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.

The Turn of the Soul: Representations of Religious Conversion in Early Modern Art and Literature

In recent years, the use of primary data in terrorism research has increased. In order to maximise the benefits of this trend, we want to encourage terrorism scholars to implement open science practices more systematically. This article therefore presents different avenues towards open and reproducible…

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.

This article introduces the special issue on ‘Digital Activism’ by exploring some of the trends in social media activism and scholarship thereof. The authors ask to what extent this literature helps us understand Asian forms of online activism, which forms of activism have relatively done well, and…

e-SIDES (ethical and societal impact of data sciences) is a Coordination & Support Action (CSA) part of the Horizon 2020 programme.

Announcement of the publication of Vamping the Stage: Female Voices of Asian Modernities, the first book-length study of women, modernity, and popular music in Asia (University of Hawai'i Press, 2017).

The authors in this volume explore how external innovations (products, technologies, services, institutions and processes) have been appropriated in African societies in order to be acceptable and relevant to local conditions, expectations and demands.

Unfolding potential

In 2012, the Dutch National Coordinator for Security and Counterterrorism and the Dutch Probation Service launched a reintegration project for offenders on probation or parole who were (suspected to be) involved in jihadist extremism or terrorism. The initiative's primary goal was to reduce the chance…

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 timely and engaging book examines the rise of populism across the globe. Combining insights from linguistics, argumentation theory, rhetoric, legal theory and political theory it offers a fully integrated characterization of the form and content of populist discourse.

This research note argues that the “lone wolf” typology should be fundamentally reconsidered.

The institute has six secretariats for the various departments and is located at the Kamerlingh Onnes Gebouw.

Artful Mathematics: The Heritage of M. C. Escher

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

The Graduate School of Social and Behavioural Sciences has the responsibility for all PhD candidates in the field of social and behavioural sciences. The School's themes are anthropology, education and child studies, political science, psychology and science and technology studies..

Do you wish to contact us for further information on the collaboration between Leiden University and Indonesia?

‘It was the biggest bunch of flowers I’d ever seen,’ says Emily Strange about the moment she won the Leiden Teaching Prize 2022. The judge praised the conservation biologist for her passion, engaging personality, and the way she motivates her students. On the Dutch Day of the Teacher, we get to know…

Can we develop a platform for raw materials intelligence?

A scenario building web-tool and knowledge package to enable multi-level decision making for the transition to the Circular Economy

The SCS courses train you in practical and theoretical aspects of science communications. Internships help you decide whether you want to choose a career in science communication or Biology research.

The cases of building materials, automobility, mushrooms and plastics.

Principles of Environmental Sciences provides a comprehensive picture of the principles, concepts and methods that are applicable to problems originating from the interaction between the living and non-living environment and mankind. Both the analysis of such problems and the way solutions to environmental…

Do you have questions about the Master Biology? Please contact us!

The Programme Committee Biology (Opleidingscommissie Biologie, OCB) consists of four teaching staff members and four students, and is assisted by the study adviser. The OCB has an independent position within the Biology education program. Because of its composition, the OCB is the most important organ…

Leiden University research institutes based in Leiden and The Hague.

PNEC-pro is a user-friendly screening tool for professionals dealing with the assessment of surface water quality. The tool calculates local, watertype specific no-effect concentrations (PNEC) of copper, lead, nickel, and zinc based on biotic ligand models (BLMs).

Does Artifical Light at Night (ALAN) disrupt seasonal physiological and behavioral patterns in migrating freshwater fish?

The ReCiPe methodology for Life Cycle Impact Assessment (LCIA).

CML has its very own PhD committee! The committee organises activities that stimulate social cohesion and professional development for the PhDs, postdocs, research assistants and lab technicians working at the institute.

A MSCA Global Fellowship that aims to explore the socioeconomic and environmental implications of a Latin America circularity transition, and its impact on the EU and global economy.

Contact the Graduate School of Science Office

CMLCA is a software tool that supports the technical steps of the Life Cycle Assessment. The focus of the program is on advanced computational aspects of life cycle inventory calculations.

On this page you will find an overview of awards and prizes granted to our staff and students in 2025, as well as special appointments at Leiden University and other institutions.

If gifted children are experts in using strategies, why do they experience problems with learning? Why do they underachieve?

Promotores: A.P. IJzerman, H.W.T. van Vlijmen

Squatters and autonomous movements have been in the forefront of radical politics in Europe for nearly a half-century—from struggles against urban renewal and gentrification, to large-scale peace and environmental campaigns, to spearheading the antiausterity protests sweeping the continent.

Pottery traditions and social interaction in the earliest Neolithic of the Lower Rhine Area

On 27 May, Dimitra Stefoudi defended the thesis 'Legal and policy aspects of space big data: legal implications of the use of large amounts of space data – regulatory solutions and policy recommendations'. The doctoral research was supervised by Steven Truxal and Bart Custers.

Artin L-functions associated to continuous representations of the absolute Galois group G_K of a global field K capture a lot of information about G_K as well as arithmetic properties of K.

Examining mediation and moderation.

Historiography of science is in its current self-image a non-evaluative discipline. Its main goal is to understand past processes of knowledge formation on their own terms. In the last few decades this approach has greatly improved our understanding of the phenomenon of science. Yet, something strange…

The data-driven economy allows for the collection and processing of large amounts of data. Such data can be used to optimize profits by (dynamically) differentiating prices for different consumers.