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

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

Facilitating direct citizen participation through online channels is considered as an opportunity for including harder to reach groups in participation.

The Centre for Science and Technology Studies (CWTS) is a research institute at Leiden University working on improving how science is practiced and governed and how it serves society.

Within Una Europa, academic collaboration takes place in interdisciplinary Self Steering Committees (SSCs)

The institute is funded by the Ministries of Education, Culture and Science and of Foreign Affairs and by Leiden University. To safeguard the institute’s independence and interests in Morocco, it is part of the Netherlands Embassy in Rabat under Moroccan law. The institute performs its tasks under the…

The Covid-19 'infodemic' and conflict resolution by internet platforms.

Team Economic and Social History

In this project, researchers from computer science, law, psychology, and public administration research in practice how artificial intelligence (AI) can be leveraged to make decision-making in the security domain more effective, while also keeping it safe and accountable.

Enhancing social inclusion through developing methods and analytical tools for understanding and reasoning about such phenomena based on sensor data.

In order to analyze the challenges linked to data use in the context of nexus governance, Giest & Mukherjee use a policy design lens and more specifically the perspective of organizational policy instruments to look at the Mediterranean region.

This volume discusses practices of memory in early modern Europe.

The Department of Archaeological Sciences seeks to achieve the highest standards of excellence in science-driven education and archaeological research across the globe and across all periods.

The various bodies involved in the administration of LIAS are listed below.

Our team consists of the following members.

On this page you will find an overview of awards and prizes granted to our staff and students in 2026, as well as special appointments at Leiden University and other institutions.

Leiden physicists have been awarded 1.5 million euros for developing a hybrid microscope that provided nanometer-resolution. 'The idea is to combine the resolution of electron microscopy with the pros of optical microscopes.'

BNR Radio has broadcast an item on the physics formulas that are painted on walls across the Leiden historic city center. The wall formulas are initiated by Sense Jan van der Molen and Ivo van Vulpen.

On Thursday 3 November, Leiden University celebrated the official opening of two wall formulas in the Leiden city centre. Snell's law and the formula for the Lorentz force shine on two walls in the heart of Leiden. TV channel Omroep West interviewed the initiators Sense Jan van der Molen and Ivo van…

The FutureMED Postgraduate Programme, a collaboration between Leiden University's MA in International Relations (Faculty of Humanities) and the Alwaleed Centre at the University of Edinburgh's MSc in the Globalised Muslim World, offers a postgraduate student exchange experience focused on the Mediterranean…

Members of our research team give different types of presentations and lectures.

The Laboratory for Human Osteoarchaeology specialises in the macroscopic and microscopic analysis of human remains. We use cutting edge scientific approaches to address archaeological, historical, and anthropological research questions. In addition to paleopathological, histological, and 3D scanning…

Examining mediation and moderation.

These syntheses allow the team to determine the extent to which schools-based interventions are effective at targeting radicalisation-related outcomes.

Day-to-day activities are important in the development of social identities, the establishment of social standing, and the communal understanding of societal rules. This perspective is broadly referred to as practice theory and relates to the power of an overarching social structure and the individual…

LUCSoR has chairs in Comparative Religion, Islam in the West, Christianity, and Judaism. Main areas of expertise include ancient Mesopotamian religions, the Enlightenment, Islam in the West, and new spiritual movements.

The Institute of Cultural Anthropology and Development Sociology is one of five research institutes of the Faculty of Social and Behavioural Sciences. The Institute is dedicated to high-quality, interdisciplinary education and research concerning culture and development.

Originating from a collaboration between Leiden University, the Leiden University Medical Center, and the Technical University of Munich in 2021, the Virtual ChemBioTalks are an annual, half-day virtual event with world-leading speakers from all sub-disciplines of Chemical Biology.

The Leiden Institute of History approaches early modern and modern European history from comparative and transnational perspectives.

The Faculty of Archaeology at Leiden University offers education in Human Osteoarchaeology. We offer courses in our one-year Master’s track in Archaeological Science, resulting in a Master of Science degree after completion.

The growing popularity of corporate self-regulation to address supply-chain issues puts Corporate Social Responsibility and specifically codes of conduct, at the centre of attention. In this article, Jaroslaw Kantorowicz, Sarah Vandenbroucke and Yvonne Erkens analyse supplier codes of conduct of multinational…

The seventh Leiden wall formula has been finished. Over the last few weeks, mural artists Ben Walenkamp and Jan Willem Bruins have painted Christiaan Huygens' pendulum formula on 'De Brandmeester' an old drill and hose tower in de Plaatsteeg, just behind the Breestraat in Leiden.

An international group of scientists, led by Leiden physicist Sense Jan van der Molen, has developed the first switchable molecular diode. You can turn this on and off through humidity. Vice versa, it is a humidity sensor at the nanoscale. Publication on 4 December in Nature Nanotechnology.

NWO has assigned Physics Vrije Programma grants to five collaborations of physicists. Leiden University is involved in three of them.

Master students Lotte Koemans and Mandy Meijer have developed an audio tour which takes you past all six wall formulas in the inner city of Leiden. In this movie, they walk the tour themselves.

A national survey conducted by Dutch newspapers Dagblad van het Noorden, Turbantia, Brabants Dagblad and the Dutch Federation of Trade Unions (FNV) shows that staff working in disability and mental health care often face violence in the workplace. In the three northern provinces of the Netherlands,…

On 2 and 3 October 2017, a delegation of the Child Law Department has participated in the 15th European regional conference of the International Society for the Prevention of Child Abuse and Neglect in The Hague.

The largest fertility clinic in the Netherlands lied to women, sperm donors, and the Health and Youth Care Inspectorate. On ‘Nieuwsuur’, Mirjam Sombroek van Doorm, Professor of Law and Health, foresees legal consequences: 'The situation is too serious.'

PhD defence

On Thursday 3 November Leiden University will celebrate the official opening of two wall formulas in the city centre. As of now, Snell’s law and the Lorentz force formula shine on two walls in the heart of Leiden. They are part of a project to display at least ten groundbreaking formulas with a Leiden…