On Friday 12 September 2025, the Opening Ceremony of the European Law LL.M. programme took place in the Lorentz lecture hall at Leiden Law School. Following Dr Barbora Budinska’s and Professor Armin Cuyvers’s warm words of welcome for the incoming students, Dr Darinka Piqani presented two student pr…

On Monday 22 November 2021, the Municipality of Leiden, Leiden Law School and the Legal Advice Centre in Leiden signed a collaboration agreement. The parties agreed that at the request of the Municipality, the Law School will help train students to better equip them in their work on the Rental Team…

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…

On 12 September 2024, the official ceremony opening the academic year 24-25 for students of the European Law master’s programme took place at Leiden Law School, organised by the Europa Institute.

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…

The American Library Association has selected the Space Scoop website as one of the Great Websites for Kids (GWS). Space Scoop, which launched a dedicated website one year ago, provides the latest space news to educate and inspire children. The website will be included in a compilation of exemplary…

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

The Hague / Amsterdam, 1 to 5 August 2016. The summer school Sexual Orientation and Gender Identity in International Law: Progress, Consolidation, Stagnation will focus on the emergence of SOGI issues in human rights law, international criminal law, and refugee law.

On March 7, 2019, the Hazelhoff Centre for Financial Law organised a mini-seminar on ‘Asset segregation in the financial sector’. During this meeting a number of experts, both practitioners and academics, gave a presentation on a topic in the field of asset separation. All the participants were also…

The SpaceEU project, coordinated by Leiden University, has launched an online toolkit with a collection of space-centred activities that engage people with the wonders of space. The toolkit is targeted at girls and underrepresented communities and can be used by schools, youth centres, museums, NGOs…

How do you detect life on a planet light years away? During her PhD research, astronomer Willeke Mulder worked on an instrument to detect such signals – culminating in an experiment from a hot air balloon.

Connecting space to society and gaining problem-solving experience: that’s the goal of LDE Space & Society, a new honours programme for bachelor’s students in Leiden, Delft and Rotterdam. What does the programme look like? And what do students hope to learn? We visited a kick-off session full of exc…

Dr. Moritz Jesse, Associate Professor at the Europa Institute, presented his paper ‘Building Bridges or Erecting Walls? – The Application of Equal Treatment and Non-Discrimination in Europe ‘ at the annual meeting of the Law and Society Association.

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.

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

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.

From deepfakes and disinformation to killer robots, surgical robots and AI lawmaking: AI (Artificial Intelligence) is changing our world. That raises the question whether this requires some form of regulation. At eLaw, the Center for Law and Digital Technologies at Leiden University, prof. Bart Custers…

Artificial Intelligence and Ethics at the Police

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.

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’.…

From 19 to 21 September 2018 the third annual conference of the Law and Development Research Network (LDRN) will take place at Leiden University. The theme of the conference will be 'Interfaces'.

On 10 March 2023, the Amsterdam Centre for Tax Law (ACTL) of the University of Amsterdam (UvA) organised the Conference ‘Towards eXplainable Artificial Intelligence (XAI) in Taxation: The Future of Good Tax Governanceon’.

The Construction of an Imaginary Acoustic Space, a new work by ACPA PhD Candidate Gabriel Paiuk was premiered last Saturday at the Universität Mozarteum in Salzburg. The piece was commissioned by the österreichisches ensemble für neue musik for their second yearly concert series.

When designing public spaces, noise is often a neglected issue. Architects and urban planners know little about it; noise experts see it mainly as a problem that should be solved simply by reducing the volume. University lecturer Andrea Giolai (LIAS), researcher Kevin Toksöz Fairbairn (ACPA) and Professor…

Leiden Law School offers a broad range of study programmes.

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…

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…

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.

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.

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.

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?

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…

On December 5, a group of thirty students of the Master in European Law visited the headquarters of Eurojust in The Hague.

Missions to the moon have become popular again. In just one week, a lunar mission from Russia failed while India landed a spacecraft in a historic first. Companies, too, want to go to the moon. But can anyone just go to the moon? Tanja Masson-Zwaan explains the rules of international space law on Dutch…