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…

Once a month, during the ILS Lunch Seminars, two researchers from Leiden Law School present their ongoing or recently concluded research. The idea is that colleagues from different departments get to learn more about each other’s research, creating more opportunities for developing cooperation. On Thursday,…

On Friday 16 April, the webinar 'Children and young adults in contact with the law: Systemic vulnerabilities and institutional responses' will take place. The webinar is organised by Eva Schmidt LL.M, Dr. Anna Pivaty (Radboud University/Maastricht University) and Dr. Stephanie Rap, with the support…

On Thursday 22 September 2022, the posthumous PhD ceremony will be held of Thijmen Nuninga who passed away February this year. His doctoral thesis had already been approved at that time.

‘Niet het internationaal recht zelf schiet tekort, maar staten en politici die de regels negeren’, stelt Larissa van den Herik, hoogleraar internationaal recht, in een artikel in NRC waarin verschillende experts zich uitspreken. Zij betoogt dat de internationale rechtsorde vooral onder druk staat door…

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

On Tuesday 10 January 2023, former master’s students in Child Law – Fien Bouwmeester, Renee Muller, Imaani Stegeman, Demi Onclin and Rosa Passchier – held presentations on their master’s theses at the Dutch Ministry of Justice and Security.

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.

Het team van vier studenten fiscaal recht heeft zich geplaatst voor de finale van de meest prestigieuze wereldwijde pleitcompetitie op het terrein van internationaal en Europees belastingrecht.

Professor Niels Blokker, Schermers Chair and Professor of International Institutional Law, and Dr Brian McGarry, Assistant Professor of Public International Law (Grotius Centre for International Legal Studies), organised a first-of-its-kind conference at the headquarters of the International Criminal…

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…

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 Dutch police face complex challenges, from organised crime and polarisation to digitalisation and new forms of crime. To deal with this effectively, they need innovation and intensive collaboration, says Professor by Special Appointment of Police Studies, Monica den Boer, in her inaugural lectur…

Practice and science show that secure residential youth care in the Netherlands should no longer be used as a catch-all solution. This is the conclusion of several professionals including Professor of Child Law Mariëlle Bruning in Dutch newspaper NRC.

On 18 January 2025, the Annual Reconnect & Gala of the Advanced MSc International Relations and Diplomacy (MIRD) celebrated over 20 years of bringing together current MIRD students, alumni, and faculty members. This year’s discussions focused on the theme: 'The Future of IR: Digital Innovation, Climate…

The 8th Global Conference on Transparency Research (GCTR) took place between 15 and 17 May.

The dramatic geopolitical changes of the last few years and other crises have led the EU to reconsider the function and role of its internal market. Increased focus is now placed on ensuring the future competitiveness, economic security and resilience of Europe.

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…

On Thursday 7 and Friday 8 December 2017, Leiden University’s Hazelhoff Center for Financial Law and the European University Institute in Florence jointly organized a PhD workshop in Leiden.

Mariëlle Bruning, Professor of Children and the Law at Leiden University, responded in various media to the new draft agreement aimed at reducing work pressure of youth protectors.

On 18 January, Esteban Szmulewicz, a PhD candidate at the Department of Constitutional and Administrative Law, spoke on the following theme at an online seminar: 'Comments on the International IDEA report: the state of democracy in the world and the Americas in 2023. New checks and balances'.

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…

Dutch newspaper Trouw investigated the tax position of multinational Cargill. Their conclusion? Cargill appears not to pay taxes over their profits. Trouw asked Jan van de Streek, Professor of Tax Law, and PhD candidate Josephine van der Have for an explanation. Prior to this, Van der Have had also…

Nowadays, it is almost impossible to imagine warfare without unmanned aerial vehicles, or drones. For instance, they have been deployed in the war in Iraq and Afghanistan. Are the current laws of war adequate to address the use of drones? PhD candidate James Welch will defend his thesis on 21 March.

