Jeroen Zwemmer’s student days in Leiden ended in 2023, after completing two bachelor’s degrees, a master’s, a student board year, and an exchange semester. Now, he’s a legal policy advisor at a Dutch government ministry.

Comparison across jurisdictions is one way of assessing the appropriateness of lethal force resulting from the actions of law enforcement agencies. This article sets out a vision for a global use of force monitor that can enable meaningful comparisons between law enforcement agencies. It examines some…

The minor ‘(Inter)national Tax Planning and Policy’ offers a programme for career-oriented students, combining a strong focus on skills development with state-of-the-art knowledge of the (inter)national tax arena in which the interests of stakeholders – businesses, citizens, NGO’s, governments and states…

The contribution ‘Article 50 TEU and Brexit: the legal contours of a political drama’ is the most read article of the Dutch Journal for EU Law (NtER).

Over the coming year, a quartermaster will explore the possibility of a Leiden Law Park in the centre of Leiden. In a building close to Leiden Law School, researchers, students and legal companies and start-ups would together address the topics of technology, law and ethics.

Scholars and lawyers come across situations where insolvency office holders (court-appointed administrators/trustees) of insolvent/bankrupt companies chase the company’s directors, and sometimes shareholders, because the directors/shareholders did not prevent the insolvency/bankruptcy. In addition,…

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

National and international actors have attempted to provide accountability for the events at Srebrenica in July 1995. This research project aims to draw lessons learned from those multiple efforts in assessing whether securing a measure of ‘justice’ for the victims has been successful and how national…

As of 1 May 2025, Professor Kartica van der Zon has been appointed professor by special appointment of Family Law, Law of Persons and Juvenile Law at the Faculty of Law of the University of Groningen.

A series of workshops at Leiden University and the University of Hamburg will act as a forum in which international legal scholars whose research adopts a behavioural approach can present their works-in-progress and gain feedback from a broad range of peers, including scholars in economics and cognitive…

Many problems in criminal law can be predicted by the academic world and using knowledge from criminal law practice, says criminal lawyer Professor Patrick van der Meij.

Dr. Vicky Kosta (Europa Institute, Leiden University), together with Professor Niamh Nic Shuibhne (University of Edinburgh), provided a course on “Cultural Diversity and European Law” at the EUI’s Academy of European Law two-week summer course in June 2023.

What determines civic engagement in transboundary hydropolitics and why has it been muted in the Eastern Nile Basin?

The Grotius Centre, in collaboration with Duke Law School, will be hosting the Duke-Leiden Institute in Global and Transnational Law from 16 June to 17 July 2019 in The Hague, the International City of Peace and Justice. Applications for the second edition are now open!

The Leiden Law Blog has been completely renewed. It is now more interactive and blogs can be more easily shared.

Should criminal law have a greater role in protecting this democracy? In his inaugural lecture, Professor Jeroen ten Voorde urges caution.

On 23 and 24 October, eLaw - Center for Law and Digital Technologies hosted the 2025 edition of Privacy Law Scholars Conference Europe at Leiden Law School. Over two days, participants discussed more than 40 work-in-progress papers, with materials available to participants ahead of time. The conference…

In her capacity as a lawyer and expert in International Humanitarian Law and Human Rights, Professor Helen Duffy is filing a lawsuit against the Dutch State. Leiden University’s weekly newspaper Mare reports that through her role, Duffy is assisting a Palestinian Dutchman whose family was killed in…

The August 2022 issue of the Common Market Law Review, Vol. 59 No. 4, is now available online.

The October 2022 issue of the Common Market Law Review, Vol. 59 No. 5, is now available online.

Dr. Gruni was invited by the Society of International Economic Law (SIEL) to join their PEPA conference which will be held in Tilburg on the 20th and 21st of April.

Niek Strohmaier, PhD Candidate in the field of Empirical Legal Studies and associated with the department of Business Studies has written an article for the Leiden Law Blog.

