Bart Schuurman, Assistant Professor at the Institute of Security and Global Affairs in The Hague, has received a Veni grant which will allow him to continue his research into the radicalisation of terrorists for the next three years. ‘In order to better understand terrorists, I will focus on the large…

In an increasingly complex and security-challenged society, the CSM programme, Terrorism and Political Violence, provides you with the theoretical and practical skills to understand the issues underlying security challenges and develop solutions for crisis and security management.

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 do people become involved in terrorist organisations? Liesbeth van der Heide sought the answer to this question in a Malian prison, where she interviewed terrorists in a tiny cell. She discovered that the will to survive and social context are often more decisive than individual ideological convictions.…

Jelle van Buuren bespreekt de link tussen radicalisering en psychiatrische problematiek.

Bart Schuurman, Assistant Professor at the Institute of Security and Global Affairs, discusses the development of the exchange of letters between Mohammed B. and ‘prisoner X’ and the usefulness of a separate terrorist department.

This one-year, English-taught Master's programme offers insights on general developments as well as the specific challenges in the field of the governance of crisis and security, with in-depth knowledge of sub-fields of crisis and security management.

To study relationships between emotion regulation after negative and traumatic life events and psychopathology. Within this context, another goal is to develop and validate emotion regulation questionnaires.

The main aim of my Ph.D. thesis is to further explore the value of using early developing zebrafish larvae (up to 5 dpf) as a model to study anxiety-like behaviour and their pharmacological modulation with drugs.

Lecture

During an episode of Dutch television talk show PAUW on Monday 24 July, presenter Jeroen Pauw discussed the new threat assessment recently published by the Dutch National Coordinator for Security and Counterterrorism (NCTV). Jelle van Buuren, Assistant Professor Terrorism and Political Violence at Leiden…

This project explores innovative strategies to counter online extremist content, focusing on integrating traditional content moderation tactics with targeted online interventions. Through research, workshops, and data-driven experiments, we aim to answer: How and when should traditional content moderation…

This paper, written by Silvia D'Amato & Andrea Terlizzi, investigates the extent to which the European Union is strategically engaging against terrorism.

Nobody is better qualified to tell you what it is like to work at Leiden University than the employees themselves. Watch the videos and meet your future colleagues. They will be happy to share their experiences with you.

This August, the second edition of the Advanced Summer Programme

Alastair Reed, Assistant professor at the Institute of Security and Global Affairs (ISGA) is interviewed by Devex, the media platform for the global development community.

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.

PURPOSE: To monitor the biodistribution of IgG1 aggregates upon subcutaneous (SC) and intravenous (IV) administration in mice and measure their propensity to stimulate an early immune response.

On 18 March 2019, Gökmen Tanis shot three people in a tram in Utrecht. He shot a fourth victim after exiting the tram on the 24 Oktoberplein. On 1 July, the criminal trial against Tanis started with presumably only one possible outcome: a life sentence.

What are the various forms of inter-organizational collaboration in the public safety sector? How are different forms of inter-organizational collaborative arrangements related? What is the relationship between inter-organizational collaboration and innovation in the public safety sector?

On 7 and 8 November 2024, the International Centre for Counter-Terrorism (ICCT), the Institute of Security & Global Affairs at Leiden University, and The Netherlands’ National Coordinator for Security and Counter Terrorism (NCTV) partnered to host a ‘Blue-Sky’ Terrorist Exploitation of Artificial…

On Thursday 11 November, Women in International Security Netherlands (WIIS-NL) held its inaugural webinar event on 11 November with four speakers in conjunction with the International Centre for Terrorism (ICCT) and the Chair UN Studies in Peace and Justice at Leiden University.

The Institute of Security and Global Affairs (ISGA) offers courses at both bachelor’s and master’s level. There are also minors, online learning and courses for professionals.

Following the terrorist attacks in Paris (November 2015) and Brussels (March 2016), Belgium’s counterterrorism policy has been heavily criticized – domestically and worldwide.

This study focuses on increasing our understanding of the different pathways converts take during conversion to Islam.

Promoting collaborative policies of inclusion relating to children of far right and Islamist parents in Western Europe (PREPARE).

From 2012 onwards the primary scholarly and media focus in regard to foreign fighters has been on the large number of Westerners joining jihadist groups in Syria and Iraq. Yet, much less attention has been paid to another conflict in the ring around Europe that attracted foreign fighters: the Russo-Ukrainian…

Lecture

As a result of two attacks in Germany and one attack in France within only one week, fears of new terrorist attacks in Europe have reignited. In France a radicalised police agent stabbed and killed four people. In Germany a man from Syria drove his car into a line of cars wounding sixteen people and…

The Institute of Security and Global Affairs (ISGA) is a scientific institute that specialises in security issues.

From the rise and fall of Egypt’s Muslim Brotherhood, to Islamic State’s attempts to create its own currency, to the dramatic return of the Taliban in Afghanistan, this edited volume from two leading scholars of contemporary terrorism assembles an enviable array of international experts to explore these…

Can behaviour in an online economic game be understood as a representation of radicalisation propensity?

In this article, Bart Schuurman and Sarah Louise Carthy explore the distinctions between radicalised individuals and the general population

European countries struggling how to deal with the issue of returning foreign fighters, women and children from the Caliphate.

Meet Thomas King, alumnus BA International Studies: ‘I’m currently living in London which is a really amazing experience! I’m a British citizen and I moved to the Netherlands to study BA International Studies back in 2017. I had the best three years ever living in The Hague and studying at Leiden.’

As a research project between four Jean Monnet Chairs - two located in Europe, one in Canada and one in the U.S. -- the project DEUBAL has been approved in 2010 for co-financing by the European Commission. DEUBAL aims to study changes in European decision-making due to the Lisbon Treaty, by a combination…

Breast cancer is the most common cancer in women worldwide. Metastasis, the process by which cancer cells spread to other parts of the body, makes treatments less effective. It is important to unravel the mechanism of metastasis.

The 2004 Indian Ocean tsunami caused immense destruction and over 170,000 deaths in the Indonesian province of Aceh. The disaster spurred large-scale social and political changes in Aceh, including the intensified implementation of shari‘a law and an end to the long separatist conflict. After the Tsunami…

The current hepatitis B vaccines need to be stored and transported under refrigerated conditions (2-8 degrees C). This dependence on a cold-chain is highly challenging in areas where hepatitis B virus infections are endemic.

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.

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!