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.

Dr. Jingshu Zhu, a former PhD student at the Grotius Centre for International Legal Studies, and Ms. Qiaozi Guanglin, alumna from Leiden Law School’s LL.M. in Public International Law have both received the second prize of Wells- HeinOnline-Frontiers of Law in China Paper Competition.

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.

Leiden Law School and the Center for Constitutional Studies of the Mexican Supreme Court (CEC-SCJN) have signed a memorandum of understanding, to carry out joint activities in the field of constitutional law and children's rights.

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.

The Netherlands Public Prosecution Service has demanded that Gideon van Meijeren, Dutch Member of Parliament in the Forum for Democracy (FvD) party, be handed 200 hours of community service for inciting violence. Marloes van Noorloos, Associate Professor of Criminal Law, discusses when a comment turns…

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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…

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This is the Board of Advisors of CompaRe.

What can criminal courts do when the course of justice is obstructed? Countries such as England and Wales apply the instrument contempt of court, which enables the court to act according to criminal law in such a case. Could that work in the Netherlands too? PhD defence on 18 December.

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.

It is sufficiently plausible that, during her employment, a professor of archaeology at Leiden University was guilty of prolonged transgressive and unacceptable behaviour, ‘which also at that time could be classed as unacceptable’.

Covid-19 is een disruptieve ontwikkeling die hier en nu veel vraagt van zorgprofessionals, bestuurders en managers. Hoewel de crisis nog volop bezig is, is nu al duidelijk dat het Coronavirus een blijvende impact zal hebben op zorginstellingen en fundamentele vragen oproept over hoe we onze zorg optimaal…

More information about the European and International Business Law programme of Leiden University can be found on this webpage.

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…

This year marks the 30th anniversary of the adoption of the Convention on the Rights of the Child (CRC) by the UN General Assembly. How do countries implement this treaty and how does it relate to their own national legal system? PhD defence on 3 December 2019.

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.

Vincent Mul is deputy president on the board of The Hague Court of Appeal. Together with Jan Crijns, Professor of Criminal Law and Criminal Procedure, he stood at the cradle of the collaboration between Leiden Law School and The Hague Court of Appeal. ‘By joining forces, we all benefit.’

On 12 September 2019, Judge Chile Eboe-Osuji, President of the International Criminal Court (ICC), delivered a lecture on Customary International Criminal Law and Head of State Immunity to open the academic year for the Advanced LL.M. Programmes in Public International Law & International Dispute Settlement…

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 our European and International Business Law Advanced Master programme, you learn to decipher the hierarchy of European & international business law

The documentary ‘De Stem van het Kind’ (The Voice of the Child) gives an impressive insight into the work of juvenile court judges. Documentary maker Pieter Fleury, Professor of Children’s Rights Ton Liefaard and juvenile court judge Johan Visser worked together for the past seven years to make the…

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…

First held in 2013, the Europa Lecture is an annual lecture organised by the Europa Institute of Leiden Law School. It provides leading thinkers, scholars and politicians with a platform to share their views on questions of European integration with the academic community and wider public.

The programme International Criminal Law at Leiden University prepares you for a succesful career. Read more about our career preparation activities

Claire van den Helder (fourth-year Cultural Anthropology student) and Orestes Kyrgiakis (second-year Cultural Anthropology student) won the Pieter de la Court Medal 2021. The Pieter de la Court Medal is an initiative for students by students and is awarded annually to students who voluntarily contribute…

President Zelensky of Ukraine has asked the UN International Court of Justice to issue an urgent order to stop Russian military activity in his country. According to Zelensky, Russia has twisted the concept of genocide to justify aggression.

Dr Nadine Akkerman, lecturer in Early Modern Literature and postdoctoral researcher in Leiden, has written a new book to accompany the exhibition on Elizabeth Stuart and Amalia von Solms at the Historical Museum of The Hague. ‘They were like goddesses, constantly trying to upstage one another,’ says…

Rogier Hartendorp is professor by special appointment of social effectiveness of justice at Leiden University and a judge at The Hague District Court. So, the perfect person to liaise between our faculty and the Court. We asked him some questions about this role.

The Rt. Hon. the Lord Mance, Judge at the Supreme Court of the United Kingdom delivered the Europa Lecture on 29th September 2016 in the Grand Auditorium of the Academy Building at Leiden University. The lecture was entitled: “Jurisdiction, judgments and proper law relating to states outside the Brussels…

A group of Chinese law students currently study this semester at the Leiden Law Faculty with a special focus on public international law. These top talents have been selected by the Chinese ministry of foreign affairs to be China’s future diplomats, if they successfully finish their semester in Leiden…

Recently, the German Federal Constitutional Court (Bundesverfassungsgericht) issued its second preliminary reference to the Court of Justice of the European Union. Following its earlier reference on the European Central Bank’s bond buying programme Outright Monetary Transactions, the German court now…

Sjoerd Keulen holds the new special chair in Public Audit, Policy Evaluation and Accountability.