A presentation on the latest developments in artificial intelligence and law, several public lectures on Criminal Justice, and a brand new trial in which Leiden female serial killer ‘Goeie Mie’ was acquitted after all. It was all possible during Leiden European City of Science 2022. Below is an overview…

The October 2023 issue of the CML Rev., Vol. 60 No. 5 is now available online.

The June 2023 issue of the CML Rev., Vol. 60 No. 3 is now available online.

From 24 to 30 November 2018, a delegation from Leiden Law School, led by dean Joanne van der Leun and Adriaan Bedner, visited several partner universities and other organisations in Indonesia.

The August 2024 issue of the CML Rev., vol. 61, no. 4 is now available online.

The February 2023 issue of the CML Rev., Vol. 60 No. 1 is now available online.

The April 2023 issue of the CML Rev., Vol. 60 No. 2 is now available online.

The August 2023 issue of the CML Rev., Vol. 60 No. 4 is now available online.

The February 2026 issue of the CML Rev., Vol. 63 No. 1 is now available online.

The December 2025 issue of the CML Rev., Vol. 62 No. 6 is now available online.

Last week Hanneke Bennaars and Yvonne Erkens visited the World Congress of the International Society for Labour and Social Security Law (ISLSSL) which was held from 4 to 7 September 2018 in Turin, Italy. The theme of the congress was “Transformations of Work: Challenges for the National Systems…

Yousef Yousef (39), a successful entrepreneur in the water-quality industry, recently joined the Advisory Board at Leiden Law School. Read the interview about his career.

On Friday 23 November 2018 Professor W. (Willemien) den Ouden and Professor J.E. (Jacobine) van den Brink acted as keynote speakers at a conference entitled Private Enforcement of European Competition and State Aid Law: Current challenges and the way forward.

2025 was a year to remember at our faculty. We celebrated our 450th anniversary, launched new degree programmes and welcomed many inspiring speakers, yet we also felt the weight of budget constraints. Our year in a nutshell:

Ending the United Kingdom’s (UK) forty-seven year European Union (EU) membership has fundamentally transformed its relationship with the EU. After years of tumultuous negotiations, international law now once again governs the UK’s relationship with the EU. This has resulted in a sophisticated body of…

On 17 and 18 November 2016 the World Bank in Washington, D.C. hosted the Fourth International Conference on Legislation and Law Reform.

The Common Market Law Review is proud to present a Special Issue on legal issues relating to Brexit following the lustrum conference on Brexit and the Future of the European Union that was held in Leiden in 2017 to mark the 60th Anniversary of the Europa Institute of Leiden University.

Moritz Jesse, Associate Professor of EU Law at the Europa Institute, has published his book, “The Civic Citizens of Europe: The Legal Potential for Immigrant Integration in the EU, Belgium, Germany, and the United Kingdom”.

On Friday 10 December 2021, the Center for Law and Digital Technologies (eLaw) of the Leiden Law School, hosted its annual Research Colloquium exploring the theme 'Law Gone Digital'. The event gathered presentations by eLaw PhD candidates and professors on a wide range of topics at the interface of…

Starting 1 October 2022, Mirjam Sombroek-van Doorn has been appointed as Professor Law and Health.

On March 18 2016 Pieter van Cleynenbreugel and Maarten Aalbers discussed recent developments in EU internal market law and EU state aid law at the International Colloquium on EU Law.

On 4 November 2022, the Conference ‘Modernisering Wetboek van Strafvordering’ was held at the KOG. The conference was organised by JPAO and the Department of Criminal Law and Procedure of the Institute of Criminal Law and Criminology.

Leiden Law School has climbed two places on the QS World University Rankings by Subject and is now listed 24th. Our faculty retains the highest ranking for law programmes in the Netherlands.

From 9 until 20 October 2017 Stephanie Rap has visited the Renmin University of China Law School in Beijing to teach a course titled Juvenile delinquency and juvenile justice: interdisciplinary perspectives. She was warmly welcomed by the vice-dean Prof. Yanan Shi and Ms. Lei Chen, head of the law school’s…