Vasiliki Kosta acted as one of two expert mentors for the working group on academic freedom in the ‘Our Rule of Law Academy’.

‘Visibility and secrecy are both valuable tactics and should not be antagonized in LGBT movements, ’ says Jingshu Zhu. Zhu will defend her dissertation on Wednesday 21 February. Time for a short interview with the PhD candidate.

Replicas of artworks by world-famous artist and political activist Banksy are being exhibited at several locations in Amsterdam without the permission of the anonymous graffiti artist. Dirk Visser, Professor of Intellectual Property Law, says this is ‘clearly copyright infringement’.

Is EU law still supreme? Most national high courts have formulated some limits on the absolute supremacy claimed by EU law.

Sonja Barend distantieert zich van het toneelstuk Sonja, dat gebaseerd is op haar boek. Dirk Visser, hoogleraar intellectueel eigendomsrecht, gaf uitleg in het AD: ‘De auteurs hebben het recht om te zeggen dat ze niet meer achter de productie staan.’

The newly established Luxembourg Centre for European Law held its inaugural conference on 10-11 October 2025, exploring the theme of 'European Union law and values in a changing world'.

The parents of Romy, Savannah and Nick have launched a petition for tougher punishments in Dutch juvenile criminal law. Their children were killed by minors.

We are proud of Chelsea Schuin, Xin Jiang, Siksanee Phollarpthawee and Lucy Opoka for their outstanding research and writing performance in the Children’s Rights Moot Court .

On 27 November 2018, the Center for Legal and Comparative Studies of the East African Community of Leiden University (LEAC) is organizing, in close cooperation with Strathmore University Law School, the University of Nairobi Law School and the IRID, the Fourth LEAC Conference on the topic “Teaching…

In this article for Studies in Conflict & Terrorism, the authors analyse the evolution and interplay of national policies and international diplomacy on cyber terrorism within and across the UNSC’s permanent five members and the UN process on cyber norms (GGE and OEWG).

The corona crisis is also a disinformation crisis for the global community in general, and for the European Union (EU) in particular. What is less clear is how adequate the EU’s response to the ‘infodemic’ has been. This essay exposes the dangers of disinformation for the EU, which have intensified…

On Thursday 29 January 2026 Uğur Derin successfully defended a doctoral thesis and graduated.

On Friday 2 June 2023, Vincent Delhomme, Assistant professor at the Europe Institute at Leiden Law School, successfully defended his PhD thesis entitled : ‘Regulating lifestyle risks in EU law: Promoting health in a diverse market’.

Shuai Guo, PhD candidate at Company Law and the Hazelhoff Centre for Financial Law, was invited to speak about his research on cross-border bank resolution, with a comparative analysis of the EU, the US and China, at the Global Bankruptcy Scholars’ Work-in-progress Workshop held on 20-21 September at…

On 7 April 2017 Labour Law professor Heerma van Voss spoke on reduction of working time in European countries during the economic crisis at the Hungarian Academy of Sciences in Miskolc, Hungary.

The Graduation Ceremony 2022 of the master's Law & Society took place on 7 September 2022 in the Telders Room of the Academy Building in Leiden.

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

On Wednesday 22 November 2017, Professor Luuk Van Middelaar delivered the closing lecture for the EU Institutional Law and General Principles of EU Law-course of the regular LLM-programme in European Law.

Vasiliki Kosta has been appointed Emile Noël Fellow at the Jean Monnet Center of New York University (NYU) School of Law after a competitive selection process.

In October 2020, the Dutch Journal of Administrative Law had a special PhD issue, giving an overview of all PhD research currently being conducted in the area of administrative law in the Netherlands.

The Institute of Criminal Law and Criminology’s ‘Vulnerable Groups and Inequality’ research project draws on a number of disciplines.

Victims who claim damages from large corporations for the harm caused by an infringement of competition law are often powerless in the European Union. How could collective actions enhance their position? Zygimantas Juska will defend his doctoral thesis on 23 April.