On 31 May, during a three-hour live broadcast on the Dutch online television channel Islaam.tv, 100,400 euros was pledged to the Belgian-Moroccan imam Tarik Ibn Ali.

Joana Cook talks about the Islamist parties increasingly taking power in the last four decades on ABC News.

Jeanine de Roy van Zuijdewijn was invited to give the subject matter expert speech during the plenary meeting of the working groups of the Global Coalition against Daesh in Copenhagen on 28 January 2020.

From The Cognitive Continuum of Electronic Music:

Sophie Vériter explores a small state’s impact on EU security governance, a hard challenge means against big states in this policy area.

The fall of the IS caliphate is coming closer. At the same time, the AIVD warned for an increase in the return of especially the hardened warriors. How should Europe handle this? The shrinking of freedoms will only feed terrorist organizations like IS.

After an terrorist attack, tough talk often follows. However, this is not the case with prime minister Arden in New-Zealand, says Jeanine de Roy van Zuijdewijn, researcher at the Institute of Security and Global Affairs to the NOS.

In this article for Studies in Conflict & Terrorism, the authors analyse the evolution and interplay of national policies and international diplomacy on cyber terrorism within and across the UNSC’s permanent five members and the UN process on cyber norms (GGE and OEWG).

The recent terrorist attacks in Europe are presumably not just acts committed by individuals, but acts facilitated by larger jihadist networks. But how do such networks operate? Understanding their modus operandi can be useful knowledge to counter terrorist threats.

On August 9, Saniye Çelik of the Centre for Professional Learning spoke in BNR Spitsuur about the discussion on the independent reporting point for the police.

Jelle van Buuren, Assistant Professor at the Institute of Security and Global Affairs, in conversation with the NOS, warns to remain alert despite the reduced threat level for terrorism.

Risk has become one of the defining features of modern society. This course examines various types of safety and security risks, and how these are perceived and dealt with in a wide array of professional and academic fields, ranging from criminology, counter-terrorism and cyber security, to philosophy,…

Grace Leksana defended her thesis on 26 May 2020.

How have British, Dutch, and German security services dealt with political violence and terrorism since the late 1960s; to what extent did they consider these new phenomena as a task and how have they developed activities in order to counter these security threats?

Lipsius, Cleveringaplaats 1, 2311 BD, Leiden

LUCAS hosts a wide variety of research. Here we outline some of the most important research themes.

A research team led by Dr. Yannick Veilleux-Lepage (Institute of Security and Global Affairs) in collaboration with Emil Archambault has secured funding from the Canadian Department of National Defence’s Mobilizing Insights in Defence and Security (MINDS) program to study the use of drones by violent…

Toch kan je volgens dr. Jelle van Buuren dader Tobias R. niet in een bepaald hokje plaatsen. Van Buuren is kenner van het rechts-extremisme en reageert in het Reformatorisch Dagblad op de passages van Tobias R.

How and under what conditions Dutch primary school principals' managerial networking activities affect the performance of their school

In a modernist interpretation of migration controls, nation states play a major role. This book challenges this interpretation by showing that comprehensive migration checks and permanent border controls appeared much earlier, in early modern dynastic states and empires, and predated nation states by…

LUCDH presents a lunchtime talk once a month on recent research in Digital Humanities and AI. All Leiden University staff and students are welcome to attend. And we hope you can join us in person in the Digital Lab, PJ Veth 1.07.

In his groundbreaking Imagined Communities, first published in 1983, Benedict Anderson argued that members of a community experience a

Tonal bilinguals of two closely related Chinese dialects are amazing people. They handle two tonal systems in their mind; their two vocabularies are from closely related dialects, and they write translation equivalents with common Chinese characters. Their unique language situation makes their mind…

Once a month, the Europa Institute comes together to hear from its own staff members, guest researchers, or external scholars about their research plans, work in progress papers, or recently concluded projects relevant to European law. The Food for Thought-series is organised by Melanie Fink.

Study information

Study information

This is a facility where research groups or small companies can apply for space if they need to culture human or animal cells.

At the winter conference of the Dutch Christian student union CSFR, Mark Dechesne, Associate Professor, spoke about the decline in terrorist violence in the Netherlands.

The team of WIIS-Netherlands exists out of the board members and the advisory council.

‘It's right and proper that we have policies to prevent terrorism,' says Francesco Ragazzi, university lecturer in International Relations at Leiden's Institute of Political Science. 'But the way the policies are designed and implemented can have unintended consequences. For example, when teachers are…

From 16 to 18 August, 30 participants from 18 different countries gathered online to participate in the Online Summer Programme: Preventing, Detecting and Responding to Violent Extremism, organised by Leiden University’s Centre for Professional Learning (CPL) together with the International Centre for…

References to nature and the environment in the Caribbean literary and the contemporary age of globalization.

Research goal: To support the design of technologies (counter-measures and communication measures) for the prevention, interdiction and mitigation of lone actor extremist events (LOEEs), which are hard to anticipate, yet can be highly damaging to local and national communities and therefore must be…

The Institute of Security and Global Affairs (ISGA) hosts two research journals and publishes the ISGA Reports series. Besides its own publications, researchers at ISGA also publish books or journal articles elsewhere. You can find all these external publications under Research output on the right.

Since the Middle Passage is in the North Atlantic, and the North Atlantic has a relationship with the arctic, what relationship does the Arctic have with the Middle Passage? How can this relationship be used to provide a space of healing by uncovering Afro/diasporic counter narratives?

NETHATE is a Marie Skłodowska-Curie Actions (MSCA) project seeking to investigate the roots, societal impact and mitigation strategies of hate in offline and online foras.

This research cluster is a part of the Institute of Political Science’s research programme ‘Institutions, Decisions and Collective Behaviour’. Its members study phenomena such as migration, immigration, citizenship, integration, ethnic parties, minority and caste-based politics, borders and migration,…

This book examines how Muslim communities in the Netherlands perceive and experience extremism, counter-radicalisation policies, and Islamophobia.

The focus of this thesis is on the technical methods which help promote the movement towards Trustworthy AI, specifically within the Inspectorate of the Netherlands.

This online advanced summer programme of Leiden University and ICCT focuses on the field of preventing, detecting and responding to violent extremism and gives insight in the opportunities and challenges of various approaches.

Some conflicts involve many Muslims as foreign fighters; other conflicts attract only relatively few combatants from abroad. Isabele Duvesteyn and Bram Peeters

Strategic direction of the Europe Hub lies with a Steering Committee, composed of members from several Leiden University faculties.

Research on this theme concerns the legitimacy and effectiveness of Europe’s institutional order in the face of public alienation and normative contestation.

Research on this theme addresses the systemic risks faced by European societies and affecting the quality of life of European citizens.

Our research at CWTS is organized in three focal areas. These focal areas represent our core areas of interest, as defined in our knowledge agenda for the period 2023-2028.

Relevant safety issues are associated with hazardous materials transportation, especially when transport routes cross populated areas. This article for the Journal of Loss Prevention in the Process of Industries analyses a 2015 accident with a freight train in Tilburg, comparing it to the Viareggio…