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…

Implementing all kinds of change and introducing new structures, far-reaching rules and administrative systems may sometimes seem to distract an organisation from its purpose. Furthermore, there is growing recognition of the need of staff of public organisations to find more meaning in their work: the…

Public management scholars have long debated public and private sector differences. However, the generalizability of empirical results has been limited due to the shortage of cross-national studies.

There is an increasing amount of attention on EU and its Member States contributions to implementation of two landmark agreements: the Paris Climate Agreement and the UN Agenda 2030 with Sustainable Development Goals (SDGs). Absent from the current literature is an analysis of the political effect of…

Governments are increasingly facilitating the roll-out of so-called “smart meters”, a technology for measuring energy consumption that are able to transmit and receive data using a form of electronic communication. However, implementation has been slow or even stalled.

The idea of citizens and public professionals collaborating to provide public services has widely spread in several countries around the globe. Co-production is often presented as the go-to solution for challenges like a legitimacy crisis of both the government and the market, and financial concerns.…

The Editorial Board of the Common Market Law Review is pleased to announce the result of the 2021 Common Market Law Review Prize for an article submitted by a young academic.

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…

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…

The international conference “Legal Reform in Indonesia: towards Justice” will be held on 6-7 September 2017 at Gadjah Mada University, Yogyakarta, Indonesia.

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

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'.

On Friday, 24.11.2017, the Europa Institute organised together with EURO-CEFG a Leiden Law Exchange-event (LLX) on the second preliminary reference of the German Federal Constitutional Court to the Court of Justice of the European Union (CJEU).

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

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…

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.

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.

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.

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.

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.

On Thursday 16 June, a seminar will be held on 'Public Prosecution Services and the Rule of Law in Europe' with the subtitle 'Conceptions and Misconceptions on the Required Level of Independence in a Transnational Context Conference theme and objective'.

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.

How interest groups, differences in policy issues and institutional differences between countries affect whether public opinion is translated into policy?

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?

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.

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.

The lecture series Humanity in the Automated State continued on 9 April 2026 at Leiden Law School with Professor of Public Law, Ida Koivisto from the University of Helsinki, an expert in the digitalisation of public administration, general administrative law, and the legitimation strategies of public…

A Niels Stensen Fellowship has recently been awarded to Vestert Borger. Since the 1960s, the Fellowship is awarded each year to 6 or 7 scholars at Dutch universities across all disciplines who have recently defended their doctoral dissertation. The Fellowhip enables them to conduct research abroad at…

How do poor and disadvantaged Indonesians address the injustices they face in daily life and how can their situation be improved?

On Wednesday 27 February, a group of around 30 Leiden Law students visited the EU’s Agency for the coordination of cooperation between police authorities, the European Police Office (Europol) in the world’s legal capital: The Hague.