Half a century ago, Martin Shapiro discovered that European constitutional scholarship was stuck at a stage of ‘constitutional law without politics’, presenting the EU ‘as a juristic idea; the written constitution as a sacred text; the professional commentary as a legal truth; the case law as the inevitable…

The Department of Constitutional and Administrative Law of Leiden University has published a collection of research essays on the separation of powers. This collection addresses the main question of whether the historically developed combination of concepts of democratic legitimacy and the separation…

Christa Tobler, Professor of European law, attended and spoke on the implications of the UK Supreme Court’s ruling for EU non-discrimination law in the case For Women Scotland Ltd (Appellant) v The Scottish Ministers (Respondent) in London.

The current rule of law debate in the EU occupies not only the mind of European policy and lawmakers, but also of legal practitioners on the ground. The Europa Institute, in collaboration with the Meijers Committee, therefore organized a Leiden Law Exchange (LLX) to facilitate the exchange of ideas…

On Tuesday 26 November 2019, a collaboration between The Hague University of Applied Sciences (THUAS) and Leiden University was launched in relation to the journal International Labor Rights Case Law (ILaRC).

On 2 December, Roel Becker and Joyce Esser, both PhD candidates at the Department of Constitutional and Administrative Law, gave a lecture for their colleagues and the students of Res Publica, the master’s association Constitutional and Administrative Law. In the lecture, they paid attention to the…

On 28 and 29 August, Dr. Ben Van Rompuy and Dr. Armin Cuyvers gave a two-day training to the Competition Commissioners of the newly established East-African Competition authority.

Cathalijne van der Plas will become Professor of Private International Law (0.4 fte) at Leiden University as of 1 October 2021. She succeeds Prof. Sierd Schaafsma who has become a judge at the Supreme Court as of 1 May 2021.

On 1 December 2023, Fatma Çapkurt was appointed as deputy chair of the State Committee on the Rule of Law.

The Leiden student team representing the International Institute of Air and Space Law (IIASL) won the Best Memorials Award and the second place in the European Finals of the Manfred Lachs Space Law Moot Court Competition.

On 28 June, a group of 35 students (13 from Leiden) visited the law faculty as part of the Space Summer School, a 5-day course organised by the LDE Centre 'Space for Science and Society' and NL Space Campus.

New edited volume by Mies Grijns (VVI), Hoko Horii (KITLV/VVI), Sulistyowati Irianto (Universitas Indonesia) and Pinky Saptandari (Airlangga University).

Ben Van Rompuy participated as an invited expert in the 22nd Annual Meeting of the Association of European Competition Law Judges (AECLJ), which took place in Berlin between 30 May and 1 June 2024. The event was co-organised by the European Commission.

During the opening of the Faculty year on 5 September 2023, Barend Barentsen, Professor of Labour Law, and Annemarie Drahmann, Associate Professor of Constitutional and Administrative Law, were presented with the JSVO Teaching Awards 22-23.

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.

It researches (the possibilities for) the development of a set of principles and best practices for insolvency office holders by comparing multilateral treaties and soft law recommendations and national legislation within Europe.

For a long time, in the United States ‘Schmoozes’ have been organized. These small-scale meetings offer the opportunity to informally discuss important themes. On 12 and 13 October, the first European Schmooze took place in Milan. The topic was ‘Economic Inequality as a Global Constitutional Challenge’.…

Promotor: S.M. Verduyn Lunel

Artificial Intelligence and Ethics at the Police

Vasiliki Kosta has been appointed as a member of the Committee of the Royal Netherlands Academy of Arts and Sciences (KNAW) tasked with writing an advisory report on legal safeguards for academic freedom.

On Thursday 16 November, the Europa Institute had the honour of receiving HE Jana Reinišová, Ambassador of the Czech Republic to the Netherlands. She delivered a speech in the framework of the European Union Seminar Series, jointly organized by the master’s programme in International Relations, the…

We are pleased to invite abstracts for a conference on ‘Counterclaims in International Law’ to be held at Leiden University on 27 June 2024, in collaboration with Queen Mary University of London.

On March 16 students and alumni of the Advanced LLM in European and International Human Rights Law were brought together in an online Zoom event organized by our programme coordinator, Mahshid Alizadeh, and head of the LLM, Rick Lawson.

Despite being the object of intense study, embryonic development has been difficult to model due to a number of reasons. First, complex tissues can be comprised of many cell types, of which we probably only know a subset.

Combining insights from regulation theory, law and computer science, this book explores policy and digital enforcement solutions that could strengthen EU consumer protection against dark patterns – a policy priority in recent years and the near future. The book illustrates why more technology-specific…

Microbial Sciences' contribution to the Host-Microbe Interactions research theme is to investigate how beneficial or disease-causing microbes associate and interact with their host.

Dr Robert Heinsch and his team of IHL Clinic researchers at the Kalshoven-Gieskes Forum on International Humanitarian Law have won a prestigious Erasmus+ grant for cooperation partnerships in higher education in cooperation with the IHL Clinics at Ruhr-University Bochum (Germany) and Roma Tre University…

Plant Sciences' contribution to the Development & Disease research theme is to unravel the processes that allow plants to adapt to changing abiotic and biotic environmental conditions or stresses, with the aim to contribute to the sustainable production of food, flowers and bio-based products using…

Carsten Stahn has just published Confronting Colonial Objects: Histories, Legalities and Access to Culture. The book is part of the OUP Cultural Heritage Law and Policy Series.

Promotores: J.N. Kok, H.J. Hoogeboom

Why is there not just one single global law for cases of defamation in cross-border communication mediums such as the internet? Which courts are to be called on in such cases? And is it permissible to hold an intermediary instead of a content provider liable?

In close cooperation with various partners, Leiden’s Administrative and Constitutional Law Department is seeking to expand its presence in The Hague - the International City of Peace and Justice.

Learning a programming language is challenging. Even one of the first –but crucial– concepts to learn, variables, is hard to grasp. Variables can represent different roles and functions within a code and need to be named appropriately to support code comprehension and debugging.

On the 5th of May 2016, the second annual conference of the Leiden Center for East African Law (LEAC) took place at the East African Community headquarters in Arusha, Tanzania. The Conference was organized on the occasion of Europe Day with the generous support of the EAC, the EU delegation to EAC and…

The new postgraduate course in Labour Law is set to be launched this September! For many years, it was a fantastic course for anyone wanting to enhance their knowledge following several years of practical experience. We’re delighted with the updated programme and teaching staff, who include top legal…

Plant Sciences' contribution to the Host-Microbe Interactions research theme is to dissect how microorganisms and microbiomes interact with the plant host and the insects on those plants, and how these insights may be harnessed to improve plant growth and health, by steering microbiome composition and…

Under Dutch law, like German or English law, the violation of a statutory provision does not establish civil liability for damage caused to another person. Such liability requires that the statutory provision concerned aims to protect against the damage or, put differently, that the harmed interest…

This dissertation reports on the pedagogical content knowledge (PCK) of science teachers during a professional development program. This research intended to help us understand why and how teachers make their classroom decisions as they teach science.

The United Kingdom’s relationship with the European Union was supposed to be definitively settled several times during the past decade – yet it was not. The 2016 referendum brought about a surge in interest in legal questions, especially of EU law and international economic law. This presented scholars…

SAILS aims to forge links between the different disciplines at the University and to initiate new academic partnerships.

The Thomson Reuters Journal Citation reports for 2015 are now available.In the field of law Common Market Law Review (CML Rev) is the highest ranked non-US law journal. CML Rev is also the highest ranked journal on European Law. On Google scholar, CML Rev is ranked # 1 in the top journals on European…