On 3 and 4 March, the 2nd Doctoral Seminar on International Criminal Law, International Human Rights Law and International Humanitarian Law was held at the Siracusa International Institute for Criminal Justice and Human Rights in Sicily. Ida Asscher and Anna Smulders, both PhD Candidates at the Grotius…

Deze onderzoeksgroep richt zich op het thema ondermijning en financieel-economische criminaliteit, in het bijzonder de aanpak ervan op een aantal deelterreinen.

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.

‘Critical thinking’ is an expression all academics have heard of: it’s the first learning objective in the Leiden Vision on Teaching and Learning. It’s both a historical topic with roots that reach back a long way and a topical problem too. The question on everyone’s lips is whether critical thinking…

The practice of the application of pre-trial detention in the Netherlands raises questions in light of the jurisprudence of the European Court of Human Rights and must be adjusted.

The German Alexander von Humboldt Stiftung has awarded a Research Fellowship for Experienced Researchers to Jannemieke Ouwerkerk for her project ‘The Moral Limits of EU Criminal Law: A Rechtsguts-theory for the European Union’.

Hoe ver mogen demonstranten gaan? En moet de politie ingrijpen als iemand zich vastketent? Jeroen ten Voorde, hoogleraar straf- en procesrecht, sprak met Omroep Gelderland over het demonstratierecht: ‘Ik zou niet meteen zeggen dat het strafbaar is.’

One week ago a group of Dutch men were attacked out of the blue by another group of Dutch tourists on the Spanish island of Mallorca. One of the victims later died as a result of his injuries. The Spanish police know who the suspects are, but those men are in the Netherlands.

On 1 March 2023, the Dutch Safety Board (Onderzoeksraad Voor De Veiligheid, OVV) published its report on the protection provided by the Dutch security services and lessons learned from three cases. The OVV was highly critical of the use of key witnesses and the protection offered to them. Jan Crijns,…

Panel Discussion

The suspects of the fatal assault on Mallorca will be investigated in the Netherlands. If the Dutch Public Prosecution Service sees sufficient reason to prosecute the suspects, then a Dutch court will consider the case.

Besides teaching BA and MA classes at Leiden University and supervising PhD candidates doing artistic research both in Leiden and Ghent, a third major component of Marcel Cobussen’s activities is (of course) doing research.

On 25 March 2021 this online seminar will be held from 10.15-12.00 at Örebro Universitet in Sweden. Jannemieke Ouwerkerk, Professor of European Criminal law at the Institute of Criminal Law and Criminology at Leiden University, will be one of the speakers at this seminar. Information about registration…

From learning modules for primary schools to a ‘Fixer-Upper Day’ and from a platform for returning broken electronic devices to a call to government: the National Think Tank has presented ten solutions that should help create a circular economy. We spoke to three Leiden members of the Think Tank about…

This dissertation offers a reconstruction of the propositional contents of the writings of Karl Popper, Leo Strauss, and Hannah Arendt while bringing these into discussion with their performative meanings, such as polemical forms of reasoning, analogical and metaphorical uses of language, and hidden…

Tens of thousands of soldiers and civilians have died as a result of Russia’s invasion of Ukraine in February 2022 and the continuing armed conflict. Many forms of critical infrastructure have been destroyed. Much of this devastation has been caused by weapons that utilise forms of artificial intelligence…

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…

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…

The programme structure of the specialization International Criminal Law can be found on this page. The programme consists of several courses.

Criminal Justice as a concept refers to the system of practices and institutions of governments directed at upholding social control, deterring and mitigating crime, or sanctioning those who violate laws with criminal penalties and rehabilitation efforts. While the definition seems rather clear-cut,…

‘It's empty talk, nothing but political posturing,’ says Prof. Leo Lucassen about Minister Lodewijk Asscher's plan for a participation contract for migrants. ‘It will never happen.’ Lucassen, Leiden specialist in History of Migration, discussed Asscher’s Integration Letter on the NTR programme De Halve…

The central aim is to systematically study differences in gendered crime patterns in the records of different types of courts in various Dutch cities in the early modern period.

Conference, Seminar

Mental health issues in the Dutch court: The criminal court as a border guard between the regular Mental Health System and the Criminal Justice system?

Find out how to apply for Comparative Criminal Justice (MSc) at Leiden University by following our step-by-step guide.

The Modderman Prize is awarded once every two years to advance research in the field of criminal law science.

A punishment that fits the crime is the cornerstone of the rechtsstaat or constitutional state. But opinions differ greatly on what constitutes a just and effective punishment. Research by Leiden University provides politicians, legislators, law enforcers and the public with new information and insights…

The International Criminal Law programme prepares you for a successful career within a multidimensional field, in Europe or around the world.

Is the American government behind the attacks on 11 September 2001? Could it be that the white contrails emitted by planes in the sky are actually ‘chemtrails’: chemicals that are deliberately being spread amongst us? And did the Dutch intelligence service order the murder of Dutch politician Pim Fortuyn?…

The institute hosts criminal lawyers and criminologists who engage in high-quality scientific research that is also relevant for society.

Jelle van Buuren, Assistant Professor at Leiden University, appeared in Dutch newspapers the Algemeen Dagblad and Het Parool to discuss conspiracy thinking and the pandemic.

In the Netherlands judges are not the only ones to impose sentences. The Public Prosecution Service and the authorities can also pass sentences. Experts from Leiden research how these sentencing processes work and how they can be improved in order to protect the legal status of the public.

Research on lethal violence related to criminal activities.

The Criminal Justice Master’s programme offered by the institute of Criminal Law and Criminology at Leiden University will provide you with the skills necessary for a successful career in the private or public sector.

Leids onderzoek naar bestraffing komt tot stand uit verschillende disciplines. Het onderzoeksproject kent een juridische, criminologische, sociaalwetenschappelijke en filosofische invalshoek.