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…

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.

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…

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.

LUCIS is directed by Nathal Dessing, who is advised by a steering committee.

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

This article provides an in‐depth assessment of lone actor terrorists’ attack planning and preparation.

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.

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

Artful Mathematics: The Heritage of M. C. Escher

Feedback from fellow students on academic writing is as informative as that of teachers.

The Hazelhoff Centre for Financial Law provides academic teaching and performs research in the field of financial law.

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.

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

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

Unfolding potential

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

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

Southern Africa has a rich tradition of social history, one inspired by the tumultuous changes that have regularly convulsed the region from the 1780s onwards. Scholars have always sought to understand what these changes meant for everyday life and emphasised a perspective of marginal groups, how these…

Each year, the Leiden University Student Platform (LUS) presents the Leiden Education Prize.

The Faculty of Social and Behavioural Sciences (FSW) offers an inspiring and competitive, international working and learning environment to around 1,025 staff and around 7,000 students from home and abroad on 13 bachelor's, master's and research master's programmes.

On 23 April, Andreas Häuselmann defended the thesis 'EU privacy and data protection law applied to AI: unveiling the legal problems for individuals'. The doctoral research was supervised by Gerrit-Jan Zwenne and Bart Custers.

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…

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).

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…

PhD defence

In zijn oratie bepleit Joachim Koops dat de toekomst van Security and Global Affairs ligt in onderzoek, onderwijs en academisch bestuur.

Den Haag is de stad van vrede en recht. Rondom deze thema’s organiseren culturele en maatschappelijke organisaties het festival. De Universiteit Leiden is nauw betrokken bij de organisatie. Universitaire medewerkers en studenten doen bijvoorbeeld mee aan de Vredesloop, Marieke Liem van het Institute…

The Dutch Minister for Infrastructure and Watermanagement Cora van Nieuwenhuizen has offered the first copy of the book ‘Behind and Beyond the Chicago Convention: The Evolution of Aerial Sovereignty’ to the Secretary-General of the International Civil Aviation Organization (ICAO).

Gaan vaders minder werken als andere vaders dat ook doen? Helpt betaald ouderschapsverlof hen om meer op te pakken in het huishouden? Hoe bepalend zijn sociale normen voor verschillen op de arbeidsmarkt? Onderzoeker Max van Lent gaat het uitzoeken.

Voormalig demissionair staatssecretaris van Fiscaliteit en Belastingdienst Marnix van Rij gaf op 17 juni in samenwerking met universitair docent Esther Huiskers-Stoop een gastcollege over belastingrecht en duurzaamheid. Deze lezing werd op initiatief van student Darya de Wilt georganiseerd.

What do you derive your self-esteem from? Not a question you would quickly expect in a course on leadership. Lecturer Michel Don Michaloliákos opted for a unique approach to 'A Taste of Leadership', an Honours course with introspection as its core theme.

Het nieuwe kabinet is uniek, met vier coalitiepartijen en een niet gekozen minister-president. Hoogleraar Staats- en Bestuursrecht Wim Voermans analyseert het kabinet in een opiniestuk voor het NRC, en beschrijft een instabiele en ongekende situatie.

Het National Ocean Decade Committee heeft twee nieuwe leden benoemd van de Universiteit Leiden. Hilde Woker en Renate Reitsma zullen zich als leden van dit comité inzetten om het het belang van oceaanwetenschappen te promoten.

Inaugural lecture

Inaugural lecture

Inaugural lecture

PhD defence

PhD defence

PhD defence

Many students have difficulties to read and give meaning to algebraic formulas. In this study it is explored whether graphing formulas with pen and paper will improve students’ability to reason with algebraic formulas.

This project receives funding from the European Research Council (ERC) under the European Union's Horizon 2020 research and innovation programme under grant agreement No 101054849 (PURANA).

In 2019 Leiden University was 444 years old. This special birthday called for a special celebration. We celebrated this milestone with the residents of Leiden and The Hague. In, with and for these two cities.

This five year research project aimed to investigate the role of minor central places in the economy of Roman Central Italy.

Practical applications for the reconstruction of the past

LLP Essentials makes up the core component of the Leiden Leadership Programme and consists of 5 EC.

The focus will be on recent academic research in Literary Studies at the intersection with Digital Humanities. Lectures and interactive workshops will be given by experts in the field.

Consumer societies are a global presence, and marketing practices have spread to all corners of the world. However, the loud and glaring performances of the big advertising companies and the hegemony of shopping malls makes us forget that there are many different markets, and many merchants who have…

Sonorous phenomena are always on the verge of becoming something else. As it unfolds, sound constitutes spaces, mediates presence, articulates time. Furthermore, it may prompt emotions, generate awareness, organise patterns of behaviour or trigger a sense of belonging. As sound becomes audible, it is…