'

Introducing five papers about of the impact of crises on the governance, decision-making, and institutional design of the Euro Area, political scientists Valerie D'Erman (University of Victoria, Canada), Paul Schure (University of Victoria, Canada) and Amy Verdun (Leiden University) summarise the 'lessons…

Leiden University linguist Lisa Cheng speaks two Chinese languages, as well as English and Dutch. She is a strong supporter of the European Commission's wish that every European citizen learns to speak several languages. ‘Speaking three languages is not that difficult.’

On 3 March the book “The European Union as an Area of Freedom, Security and Justice” edited by Maria Fletcher, Claudio Matera and Esther Herlin-Karnell was officially presented at a symposium at VU University Amsterdam.

The research within the Private International Law Department covers private international law, with a particular focus on the fundamental principles of formal private international law.

The Europe Hub network currently spans over 60 researchers across 4 faculties at Leiden University. We especially foster thematic interfaculty research collaborations on a wide variety of societal challenges facing Europe. Here, you can read more about the four core thematic areas.

LERU, the League of European Research Universities, celebrated its fifteenth anniversary on 7 March in Brussels. The network of leading European universities has now grown to include 23 universities.

Our project focuses on the analysis of decision-making processes in the European Union (EU) and explores how approaches and tools to understand decision-making found in both the Natural and the Social Sciences can be linked, knowledge between these traditions exchanged and synergies utilized. To explore…

The passport issue concerning ineligible football players seemed to have been resolved, but NAC Breda can cause new unrest with a lawsuit. Stefaan Van den Bogaert, Professor of European Law and sports law expert, comments in ‘NRC’ and ‘Voetbalnieuws’.

More than 800 universities have called on the European Council to come to be more visionary in its ambitions for European research, innovation and education. They believe the current budget to be insufficient.

Matthias Haentjens, Jouke Tegelaar and Dorine Verheij have recently published the chapter Financial Market Regulation and Supervision in the new volume of the prestigious The Law of the European Union (previously Kapteyn and VerLoren van Themaat).

A month after the event, we can say the inaugural lecture of Prof. Luuk van Middelaar on “The European Union and the politics of events”, on 23 September 2016, has obtained good coverage in the Dutch national media.

Just published: United in incoherence – Private law concepts under pressure from European financial law (in Dutch), in: Tijdschift voor privaatrecht 2017-4

Lange tijd wisten we ons thuis in een wereld die we meenden te hebben. Het bestaan in deze vertrouwde wereld vormde onze existentie, die we op een eigenlijke wijze op ons namen. Thans is de wereld echter niet meer wat hij was, en zijn we ook zelf niet meer wie we waren. ‘De wereld is weg’, zo dichtte…

Simona Demková, Assistant professor at the Europa Institute of Leiden University, publishes her book ‘Automated Decision-Making and Effective Remedies: The New Dynamics in the Protection of EU Fundamental Rights in the Area of Freedom, Security and Justice’.

Lecture, CHEI Seminar - Book launch

Impressions by Dr. Lilian Ruhe

Research at the Grotius Centre for International Legal Studies is primarily carried out under its Research Programme ‘Exploring the Frontiers of International Law’.

A portrait of the complex historical process of over 500 years of European colonialism in the New World.

The newly established Luxembourg Centre for European Law held its inaugural conference on 10-11 October 2025, exploring the theme of 'European Union law and values in a changing world'.

How do processes of coalition-formation influence patterns of decision-making in the European Union?

Leiden University and LUMC benefit from unique knowledge gained from research and teaching about healthy lifestyles. We want to bring this knowledge together into one place, and we want to share it even more effectively than we do now.

Enduring influence of Roman law

Consensus among Member States on the return of failed asylum seekers is currently lacking. For that reason, the Head of the European Commission, Ursula von der Leyen, wants new legislation that provides for a uniform policy. Armin Cuyvers, Professor of European Law, commented on the issue on Dutch radio…

Students awarded the highest scores to Leiden University and the Radboud University Nijmegen. These are the findings of an annual survey by Elsevier into the best study programmes in the Netherlands. Elsevier Magazine has a weekly readership of half a million, making it one of the most iinfluential…

De Universiteit Leiden staat op de twaalfde plek in de UI Green Metric, een wereldwijde duurzaamheidsranglijst voor universiteiten.

The European Parliament is set to vote on the approval of the new Commission, and some Parliament members have already expressed concern over the controversial appointment of Olivér Várhelyi to the role of commissioner. Armin Cuyvers, Professor of European Law, discusses this issue in Dutch financial…

How can groundbreaking research help Europe tackle the huge challenges it faces? At the launch of the Leiden Europe Hub, academics and policymakers discussed this in the heart of European democracy: the European Parliament.

Vasiliki Kosta presented her research on ‘The EU fundamental right to freedom of the arts and sciences: exploring the limits on the commercialisation of academia' at the Maastricht Centre for European Law on 28 February 2023. The seminar was convened by Dr Annalisa Volpato, and Dr Vigjilenza Abazi acted…

Recently, Ingrid Leijten’s book Core Socio-Economic Rights and the European Court of Human Rights was published with Cambridge University Press. The monograph was published in the series Cambridge Studies in European Law and Policy (edited by Laurence Gormley and Jo Shaw) and deals with the protection…

This book, written by two representatives of Leiden Law School, describes the framework of the European Insolvency Regulation (recast) (‘EIR Recast’), in force since June 2017.

The League of European Research Universities (LERU) was launched in Leiden 20 years ago. LERU is a partnership of 23 leading research universities, including the universities of Oxford, Cambridge, Leiden, Leuven and Heidelberg. It celebrated this anniversary last week with a multi-day conference in…

LUCSoR has chairs in Comparative Religion, Islam in the West, Christianity, and Judaism. Main areas of expertise include ancient Mesopotamian religions, the Enlightenment, Islam in the West, and new spiritual movements.

The newly established Luxembourg Centre for European Law held its inaugural conference on 10-11 October 2025, exploring the theme of “European Union law and values in a changing world”. Martijn was invited to speak about the relationship between European values and democracy.

Lecture

On Thursday 30 May 2024 Corrie van Maris successfully defended a doctoral thesis and graduated.

This book aims to unravel some of the mysteries surrounding this exceptional group of larger-than-life Bronze Age blades.

In this article, Madeleine Hosli, Professor of International Relations at the Institute of Security and Global Affairs, and Jaroslaw Kantorowicz, Assistant Professor at the Institute of Security and Global affairs, discusses the relevance of structural variables in a time where European politics are…

On 19 October 2023, Vincent Delhomme spoke at the conference on ‘European Judicial Narratives’, hosted by the University of Louvain Saint-Louis in Brussels. Vincent participated in the panel devoted to the reception of these judicial narratives in the European legal epistemic community.