A measured yet theoretically innovative exploration of how Islamophobia and radicalisation intersect and reinforce each other.

This reflection for Critical Studies on Terrorism, explores two decades of the 'War of Terror' and what it means today.

La radicalisation est devenue un mot désignant notre monde en couleurs négatives. Ce livre cherche à comprendre ce que c'est que la radicalisation au Sahel et aux Pays-Bas?

This article presents the findings of an explanatory study into the perceptions of Dutch Muslims in The Hague concerning pre-emptive counter-extremism and de-radicalisation policies.

Tahir Abbas, Associate Professor in Terrorism and Political Violence at ISGA, explained how polarisation and social exclusion were at the root of radicalisation around the world. Papers ‘The News’ and ‘Dawn’ wrote articles about it.

A growing amount of literature is being devoted to interrogating gendered dynamics in both violent extremism and terrorism, contributing to the integration of international and feminist security. This includes how such dynamics can shape differences in the motivations and participation of women and…

Hoogleraar Radicalisation Studies Tahir Abbas wil mensen er bewust van maken dat radicalisering voortkomt uit hoe wij als mensen samenleven

So called 'jihad municipalities' are being more closely monitored as a result of the arrests on 25 November 2019 of two terrorist suspects from Zoetermeer. Jelle van Buuren, Assistant Professor at the Institute of Security and Global Affairs, looks back at the latest developments over the last few y…

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

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.

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

This study presents the findings of a laboratory-based experiment testing hypothesised processes implicated in the prevention of violent radicalisation through counter-narratives. The central aims of the study were to contribute to counter-narrative theory, whilst highlighting the value of experimental…

Ragazzi, ‘Suspect community or suspect category?‘, Journal of Ethnic and Migration Studies

Cases have been brought against YouTube and Reddit for spreading conspiracy theories. They are accused of being behind the radicalisation of a man who took the lives of ten black people in Buffalo, New York, almost two years ago. But can they be held liable? Michael Klos discusses this in 'Trouw'.

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.

In this publication, Prof. Tahir Abbas, Inés Bolaños Somoano, Joana Cook, Isabelle Frens, Graig R. Klein and Richard McNeil-Willson look into the manifesto that was linked to the Buffalo attack in order to better understand the broader context and specific factors that motivated the perpetrator.

This study delivers a comprehensive picture of the causes of radicalization in the Eastern and Southeastern regions of Turkey. It demonstrates how regionally specific factors enable ideologically disparate terrorist groups to recruit and radicalize from the same population.

In this publication, May Tamimova and Tahir Abbas researched the existing literature about violence and hatred against places of worship.

There is a lot of unrest in the Western Sahel at the moment as a result of growing Jihadism and terrorist attacks. Stability and security in the region are falling apart making room for growing radicalisation. But what do you need to look out for in order to be able to recognise radicalisation and what…

This research paper seeks to examine the nature of the nexus between right-wing extremism and the military by surveying five potential consequences (i.e., problem areas) arising from the presence of right-wing extremists within the armed forces of twelve Western countries.

How to minimalize the chance of recidivism for extremist prisoners.

Why does one person radicalize to involvement in terrorist violence within a group-based context, while another engages in this form of violence alone?

Since 2012, thousands of individuals have traveled from Western countries to join jihadist groups in Syria and Iraq. While much has been written about these individuals, only sparse attention has been paid to the social environment of these jihadist travelers and, more specific, the role of family members…

Fear and hatred of Muslims are rising rapidly to the surface in the United Kingdom, Assistant Professor Tahir Abbas writes in his new book. British politicians and journalists play an insidious role in this, he says.

Could policies aimed at preventing radicalisation undermine the very trust and social cohesion they aim to strengthen?

How do European Muslim men and women become involved in a violent jihadist struggle abroad?

Governance and Global Affairs, Institute of Security and Global Affairs

People who are arrested on suspicion of preparing an attack are at risk of becoming radicalised either during or after their detention. Whether or not to arrest someone requires careful consideration. At the end of the prison sentence, it is important to provide effective supervision of the reintegration…

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.

Research is the basis for good security policy. By analysing the motives of radicalised people and identifying the biggest risks in the area of digital communication, Leiden University researchers are helping governments to formulate effective countermeasures.

The research group on terrorism and political violence studies the phenomena of terrorism-related and other politically motivated violence.

The ‘Community Resilience Fund’, a programme of the Canadian federal government, approved a research grant for Dr. Bart Schuurman of the Institute of Security and Global Affairs.

Jelle van Buuren, university lecturer at ISGA, discusses the role that social media played in the storming of the Capitol last Wednesday

Municipalities claim successes in the fight against radicalization. But when do you call deradicalisation policy a success? Trouw gives 4 options.

Understanding what motivates foreign fighters to go and fight in war zones and analysing their social environment offers a basis for preventing them from going.

This online advanced summer programme, organised together with the International Centre for Counter-Terrorism – The Hague (ICCT), provides insight into the opportunities and challenges of various approaches to prevent, detect and respond to violent extremism.

‘We want to say something very different from the norm. We are the radicals now.’ Tahir Abbas is lyric about the DRIVE project he will be leading from Leiden University in The Hague. This is a short introduction to the research that will be carried out in the Netherlands, Denmark, Norway and the United…

Governance and Global Affairs, Institute of Security and Global Affairs

Polarisation in our society is on the rise. What makes people increasingly radical? How do we protect ourselves from extremist, terrorist or criminal threats, be they physical or in the cyber world? And what role do intelligence services play in this?

Religion and ethnicity are inextricably linked in discourse within and about Central Asia. One common narrative suggests that as a result of differences between historically sedentary and nomadic populations, ethnic Tajiks and Uzbeks are naturally more religious and more likely to radicalise than their…

Terrorist attacks are not an end in themselves, but a means of creating unrest and fear. Terrorism policies and research should focus more on managing fear and social unrest.