Why do certain incidents of serious violence end lethally whereas others do not? What role do personal characteristics of offenders and victims play and how do immediate situational factors influence outcomes?

Trust in public institutions in the Tata Steel case and beyond

On 9 November, Roosmarijn van Es defended the thesis 'The mind in the courtroom: on forensic mental health reports in judicial decision-making about guilt and sentencing in the Netherlands. The doctoral research was supervised by Jan de Keijser, Maarten Kunst and Janne van Doorn.

Research on lethal violence related to criminal activities.

The study at hand focuses on the control of sex and youngsters through the response by authorities most notably from within criminal justice.

Please contact us if you have any questions about the programme Public International Law and the specialisation International Criminal Law.

On 29 april 2020, Beth Van Schaack defended her thesis 'Imagining Justice for Syria: Water Always Finds Its Way'. The doctoral research was supervised by Prof. C. Stahn.

State utilization of 'hukum adat' and its implication for the Indonesian rule of law

On 29 September 2020, Tom van Ham defended his thesis 'Collective violence offenders and offending. The role of individual characteristics'. The doctoral research was supervised by Prof. A.A.J. Blokland, Prof. O.M.J. Adang (RUG) and Prof. Th.A.H. Doreleijers (VUMC).

This book brings together a collection of emergent research that moves the debate on desistance beyond a general consideration of individual and social structural influences.

Both departments provide teaching in the bachelor and master programmes.

To assess the impact of illicit firearms trafficking on gun violence, this research looks at the scope, characteristics and contexts of firearm violence, and also the scope and nature of firearms trafficking in Europe since the new millennium. Nils Duquet, Dennis Vanden Auweele and Marieke Liem created…

A research into homicide.

The faculty has around 650 employees, academic and administrative staff. More than 325 of these are involved in teaching. Together they make Leiden Law School what it is today: a faculty driven by its research and enriched by its teaching.

University lecturer Mojan Samadi has won not only a Meijers Prize, but also the Van Wersch Springplank Prize for her outstanding contribution to science. Samadi examined the concept of femicide in a criminal justice context and highlighted the importance of a feminist perspective in gender-based mur…

Prosecutor Karim Khan has asked the Pre-Trial Chamber at the International Criminal Court in The Hague to issue arrest warrants against Israeli Prime Minister Benjamin Netanyahu. Larissa van den Herik, Professor of Public International Law, discusses the case on Dutch radio programme ‘Nieuws en Co’.

Pauline Schuyt, Professor of Penal Law and Sentencing, spoke on Dutch current affairs programme ‘EenVandaag’ about the stark rise in combination punishments that include penal hospital orders (in Dutch: terbeschikkingstelling, TBS) and custodial sentences. Since 2019, the number of combination punishments…

On 11 December 2015, the Grotius Centre for International Legal Studies organized a seminar on

On 25 October 2017, the current class of students of the advanced LL.M. programme International Children’s Rights visited juvenile detention center ‘De Hunnerberg’ in Nijmegen (the Netherlands).

The Centre for Public Values & Ethics (CPVE) is an interdisciplinary, academic centre of expertise aiming to conduct and disseminate scientific research on normative issues in the public sector, in particular the fulfillment of public office and the planning, making and executing of public policy, both…

Study information

Extensive research is being conducted at the Institute of Criminal Law and Criminology on developments in sentencing and punitive measures and how judges and other actors in the criminal justice system reach decisions. Another focus area is how punishments and measures are implemented and the effect…

The Department of Economics concentrates its research on Social Policies, Public Finance and Law and Economics.

Stam defended his dissertation ‘Freedom of speech and the suppression of discrimination in the Netherlands: a constitutional-developmental approach’ on 12 November 2025. The doctoral research was supervised by Afshan Ellian and Bastiaan Rijpkema

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

PhD defence

Professor Maartje van der Woude, Professor of Law & Society at the Van Vollenhoven Institute, has been appointed as one of the three new series editors for the Routledge Studies in Criminal Justice, Borders and Citizenship.

The university aims to expose all students to sustainability topics and issues that are relevant to their field during their time studying here. Students are educated to become academic professionals with the necessary knowledge and skills to contribute to the sustainability transition.

The world is full of wars, and no war is without its dead. What happens to the bodies of fatal casualties of armed conflict? The winner of the faculty Jongbloed Thesis Prize 2015 is Welmoet Wels (Public International Law). Her thesis Dead body management in armed conflict: paradoxes in trying to do…

On 12 January 2022, Mirjam Franke defended the thesis 'Over de grens van de onrechtmatige daad'. The doctoral research was supervised by Prof. A.G. Castermans and Prof. J.H. Crijns.

In his lecture, Professor Platt discussed some of the main arguments from his latest book entitled “Beyond these Walls: Rethinking Crime and Punishment in the United States”

How were war heroes and war criminals created, and how do these images relate to the historical context?

The curriculum in the first semester provides an overall introduction to public international law and international criminal law. The second semester is more track-specific and focused on interaction.

Thousands of Ukrainian children have been transferred to Russia from occupied territories in eastern Ukraine, reports say. Is this, as the government in Kyiv has claimed, an act of genocide? Defined as an intent to destroy a particular group of people, the term genocide was first coined amid the horrors…

The use of virtual girl Sweetie, used by the police to investigate pedofiles, is problematic in the Netherlands. Researchers of Leiden University and Tilburg University conclude that this is due to the criminal law applicable at the moment.

In the series 'PhD in the Picture', our PhD students tell us all about their research: what are their findings? How did they do it, and how does their research touch upon hot topics in our society today?

This book provides an exploration into the historical transformations of women's interactions with state police in the Western world from 1800 to 1950.

On 9 April 2019, Yudan Tan defended her thesis 'The Rome Statute as Evidence of Customary International Law'. The doctoral research was supervised by Prof. dr. W.A. Schabas.

As our society becomes increasingly complex, it is critical that we better understand how we can deal with fundamental issues such as societal and personal security, and resilience against threats to our security.

The sentencing decision of the judge might be the most important decision in the criminal proceedings, not only because of the impact the punishment has on the offender, but also because the sentencing decision is a cornerstone of the legitimacy of the entire criminal justice system.

On 1 February 2018 Nathalie-Sharon Koster defended her doctoral thesis ‘Crime victims and the police’. The doctoral research was supervised by Professor J.P. van der Leun and M.J.J. Kunst.