The Europa Institute has invited Dorjana Bojanovska from Macedonia to visit Leiden Law School to conduct her master thesis research from 6 March - 31 March 2017. Dorjana is a student at the Comparative Constitutional Law program at the Legal Studies Department of the Central European University. The…

On Friday 2 December 2016, an international, multidisciplinary Research Conference on “Private law and market regulation – interaction, interference or inconsistency?” will be held in Leiden, hosted by the Coherent Private Law research group of Leiden Law School. The conference will be focused on two…

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.

The Advisory Committee on Public International Law (Dutch abbreviation CAVV) is an independent body which provides the government and parliament of the Netherlands with advice, both solicited and unsolicited, on issues related to public international law.

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 European Society of International Law (ESIL) awarded its 2020 Book Prize to Daniel Peat, an Assistant Professor of Public International Law at the Grotius Centre for International Legal Studies at Leiden Law School. The ESIL Book Prize is awarded annually 'for an outstanding published work in the…

How should European financial law best integrate considering the interaction of the relevant legal systems?

With roadworks to widen the A1 motorway near Deventer (province of Overijssel, the Netherlands) now complete, a substantial dispute has arisen between the Municipality of Deventer and the Directorate-General for Public Works and Water Management (Rijkswaterstaat, RWS). The municipality is demanding…

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…

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

In October, Sophie Starrenburg was elected as a member of the Coordinating Committee of the ESIL Interest Group on the International Law of Culture. She will work alongside Giovanni Carlo Bruno (Italian National Research Council), Andrzej Jakubowski (Polish Academy of Studies), and Lucas Lixinski (University…

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.

Journalists in the Netherlands are unhappy about the handling of their requests under the Dutch Open Government Act (Wet open overheid, Woo). They say these requests take too long, produce too little results, and that communication could be better.

We are glad to present our new research report on Exploring the Frontiers of International Law (EFIL). International Law has traditionally been one of the flagship areas of the Leiden Law School. The report provides a taste of our rich research agenda in international law.

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.

On Thursday 21 October 2021, the Europa Institute held a hybrid roundtable on the legal feasibility of financing future EU policies – such as EU Green Deal measures – through debts and of thereby extending the novel funding mechanism introduced by Next Generation EU (NGEU). This roundtable was organised…

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.

Intensive public debates have erupted about integration of immigrants in Europe. The influx of refugees from the middle east during the summer and autumn of 2015, the increasing visibility of immigrants throughout European societies, but also the widely publicized occurrences on New Year’s eve in Cologne…

This paper series is the result of two rounds of PhD workshops organized by the editors at the TMC Asser Institute and Leiden University in 2024 on ‘The legal implications of the EU’s geopolitical awakening’, with the generous financial assistance of the Municipality of The Hague.

On 15 May the Space Law Moot Court Competition was held in the council chamber of Leiden Town Hall, organised by the International Institute of Air and Space Law (IIASL).

The Asser Institute organised an interdisciplinary conference on ‘Law and ethics of artificial intelligence in the public sector: From principles to practice and policy’ that took place from 10 to 11 March 2022. Melanie Fink presented a paper co-authored with Michèle Finck.

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.

Mariana Gkliati has recently published an article at the special issue ‘Turkey's Changing Migration Regime and its Global and Regional Dynamics’ of Movements, Journal for Critical Migration and Border Regime Studies.

On Wednesday 9 March, a Faculty meeting about the war in Ukraine was held for staff and students in the Lorentz Lecture Hall. By the time the meeting started at 17.00 hrs, the 220 available seats in the lecture hall had been filled mainly by large numbers of students.

During the 55th Leiden-London meeting, held on 25 June 2016 in Leiden, the Editorial Board of the Common Market Law Review awarded the 2015 Common Market Law Review Young Academics Prize to Dr Anna Wallerman, for her article entitled “Towards an EU law doctrine on the exercise of discretion in national…

Moritz Jesse delivered a lecture titled 'Legal Risks from, to, and within EU Migration Law - An Inventory’ as part of the lunch seminar series organized by the Amsterdam Centre for European Law and Governance at the University of Amsterdam in May.

From Friday 29 till Sunday 31 March 2019, the third edition of the Ian Fletcher International Insolvency Law Moot (Moot) was held at the Singapore Management University in Singapore. For the first time, a team from Leiden University took part in this prestigious competition. With success, the team qualified…

During the 57th Leiden-London meeting, held on 30 June 2018 in Leiden, the Editorial Board of the Common Market Law Review awarded the 2017 Common Market Law Review Young Academics Prize to Dr Ermioni Xanthopoulou, for her article entitled “Mutual Trust and Rights in EU Criminal and Asylum Law: Three…

On April 19, 2018, the University of Vienna organized an international conference on the topic of equality bodies.

On 10 September 2020 the European Law Institute (ELI) launched the book Rescue of Business in Europe. The volume presents the results of a study led by Prof. Em. Bob Wessels (Leiden University, The Netherlands) and Prof. Stephan Madaus (Martin-Luther University, Germany), assisted by Gert-Jan Boon (Leiden…

Like many moot court competitions around the world, the Leiden-Sarin International Air Law Moot Court Competition was conducted fully online this year. The International Air Law Moot Court is an unparalleled forum for bringing together students and aviation professionals who share a passion for air…

In the last week of January, Prof. Rex Arendsen and PhD candidate Maarten Manse of the Department of Tax Law at Leiden Law School, taught an ‘Intensive Course on Tax Law' at the Gadjah Mada University (UGM) in Yogyakarta. This week of lectures illustrates the fruitful cooperation between both univer…

For Dutch politician Pieter Omtzigt, the PVV’s unconstitutional party manifesto remains a stumbling block to form a coalition. Referring to a study conducted by Wim Voermans, Professor of Constitutional and Administrative Law, Marc Chavannes sets out the options on Dutch news website De Corresponden…

Traditional leaders in many African countries have regained some of their former powers. Politicians and companies in some of these countries manage to gain access to valuable land via these leaders, at the cost of the local population. This is the message of Professor of Law, Administration and Development…

Leiden’s International Institute of Air and Space Law (IIASL) was delighted to co-organise the 15th edition of the Leiden-Sarin International Air Law Moot Court Competition alongside this year’s host, the National Autonomous University of Mexico (UNAM) in Mexico City. The event brought together around…

The NET-ROL project builds on the EU's definition of the rule of law to investigate the role of networks in law-making, executive decision-making, and the judiciary. It examines how these networks influence the weakening of the rule of law. Through an interdisciplinary perspective, the project explores…

How should jurisdictions, both on the national and on the supra-national level, handle the interaction between public and private law where it regards the regulation of financial markets?

On 29 and 30 November, Masaryk University in Brno (Czech Republic) hosted this year’s Cyberspace conference, where Gavin workshopped a paper-in-progress entitled ‘Ready! Fire! Aim? EU law’s battle for relevance in the war against terrorist content online’.

From 20 to 23 June 2024, the prestigious Hugo Sinzheimer Moot Court Competition took place in Vienna. Students from Leiden Law School also participated.

Mahmood Kooria shows in his dissertation that Islam often adapts to the regional context. PhD defense 14 December.

Eva Lammers is currently studying for a master's degree in labour law at Leiden University and expects to graduate in autumn 2023. Lammers did her internship at law firm JPR in Deventer and was thrown in at the deep end from the start. 'Assignments aren’t arranged for you, you've got to arrange them…

On 13 May 2025, Melanie Fink presented her latest research on the role of the duty to reason and other explanation rights to safeguard human dignity in the automated state at the AI & Law Summer School hosted by the University of Tübingen.