Tech company Eyeball collects images and data on young amateur football players on a large scale. But is this allowed? Bart Custers, Professor of Law and Data Science, and Gerrit-Jan Zwenne, Professor of Law and Digital Technologies, comment on the issue in ‘NRC’ newspaper.

In this article, Thomas Maguire, assistant professor at the Institute of Governance and Global Affairs, examines the intelligence of the US, British and Ukrainian governments and NATO partners concerning Russia and its war against Ukraine. This article discusses how and why governments communicate intelligence…

In recent years, much research has been conducted at the Department of Labour Law on the topic of sustainability and fundamental labour rights. Linked to this field is a journal: the International Labor Rights Case Law Journal (ILaRC).

Climate change is affecting all areas of human life. 2024 has been the hottest year on record and natural disasters are becoming increasingly frequent around the globe. Every year since 1995, national delegations come together to address the climate crisis through the Conference of the Parties to the…

On Thursday 7 March, a group of around 40 Leiden Law students visited the EU’s Agency for the coordination of cooperation between law enforcement authorities, the former European Police Office (Europol) in the world’s legal capital: The Hague.

The IHL Clinic offers outstanding LLM candidates the chance to work pro bono on KGF projects and gain practical experience in humanitarian law in cooperation with practitioners working in the humanitarian field.

The long awaited fifth edition of book ‘The Law of the European Union’ (formerly Kapteyn & VerLoren van Themaat) was launched on Friday 11 January 2019 at the T.M.C. Asser Instituut, The Hague.

The Executive Board of Leiden University has decided to nominate Prof. Dr. Kutsal Yesilkagit dean of the Faculty of Governance and Global Affairs, from 1 January 2016 on for a period of 3 years.

The International Institute of Air and Space Law hosted a book launch event at the Leiden Law School on March 20, 2025, featuring the launch of two important publications in the field of air and space law.

The December issue of the CML Rev., Vol. 53 No. 6, is now available online.

Anmol Dhawan (24) graduated cum laude from the Advanced LLM in Air and Space Law in Leiden on 28 August 2023. He comes from Mumbai in India and did his bachelor law studies at National Law University Delhi. He has been in the Netherlands since September 2022, so over one year now.

The Manfred Lachs Space Law Moot Court competition was held in Vienna between 8 and 12 April 2024. This event was organised by the European Centre for Space Law in collaboration with the University of Vienna. The team comprised David Eagleson, Solène Flambeaux and Aleksandra Spyra, current students…

The Frits Kalshoven International Humanitarian Law Competition, organised by the Netherlands Red Cross and Belgian Red Cross-Flanders, lets students explore the legal framework governing armed conflict. Eight teams from Belgium and the Netherlands competed in the 19th edition (23–27 February 2026) in…

On 17 November 2014, the Leiden Law School and the University of Beihang, China signed a Memorandum of Understanding.

This week, Prof. Luuk van Middelaar (Europa Institute) publishes Alarums & Excursions: improvising Politics on the Europen Stage – a revised update of his 2017 book on the decade of EU crises.

The Leiden University team representing the International Institute of Air and Space Law (IIASL) won the World Finals of the Manfred Lachs Space Law Moot Court Competition that took place in Paris on 20 September 2022.

The International Astronautical Congress (IAC) that took place last week in Paris was extremely successful for IIASL.

From 29 to 30 October 2024, the Kalshoven-Gieskes Forum (KGF) and the Grotius Centre for International Legal Studies had the pleasure of hosting an inspiring authors’ workshop in The Hague for the forthcoming Research Handbook, Victims' Rights under Public International Law, edited by Dr Robert Heinsch…

The International Institute of Air and Space Law (IIASL) at Leiden University has released a report highlighting that the European Air Traffic Management (ATM) transformation is hindered more by regulatory complexity and political fragmentation than by technological limitations.

The International Institute of Air and Space Law was delighted to host the 14th edition of the Leiden-Sarin International Air Law Moot Court Competition – for the first time – in Leiden! After three years of online mooting owing to the pandemic, this year’s competition was held again in person.

On 10 May 2021, Melanie Fink and Barbora Budinská published their views on recent developments in the areas of EU regulation of Artificial Intelligence and the Banking Union respectively as Op-Eds on EU Law Live.

How can governments reach their policy goals in the most effective way? Which manner of financing is the most suitable? Does the spirit of our times call for new forms of subsidy? What does the future of subsidy law look like?

