The project explores the impact of the clash between defenders of a rules-based order and international law on global governance and the future of legal systems.

In February 2014, the Swiss voting population accepted a constitutional initiative that aims at limiting migration through quota and, in the field of employment, national preference.

Researchers from Leiden and Delft have found a way to look inside early-modern bookbindings. An x-ray technique has allowed them to search for remains of medieval manuscripts hidden inside the bindings. After the Middle Ages many manuscripts were recycled, their pages pasted inside bookbindings to provide…

The Board of Leiden University has appointed Armin Cuyvers as a full professor of European Law, specifically EU Constitutional Law and Comparative Regional Integration, effective per 1 September 2021.

On 26 and 27 September 2024, Leiden University's Grotius Centre for International Legal Studies hosted the H2OLAW conference entitled 'Law-science interfaces within the law of the sea and fresh water law’. The conference marked the launch of a multi-year research project led by Dr Hilde Woker and Dr…

PhD candidate Alex Brandsen, working in the Digital Archaeology research group has recently received a grant from the Leiden University Centre for Digital Humanities. This grant will be used to further develop and improve AGNES, the search engine for excavation reports that Brandsen is building.

On 12 and 13 September 2019, the Institute of Tax Law and Economics from Leiden University hosted 29 PhD researchers from around the world to engage into collective discussions at the Multilateral Cooperation in International Tax Law seminar.

On Friday 28 June 2024, Leiden Law School's Department of Constitutional and Administrative Law welcomed a delegation of administrative law scholars from China University of Political Science and Law (CUPL).

On 13 May 2025, Melanie Fink presented her latest research on the role of the duty to reason and other explanation rights to safeguard human dignity in the automated state at the AI & Law Summer School hosted by the University of Tübingen.

Governments are increasingly cracking down on tech companies like X, Telegram and Clearview that flout the law, with a fine, ban or criminal prosecution. In practice, however, this has little effect. A tougher stance is needed, argues Bart Custers, Professor of Law and Data Science at eLaw – Center…

What was the function of the Dutch Protestant Church in Sri Lankan society? Why did people relate to the Church and how did conversion influence their life course?

On 5 June, Maarten Aalbers defended the thesis 'The balancing of general interests in EU State Aid Law: blurred lines between the prohibition and the compatibility of aid'. The doctoral research was supervised by Pieter van Cleynenbreugel and Stefaan van den Bogaert.

For years now, collaboration has been the operative word when it comes to successful space missions. But this can only be achieved with good agreements.

Vanessa Mak is appointed Professor of Civil Law at Leiden University as of 1 October 2020. She will succeed Professor Jac. Hijma who is retiring.

As per 1st May 2019, Leiden University appointed Bram Klievink as professor of Public Administration with a focus on digitalization and public policy. The new chair has been established at the Institute of Public Administration of the Faculty of Governance and Global Affairs of Leiden University. Bram…

Merijn de Bakker and colleagues of the IBL-research group of Prof. Mike Richardson provide a unique view on digit evolution in crocodiles and birds in their recent study published in Nature.

The Leiden University Labour Law Department started a new cooperation with the Law School of the China University of Labor Relations in Beijing. The agreement was signed by Dean prof. Jiang Ying during the visit of her delegation on 19 September 2019 in Leiden. Also Vice-Dean prof. Li Wenpei and Lecturer…

In the Framework of the Leiden Social Justice Chair, a meeting was organised on June 7 and 8 2018 at Leiden University of a international study group of reputed labour law scholars from various countries.

The December 2022 issue of the Common Market Law Review, Vol. 59 No. 6, is now available online.

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.

At the International Astronautical Congress in Washington DC last week, IIASL alumna Thea Dethlefsen (Denmark/Norway) won the I.H.Ph. Diederiks-Verschoor Award, given each year by the International Institute of Space Law (IISL) for the best paper by a young author.

New name of the Computer Applications group

The 2023 Digital Humanities Pilot Project Symposium and Digital Winter School took place, 30 Jan – 2 Feb 2023.

Leiden Law Cast is a podcast made by Leiden Law School, Leiden University, for everyone who wants to learn more about current legal issues.

Following a highly successful first edition, we are delighted to announce the second Leiden eLaw Summer School on ‘Regulating AI in the EU Digital Market’ taking place from 23 to 27 June 2025, both in person in Leiden and online.

Do you have a question about the Europan Law LLM programme? Or would you like to know what it's like to study in Leiden as an international student? Our master's ambassadors are more than happy to answer all your questions. Feel free to send them an email!

Our ever-increasing reliance on software and technologies, out of convenience, necessity or otherwise, binds us to supranational and commercial companies that provide them. Is it essential that governments, universities, and researchers ensure that they continue to be in control of their data and software?…

The US attack and the arrest of Venezuelan President Maduro have raised questions worldwide. Two Leiden experts in international law, Anna Marhold and Jens Iverson of the Grotius Centre, told media outlets that this constitutes a violation of international law.

The new Humanities Hub in the Huizinga Building was officially opened on Tuesday 3 December. In the different labs, researchers presented the options for using digital technologies in humanities research.

In addition to being Director of Operational Management at Leiden Law School, Mirjam Sombroek–van Doorm will help develop Health Law at the faculty in the coming years.

On 11 February 2022, the Urban Governance Research Network (Ugovern) organised a webinar ‘Understanding Recent Changes in Belgium and the Netherlands Planning Law’. Rogier Kegge was one of the panel members during the webinar.

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

Dr. Van Eijk will teach an advertising technology Masterclass for the Future of Privacy Forum (FPF) next week. It is the fourth session of the FPF & Brussels Privacy Hub's Digital Data Flows series. Van Eijk will be teaching alongside Adam Towvim (Brandeis International Business School) and moderated…

Students attending Richard Albert’s seminar on constitutional change asked Reijer critical questions about an article he recently wrote with Maarten Stremler.

Wouter Verschoof-van der Vaart is refining an artificial intelligence system that can detect and classify archaeological objects on digital images. Such a system is desperately needed because human archaeologists around the world are being flooded with data.

Gianclaudio Malgieri, Associate professor at eLaw, was invited to present his research on human Vulnerability and EU digital ecosystem at the University of Westminster in London.

The Institute of Private Law at Leiden University kindly invites you to an online book launch of the book Legal Pluralism in European Contract Law. The author will introduce the theme and summarise the main conclusions of the book, followed by comments from two panelists. Afterwards, there will be a…

The archaeology domain produces large amounts of texts, too much to effectively read or manually search through for research. To alleviate this problem, we created a search system (called AGNES), which combines full text search with entity and geographical search.

The manual analysis of remotely-sensed data is a widespread practice in local and regional scale archaeological research, as well as heritage management.