Prof.dr. Vincent van Heuven has been appointed as a member of the Royal Academie of Dutch Sciences (KNAW).

Do you have a question about studying at leiden University or student life in Leiden or in The Hague? Do you want more information about the Crisis and Security Management programme? Chat with a current student for answers to your questions!

On 19 October 2023, Vincent Delhomme spoke at the conference on ‘European Judicial Narratives’, hosted by the University of Louvain Saint-Louis in Brussels. Vincent participated in the panel devoted to the reception of these judicial narratives in the European legal epistemic community.

On 26 October 2023, Vincent Delhomme spoke at the inaugural conference of the newly founded ICON-S Benelux Chapter, hosted by Maastricht University. The overarching theme of the conference was 'Crises, Challenges, and the Future of Public Law'. Vincent participated in the panel on ‘The challenges of…

On 1 and 2 December 2022, Vincent Delhomme and Carina van Os participated (Europe Institute) in the workshop ‘The European Health Union - Setup, challenges and global outlook’, held at the Max Planck Institute for Comparative Public Law and International Law in Heidelberg. Vincent had the opportunity…

What should policymakers and politicians do to prevent violent extremism? What are the greatest risks posed by the radical left and right? How do ideological media publications that terrorists assemble before attacks, may help to counter extremist narratives? About 30 professionals from all over the…

In an increasingly complex and security-challenged society, the CSM programme, Governance of radicalism, extremism and terrorism, provides you with the theoretical and practical skills to understand the issues underlying security challenges and develop solutions for crisis and security management.

It is always a pleasure when a young academic can reach out to the broader public and discuss his/her research's societal relevance and impact. Our own Vincent Walstra has been doing very well on disseminating his work and featuring in various media. This is a list of his recent publications and int…

In the EU Law Live podcast episode ‘Tax, gambling and the internal market’, Vincent Delhomme discusses the recent Admiral Gaming Network case, dealing with the validity under EU free movement provisions of national tax measures in the field of gambling.

During this award ceremony for alumni op Saturday, 10 February 2018, Vincent Bakker was awarded second prize in Leiden University’s 2018 Thesis Award. These prizes are made possible by the Minerva Reünisten Fund Year 1957/1961/1965, incorporated into the Leiden University Fund (LUF). His thesis supervisors…

In this blog post, Linda Slapakova discusses the various roles that AI plays in counter-disinformation efforts, the prevailing shortfalls of AI-based counter-disinformation tools and the technical, governance and regulatory barriers to their uptake, and how these could be addressed to foster the uptake…

This research sets out to answer the following questions:

This article researches the public perception of terrorist attacks by measuring the importance the public assigns to attributes of terrorist attacks.

This article presents an in-depth evaluation of a specialized reintegration initiative within the Dutch Probation Service focused on individuals convicted or suspected of involvement in terrorism.

This paper contributes on an increasing body of work on radicalisation. It specifically focuses on what distinguishes individuals whose behavioural radicalisation includes involvement in terrorist violence from those whose behavioural radicalisation does not.

In this article, Tokdemir & Klein examine the strategic actions of governments against domestic terrorist groups and domestic terrorist groups’ reactions to such actions.

In an essay in Dutch magazine 'Vrij Nederland' Nikki Sterkenburg, external PhD candidate at the Faculty of Governance and Global Affairs, discusses how radical and extreme right voices have become mainstream over the last twenty years. Sterkenburg brings up several reasons why the prevailing stigma…

The common image of extreme right activist is people wearing bomber jackets, flags and banners while shouting defiance during protest marches. Or that of the extremist internet trolls spreading racist ideologies while sitting home alone behind their computer screens. However, the line between extreme…

Our research group and what we do:

Have you ever wondered what your choices would be, facing a major crisis? Had your thoughts about the course of action taken bij authorities, media, law enforcement or the public in the wake of a terrorist attack?

On Friday 2 June 2023, Vincent Delhomme, Assistant professor at the Europe Institute at Leiden Law School, successfully defended his PhD thesis entitled : ‘Regulating lifestyle risks in EU law: Promoting health in a diverse market’.

The study by Tahir Abbas and Liselotte Welten reveals a structural and nuanced understanding of how the question of Salafism in the Netherlands has become an increasingly discussed phenomenon and the types of threats that ought to give genuine concern to security, intelligence and policing services.

This book contextualizes the use of terror as part of wider movements of political contention, demonstrating that terroristic innovation occurs as part of wider historical processes rather than in a vacuum.

This research network aims to promote cross-regional collaboration in the field of cultural history in early modern Asia at the intersections of visual, material, textual and aural culture.

Kuba funerary art from the Congo River Basin

For a certain period the municipality of The Hague collaborated with the Salafist Quba mosque. The reason for the collaboration was to keep an eye on for radicalised youngsters. But as the collaboration progressed, the mosque became a breeding ground for Jihadists.

Over 300 people from 38 different countries took part in the online lecture

The second and final report on the Netherlands‘ crime-terror nexus has analysed all fourteen profiles of individuals arrested in 2015 for offences of terrorism.

The combination of academic and professional skills taught in the CSM prepares you for a wide variety of careers in the rapidly expanding domain of security and crisis management, including public or private sector and policy-making positions.

‘Countering violent extremism – the international deradicalization agenda’ is the name of the book Tahir Abbas published last month. In this interview the associate professor in Terrorism and Political Violence at ISGA tells about the backgrounds and goals of the book.

The design for the METIS instrument for the Extremely Large Telescope (ELT) is final. The European Southern Observatory (ESO) has given the green light for production of all parts of the instrument. It is the first ELT instrument, designed and to be built under Dutch leadership, to formally pass the…

For already two years, Vincent Niochet has been affiliated with the Leiden Faculty of Archaeology as an external PhD candidate. Now, he has been awarded an NWO PhDs in the Humanities grant, allowing him to continue his research as a paid PhD staff member. ‘The past two years have been quite challenging,…

Reports from Quebec media show the French-Canadian far-right organisation La Meute dealt itself another self-inflicted blow this week, with several club executives being forced out of the group and having a former co-founder, Patrick Beaudry, publicly declare ‘the ship is sinking.’

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.’

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Find out how to apply for Crisis and Security Management at Leiden University by following our step-by step guide.

Study information

As terrorism scholars, we are intrigued by those who engage in violence. We study their motivations, tactics, ideology, organisational structures, and pathways to (de-)mobilisation, hoping to better understand terrorism and how we can counter it. Far less attention is paid to what happens after an attack…

The book addresses the question “How and why do people become involved in European homegrown jihadism?

This project explores the religious lives of a Surinamese Hindu community practicing in Amsterdam at the Sri Radha Krishna Mandir from an interdisciplinary perspective.

A defining fixture of our contemporary world, video games offer a rich spectrum of engagements with the past.

This thesis attempts to interrogate post-1991-2015 political development in Ethiopia, focusing on the political discourses espoused by the government and opposition, using the discourse analysis method and securitization theory.

Leiden University endorses inclusiveness and diversity. It is open to all those who wish to study or work here, and to develop their full potential. The University is an open community where everyone who wants to contribute to its ambitions and to all that it stands for will feel at home and have equal…

Terrorist groups adapt to environmental changes to maintain power. This project provides new insights by developing a theory of strategic target selection and using big data analytics and machine learning to test these hypotheses.

In this article, Maria-Elena Kisyova, Yannick Veilleux-Lepage and Vanessa Newby shed some light on how a small but highly visible group of influencers are actively working to promote a dangerous far-right ideology.