This publication examines the issues regarding the cross-border resolution of financial institutions, focusing on the power allocation between the home and host resolution authorities, i.e. the jurisdiction rule.

The International Institute of Air and Space Law (IIASL) at Leiden University has joined the Civil Air Navigation Services Organisation (CANSO) as its newest Research and Academia member.

A fragmented political landscape, permanent pressure from current affairs and an increasingly political civil service: our government faces many challenges. This makes it all the more difficult to make important decisions about pensions or the climate. Research and good education can help meet the challenges…

Attention to the colonial past may be increasing, but many aspects of it are still underexposed. Dutch newspaper De Volkskrant, in collaboration with, among others, Leiden researchers Anne-Marieke van der Wal-Rémy and Alicia Schrikker, therefore created a 'Canon of the Dutch Underexposed Past', which…

Over the coming year, a quartermaster will explore the possibility of a Leiden Law Park in the centre of Leiden. In a building close to Leiden Law School, researchers, students and legal companies and start-ups would together address the topics of technology, law and ethics.

Students greatly benefit from an interdisciplinary learning environment that makes connections with various stakeholders and tackles real-world challenges. This environment allows them to produce innovative and impactful results. As part of their studies, students from the International Institute of…

On 30 June 2016, Eesa Fredericks is expected to defend his Ph.D.-thesis ‘Contractual Capacity in Private International Law’ in Leiden. Supervisors are prof. Sierd J. Schaafsma (Leiden) and prof. Jan Neels (Johannesburg).

From 26 to 30 June 2017 a summer course on Europeanisation of administrative law in the Member States of the European Union will be held by the Department of Constitutional and Administrative Law.

Van Es is the successor to Professor Huijgen whose retirement is approaching after nearly 27 years’ professorship. This new appointment is from October 2022, but Van Es has been working at the faculty for some time.

On 22 April the 5th edition of the book Introduction to Dutch Law (edited by Jeroen Chorus, Ewoud Hondius and Wim Voermans) was presented to dr. Geert Corstens, former president of the Dutch Supreme Court.

On 3 March 2022, Cambridge University Press published An Introduction to Public International Law, a co-authored textbook led by Cecily Rose.

In the summer of 2021, Lucy Opoka was awarded one of the coveted Meijers PhD positions. In October, she arrived back in Leiden, where she obtained her LLM degree Advanced Studies in International Children’s Rights in 2019. Professor Liefaard interviewed Lucy upon arrival.

In 2024, Nikos Lavranos (who teaches arbitration law in the EIBL Adv LLM programme) and Stefano Castagna (researcher at the Vienna University of Economics and Business, Austria) together as editors published the 2nd edition of their acclaimed volume on 'International Arbitration and EU Law' (Edward…

On 10 July 2020, the final of the European Law Moot Court Competition took place online before an impressive line-up of academics and practitioners of EU law.

From 25-27 June 2017 the 3rd Conference of the Labour Law Research Network took place in Toronto, Canada. Beryl ter Haar participated in two panels. The first panel dealt with strike law from a comparative perspective between South Africa, Russia, The Netherlands, and Europe. The contribution of Beryl…

On Friday 23 November 2018 the Institute of Immigration Law and the Department of Child Law (both Leiden University) will organize an international conference on ‘Safeguarding children’s rights in immigration law’ at Leiden Law School.

In January 2020 the book “Private Enforcement of European Competition and State Aid Law”, edited by Ferdinand Wollenschläger, Wolfgang Wurmnest & Thomas M.J. Möllers, was published by Wolters Kluwer.

Annemarie Drahmann and Gert Jan Geertjes contribute to the Matra Rule of Law Training Programme of the Netherlands Helsinki Committee.

Dr. Ben Van Rompuy participated as an invited expert in the annual Congress of the International League of Competition Law (LIDC), held this year in Vienna from 9 to 12 October.

After a successful first edition in February 2019, the Stichting Bob Wessels Insolvency Law Collection invites PhD students from Europe and beyond for a second edition of the PhD workshop on European/International Insolvency Law. At this workshop they can present their ideas, but also the challenges…

From 14 to 15 September 2023, Simona Demkova, AI researcher at the Europa Institute, participated in the INDIGO Project Final Conference, where she provided valuable perspectives on the implications of AI for European public law.

The Farm to Fork Strategy seeks to transform the EU food system towards greater sustainability. To do this, Vincent Delhomme argues, some of the traditional concepts and doctrines in EU internal market law need to be challenged and rethought.