2026

Jasper de Bie, who obtained his doctoral degree at the Institute of Criminal Law & Criminology and who is currently employed by the Ministry of Security and Justice, has been awarded an honourable third place in the international competition 'TRI Award for the Best Doctoral Dissertation on Terrorism…

In the early modern period women played a prominent role in crime. At times they even made up half of all defendants. Female criminality was a typically urban phenomenon. Why do we find so many women before the Dutch criminal courts?

The ECtHR needs to provide effective rights protection, but it also needs to set clear standards while showing deference to decisions made at the national level. Especially when socio-economic issues are concerned, meeting these different demands is a challenging task.

On 12 and 13 September 2018, a training conference organized by the Working Group on Judicial Training Methods of the European Judicial Training Network (EJTN) took place at the Hungarian Academy of Justice in Budapest, Hungary.

View the program structure of the Advanced Master Air and Space Law on this webpage. The program gives you a thorough understanding of aviation and space law.

How can we deal with today’s global challenges in sustainable, peaceful, fair, democratic, and effective ways? How can global events such as geopolitical shifts, ecological changes, technological innovations, and pandemics be better governed? Addressing these complex questions requires innovative, multidisciplinary…

An important component of the master programme consists of extracurricular activities. On this page all extracurricular activities are listed.

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.

Two research projects from Leiden University have been awarded funding within the NWO (Dutch Research Council) Open Competition Domain Science programme. This funding finances innovative, fundamental research of high quality within the domain of Exact and Natural Sciences.

The LL.M. (Governance of Migration and Diversity specialization) provides in-depth expertise on migration, asylum, diversity, and non-discrimination law with an international and European focus. Courses span multiple academic disciplines, including law, history, sociology, political science, and development…

There’s a trend going around within administrative law: submitting court documents late to make things as difficult as possible for the opposing party. As Mr. magazine reports, Tom Barkhuysen, Professor of Constitutional and Administrative Law and partner in administrative law at Stibbe, argues in the…

2026

Six researchers from Leiden University have been awarded NWO Open Competition funding.

Growing public backlash against international organizations (IOs) and attacks of national political elites on the rule of law increasingly challenge governance by IOs.

Are you ready to take on an extra challenge during your Leiden Master programme?

The soil-dwelling, filamentous bacteria of the genus Streptomyces are renowned for their production of useful secondary metabolites including antibiotics. The work described in this thesis provides new insights on the role and regulation of antibiotic production and resistance in these bacteria.

The Netherlands will comply with the arrest warrant issued by the International Criminal Court (ICC) against Netanyahu and proceed to arrest him as soon as he enters Dutch territory. Jens Iverson,Assistant Professor of Public International Law, discusses the issue in Dutch daily newspaper ‘Trouw’.

In a recent TEDx Flanders event “Statistical Errors in Court”, Statistical Scientist Richard Gill speaks about the case of Lucia de Berk, a nurse found guilty of several murders based largely on statistics.

How, when and why the EU legislates to facilitate the private enforcement of EU law before national courts.

The programme European and International Business Law encourages engagement with active professionals, to make sure you develop a professional network

The European Law Master’s specialisation is founded on the Europa Institute’s research programme, The progression of EU law: Accommodating change and upholding values. The programme distinguishes itself by its broad intra-disciplinary approach, covering institutional, constitutional as well as substantive…

The programme of the Advanced Master Air and Space Law is a combination of public air law, private air law & space law, in international & European perspective

Professor Ingrid Tieken (Leiden University Centre for Linguistics, LUCL) and Dr Herman Siemens (Institute for Philosophy) have each been awarded an NWO Free Competition award in the Humanities for their research projects.

The Summer School ‘The European Union, the United Nations and Global Governance’ will focus on a range of topics relevant to interactions between the European Union (EU) and the United Nations (UN) and the EU’s role within current patterns of global governance.

On Thursday 6 March, students from the elective course Immigration Law attending a hearing at the Aliens Division of the Court of Rotterdam.

Various researchers from Leiden University have been awarded NWO (Dutch Research Council) Open Competition funding. Nine social sciences and humanities projects will receive the funding.

Other COI publications can be found on Leiden Law Blog, the Leiden Law Methods Portal, and in the drop-down tabs below.

In a week in which the threat of violent protest against taxi platform Uber made headlines from Athens to Amsterdam, Jorrit Rijpma (Europa Insitute) and Sophia Ranchordás (Groningen University) organised an Leiden Law Exchange (LLX) Roundtable on the recent judgment of the European Court of Justice…

Veel arbeidsongeschikten kregen jarenlang te veel of juist te weinig uitkering, omdat er fouten zijn gemaakt bij de berekening van het loon waarop de uitkering is gebaseerd. Barend Barentsen, hoogleraar Sociaal Recht, zegt op BNR radio, dat hij niet helemaal begrijpt hoe het zo fout heeft kunnen gaan…

Uit onderzoek van Follow the Money blijkt dat burgemeesters demonstraties steeds vaker belemmeren en ontmoedigen. Follow the Money verwijst daarvoor onder andere naar eerder gepubliceerd onderzoek van universitair docent staats- en bestuursrecht, Rowie Stolk, waaruit blijkt dat sommige gemeenten niet…

Make sure to register on time!

This is the Board of Advisors of CompaRe.

On 16 February, Leiden University participated in the Dutch National Rounds of the 2024 Philip C. Jessup International Law Moot Court Competition, the world's largest moot court competition featuring participants from approximately 700 law schools across the world.

As a result of production pressure, judicial powers focus more on efficiency and less on making sure they get to the truth. Professor of Criminology Jan de Keijser believes that establishing the truth in court cases is under threat. Inaugural lecture 7 November.

The Common Market Law Review has had its editorial office in the Leiden Europa Institute ever since it was founded in 1963.

A team of students from Leiden and Groningen took the second prize at the European final of the BISC-E sustainability competition. Last June, the team had already won the Dutch finals. The students came up with ‘Suckerspheres’, a natural alternative to the plastic micro-particles that are still frequently…

Leiden University celebrates its 444th anniversary in 2019, and a special age requires a special logo. The logo for the celebration was designed by Clara Lezla, a student at the Royal Academy of Art The Hague.

On 27 February, Rodrigo Pica, Secretary of Chile’s Constitutional Court, gave a lecture to the students of the Advanced Master’s in European and International Human Rights Law at Leiden Law School.

The Schoof cabinet has several plans that are just not legally feasible. Yet they are often still forced through, knowing, or even hoping, that the courts will intervene. This is dangerous policy that in the long run even undermines trust in politics, the judiciary, and the law itself, argues Armin…

In the programme, we will prepare you for your career. We provide you the knowledge and professional skills to practice public international law.

Published by Brill Nijhoff and written by leading experts including national judges, academics and practitioners East African Community Law is the first comparative as well as open access textbook on EAC law. The book provides a key resource for the research, teaching, and practice of EAC law. It also…