Research within the centre is broad and pluralistic, ranging from the history of political thought to contemporary analytic and continental political philosophy and critical social theory. Members of the CPP also participate in the Research Profile Area on Political Legitimacy. The Centre is the proud…

Philosophy of law is concerned with the the foundations of law.

What is students’ engagement in problem-based learning (PBL) and case-based learning (CBL) in teacher certification programs?

The master's programme in Philosophy: Moral and Political Philosophy at Leiden University offers an excellent opportunity to explore fundamental issues in moral and political philosophy.

Lecture

This project investigates which aspects of social media content adolescents attend to and how these relate to their credibility judgments, aiming to systematically understand their susceptibility to misinformation and inform effective educational programs that foster youth’s resilience to misinforma…

Subproject of

Knowledge and culture subproject 2:

LIACS is committed to inclusive work and study experiences, respectful of all students and staff, and free of discrimination, harassment, bullying, or retaliation. An inclusive and respectful atmosphere is vital to free expression and the open exchange of ideas.

On 10 December Sarah-Devorah Poot won the Jaap Doek Children’s Rights Thesis Award 2019 for her thesis on child-friendly judgments.

ELS@Leiden research encompasses a wide range of empirical-legal projects carried out within Leiden Law School from the perspective of multiple disciplines and methods. Here you can find the publications of our (former) lab members since the start of the Sector Plan.

The Business, Technology & Public Policy research group of the Department of Business Sciences at Leiden University focuses on investigating the dynamic interaction between 'new' technologies and various stakeholders, including consumers, employees, and businesses. Our research delves into perceptions,…

Mark Klaassen has published a blog on EULawAnalysis on the judgment of the Court of Justice of the EU in the case K. & B. of 7 November 2018.

Ben Van Rompuy was a guest speaker at the 138th Lunch Talk of the Global Competition Law Centre (College of Europe), which took place in Brussels on 15 January 2024.

The European Court of Human Rights has published a Case-law Guide on Article 18 of the European Convention on Human Rights. The Case-law Guides series presents the Court’s major judgments, organised by Convention article.

In the heart of The Hague stands the Peace Palace, home to one of the most important courts in the world: the International Court of Justice. PhD candidate Joris van de Riet spoke to 'Het Klokhuis' about the role of the Court.

Can a computer give just as good a judgment as a judge? Professor emeritus Law and IT believes it can and talks about using computers in the courtroom in a podcast of the Universiteit van Vlaanderen.

On Monday 24 April 2023, the Europa Institute held a hybrid Leiden Law Exchange (LLX) Roundtable to discuss the Irish Supreme Court’s Costello ruling on the government’s proposed ratification of the EU-Canada Economic and Trade Agreement (CETA).

On Wednesday 13 February Mike Eman, former Prime Minister of Aruba, delivered a lecture on the relationship between Aruba, The Kingdom of the Netherlands and the European Union. He spoke about the constitutional position of Aruba in The Kingdom of the Netherlands in the light of EU law and its future…

On 12 June 2025, Advocate General Ćapeta delivered her Opinion in WS and Others v Frontex, a Grand Chamber case currently pending before the Court of Justice of the European Union. The case concerns a Syrian family that was returned to Turkey in what is arguably a violation of the principle of non-refoulement…

On this page you will find more information about the selected projects of the Justice, Equity, Diversity and Inclusion (JEDI) Fund for 2025.

Here you'll find selected publications and media attention from our group.

Didactics

This Philosophy bachelor's programme offers perspectives from around the world. It will make you one of the next generation of students who will shape philosophy in the 21st century, ready to take on academic or professional challenges that call for critical thinking, analysis and argumentation skil…

Niek Strohmaier and Gitta Veldt will start as assistant professors within the project Empirical Legal Studies (ELS). Their appointments are part of the sector plan of Leiden Law School.

On Wednesday 5 October the Europa Institute hosts a special guest lecture by Human Rights Defender Mr. Rasul Jafarov from Azerbaijan.

Starting from September, the four Dutch mathematics clusters DIAMANT, NDNS, GQT and STAR will each be given 1 ME from NWO Exact Sciences, to be spent within a period of two years.

On 29 and 30 June 2018, a book workshop on the subject of general principles was held in Leicester, UK.

