How does the development of digital technologies impact society, and law/regulation within that society?

Promotor: H.W. Lenstra, Jr., Co-promotor: B. de Smit

This research project explores themes related to the system of close protection and surveillance (Dutch: bewaken en beveiligen) in the Netherlands.

With the growth of cybercrime in recent years, there is an urgency to gain insight into the money laundering process and the actors involved. This study focusses on the money laundering process and maps the actors involved in banking malware and ransomware.

By making two final network connections and entering a command, Martijn Ridderbos (Deputy Chairman of the Executive Board) , Geert de Snoo (Dean of the Faculty of Science) and Bart Hoogervorst (Head of Department Operations ICT Shared Service Centre) ceremonially booted up the university’s latest supercomputer,…

Understanding the evolving landscape of extremism in the 21st century.

Mini organs-on-chips allow us to study how diseases develop and how drugs work. Although the technology is not new, it is becoming increasingly advanced. PhD candidate Bart Kramer hopes it will eliminate animal testing in the future.

Astronomer and Marxist Anton Pannekoek was a remarkable figure. This book aims to study the connections between his life as a socialist theorist and as a pioneering scientist through the prism of Pannekoek's biography.

In November, Springer published a book on The Future of Drone Use, edited by dr. Bart Custers, associate professor at eLaw, the Center for Law and Digital Technologies of Leiden University.

Acquiring and maintaining public support is frequently cited as an important requirement for governments fighting non-state actors. But how exactly can public support influence the course of counterterrorism campaigns and thereby contribute to an escalation or de-escalation of violence?

On this page, you can find a short description of the participating researchers.

On 23 January 2020, Paula Kemp defended her thesis 'Enforced performance of commercial sales contracts in the Netherlands, Singapore and China'. The doctoral research was supervised by Prof. H.B. Krans and Prof. M.H. Wissink (RU Groningen).

Developmental and Educational Psychology offers bachelor's courses and master's programmes.

Contact details and staff overview of the Leiden University Graduate School of Social and Behavioural Sciences.

LUCIS works with Science ON AIR to put its researchers in the spotlight. For that purpose, several online videos of LUCIS members have been produced.

Emeritus professor at the Natural Products Laboratory, Institute of Biology, Leiden University - the Netherlands

Who were the main artists and producers who generated new forms of popular music? What was the music like that was produced by artists in particular urban settings? How were particular lifestyles articulated to identify new audiences and what does this reveal about the way popular music contributed…

Can excessive worrying be reduced via stimulation of the vagus nerve?

Lange tijd wisten we ons thuis in een wereld die we meenden te hebben. Het bestaan in deze vertrouwde wereld vormde onze existentie, die we op een eigenlijke wijze op ons namen. Thans is de wereld echter niet meer wat hij was, en zijn we ook zelf niet meer wie we waren. ‘De wereld is weg’, zo dichtte…

Philosophy of law is concerned with the the foundations of law.

The Editors of PAIR are always interested in suggestions for themed editions. Anyone wishing to propose a theme and/or to assist as a ‘guest editor’ should contact one of the editors of PAIR.

The profile area Political Legitimacy brings together researchers from multiple research institutes within Leiden University.

This thesis concerns the relation bettween the good reduction of Shimura varieties and the associated loop groups.

Much has been said regarding the global flows of information that are characteristic of modernity; it has been frequently stressed that these conduits are so deeply embedded that local or national environments may be imagined as having a global span. Thus, while we are now well aware that the imagination…

Why are people sometimes unable to change, even if they want to? Why is it so difficult to change political institutions, or to abandon outdated ways of thinking? This book suggests that we can understand the phenomenon of resistance to change in individuals and institutions by returning to Hegel, one…

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

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…

Schuurman examines how Russia is escalating its covert operations against European countries.

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.

Digitalisation to achieve sustainable (administrative) justice.

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?

This project sets out to map, document and analyze instances of squatting in Leiden from 1970 to 1990, in order to set up an online Digital Archive of Squatting in Leiden. This archive will function as an online resource for academic research, as well as a starting point for public activities such as…

The Faculty of Science is located at the Leiden Bio Science Park. It was founded more than two centuries ago and currently, more than 8000 people are working and studying at the eight institutes.

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

EuDEco (Modelling the European Data Economy) is a Coordination & Support Action (CSA) receiving funding from the European Union’s Horizon 2020 programme.

In this article, Bart Schuurman and Sarah Louise Carthy conduct further research into the understanding of the causes of terrorism by assessing differences and similarities between left-, right- and jihadist extremists and terrorists. The article draws on the Analysen zum Terrorismus, one of the most…

In this publication, the authors explore the reality of accessing and interviewing hard-to-reach populations such as extremists and terrorists

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 thesis we classify the pairs (p,G), where p is a prime number and G is a finite p-group possessing an intense automorphism, i.e. an automorphism that sends each subgroup of G to a G-conjugate, that is non-trivial and whose order is coprime to p.

Together with Knud Andresen, Bart van der Steen recently published a volume titled A European Youth Revolt. European Perspectives on Youth Protest and Social Movements in the 1980s.

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.

Source: Nature Biotechnology, Volume 2014, Issue June (2014)

Transcutaneous vagus nerve stimulation (tVNS) was tested in chronic worriers. tVNS may reduce spontaneously occurring negative thought intrusions. After a worry induction, there was no longer an effect of tVNS. tVNS did not affect physiological responding to worrying.

Source: Nat Biotechnol, Volume 32, Issue 12, pp. 1213-22 (2014)

Source: Eur J Med Chem, Volume 101, pp. 681-91 (2015)

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…

Global Challenges is the research programme of the Leiden Institute of Cultural Anthropology and Development Sociology.

Sweetie 2.0 is a research project commissioned by Terre des Hommes on online child sex tourism and criminal law.

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.