On 8 October, Armin Cuyvers was interviewed by RTLZ News and BNR News Radio on the shocking ruling by the Polish Constitutional Tribunal of 7 October 2021 (both in Dutch).

In this year's first issue of the Dutch insolvency law journal 'Tijdschrift voor Insolventierecht' ('TvI'), a publication is included on the appointment of an interim creditor's committee. Members of the TRI Leiden research team disuss a recent judgment of the Dutch Supreme Court on the of interim creditor's…

Sex without mutual consent is a criminal offence. The proposed new Dutch sexual offences law aims to better protect victims of sexually transgressive behaviour. But the key issue is this: the rules of evidence have not changed, so will victims actually benefit from the new legislation?

As part of the course 'Masterclass at the Court of The Hague', twelve law students spent several days at the court with judges, court lawyers and legal advisers over the course of seven weeks. At the final session on 13 March, they presented their experiences.

The idea that prejudices about the (Middle)-East came to be during the colonisation of North-Africa in the 19th century is false. Mounir el-Badri wrote a cum laude bachelor thesis about orientalist judgments with which 18th century slaves in Morocco much earlier characterised their captors with.

Dive into the CJEU’s recent judgment in Case C-356/21 on non-discrimination from three unique perspectives on the 16 February at 17.00 hrs. Abogada Rosa Oyarzabal, Professor Christa Tobler, and Dr Olga Ceran will give you an insider’s view of the case in its legal and national context.

Maarten Feteris, the former president of the Court of Appeal and an alumnus of Leiden University, composed the piece ‘Intermezzo’ to mark the transfer of the rectorate during the Dies Natalis on 8 February 2021.

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.

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).

How do lawyers and jurors interpret and apply legal rules? Niek Strohmaier et al. addressed the question based on the legal date from 15 different countries. There appears to be a preference for a textual approach opposed to a moral assessment of the law. But why?

In the EU Law Live podcast episode ‘Tax, gambling and the internal market’, Vincent Delhomme discusses the recent Admiral Gaming Network case, dealing with the validity under EU free movement provisions of national tax measures in the field of gambling.

Prof. Ottervanger, professor emeritus of European Law and Dutch Competition Law has analysed 36 final court judgments concerning decisions by the Netherlands Authority for Consumers & Markets (ACM) in competition cases. The report was part of the review of the ACM that was conducted by the Dutch Ministry…

Twee mannen zijn veroordeeld tot zes maanden cel voor het projecteren van racistische leuzen op de Erasmusbrug tijdens de jaarwisseling van 2022 naar 2023. Universitair hoofddocent Marloes van Noorloos sprak met de Volkskrant over de strafbaarheid van dergelijke leuzen.

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.

The Hague Diplomacy Podcast aims at bringing the themes of the journal's research off the page, and onto the discussion table. Each episode will feature a guest who will share their insights and personal experience within their practice of or research on diplomacy. Available via SoundCloud, Apple Podcasts…

On 17 November 2023, Dr Mark Klaassen participated in a seminar commemorating the 20th anniversary of the EU Family Reunification Directive. The event, initiated by Dr Karen Geertsema and Professor Tineke Strik, was hosted by the Centre for Migration Law at Radboud University in Nijmegen.

During the New Year’s reception on Thursday 10 January 2019 prizes were awarded for the three best (Dutch) master’s theses in 2018.

On Thursday the 30st of June and Friday the 1st of July Vicky Kosta and Vestert Borger participated in the workshop ‘Executive discretion, Public Interests and the Limits of Law’ at the University of Amsterdam. The workshop was organized by Joana Mendes in the context of the research project ‘Unveiling…

Female workers at Tesco Stores, a chain of supermarkets in the UK, brought a case to the European Court of Justice claiming they received unequal pay for doing work of equal value to that of their male colleagues.

Children have never acquired their own position in migration law and that is now slowly changing, according to Peter Rodrigues in ‘One World’. Partly as a result of the Children’s Rights Convention and judgments by the Court of Justice in Luxemburg, the tide seems to be turning and there is now more…

Vasiliki Kosta participated in the García Pelayo Seminar of the Center for Political and Constitutional Studies, Madrid entitled: ‘Discretionary Powers and Judicial Review: What Destiny for the Principle of Proportionality?’