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

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

Conference, Workshop

The Royal Holland Society of Sciences and Humanities (KHMW) has appointed five new members from Leiden. Annetje Ottow, Carsten de Dreu, Pancras Hoogendoorn, Ton Schumacher and Maartje van der Woude will be joining the oldest ‘learned society’ in the Netherlands.

In a supplementary decision on 17 May 2022, the Executive Board of Leiden University has concluded that it will publish the titles of seven articles in which there is evidence of malpractice. This concerns a former staff member of the Institute of Psychology. The Executive Board considers it to be in…

As of 1 November 2025, Professor Luc Sels will assume the role of President of Leiden University’s Executive Board.

Teaching during the corona crisis, the high workload and the challenges faced by the Faculty of humanities. In an online working visit to Leiden University on 12 October, Minister for Education, Culture and Science, Ingrid van Engelshoven, discussed the hot topics of the day with the Executive Board,…

This week, Leiden University bade farewell to Henri Lenferink, who is retiring after 20 years as mayor of Leiden.

At a symposium on 26 May, experts, staff and students from Leiden University will discuss what should happen with Rein Dool’s painting in the Academy Building and what the guidelines for the University’s exhibition policy should be. These issues will be explored from diverse perspectives during the…

The Board of Governors monitors the management and administration of the University as a whole, and assists and advises the Executive Board.

The Leiden-Delft-Erasmus Universities strategic alliance celebrates its tenth anniversary in 2022. At the ‘The Next Ten Years’ anniversary celebration in the Faculty Club on 12 April, the partners looked back on their achievements and ahead to the major social challenges of the next ten years.

We take it for granted that water comes out of the tap and electricity out of the socket. But that isn’t always the case. Last Tuesday began like any other day, with our board meeting in the morning. But things were soon to change.

There’s been a lot of commotion about the ‘Apartheid in Israel’ panel discussion being cancelled. The organisers, Students for Palestine, wanted to hold this at Leiden University’s Wijnhaven building in The Hague on 21 March. The Executive Board would only allow the event to go ahead if guarantees…

Martijn Ridderbos has been reappointed vice-chairman of the Executive Board of Leiden University by the Board of Governors.

The brief removal of Rein Dool’s ‘cigar-smoking white men’ painting generated a storm of reactions last November. Students, staff and alumni reflected on this at a symposium on Friday 26 May.

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…

Leiden University consists of seven faculties, each managed by a dean.

Annetje Ottow, president of the Executive Board of Leiden University, has been the new chair of the Leiden-Delft-Erasmus (LDE) strategic alliance for just two months. What does she want to achieve during her two-year chairmanship?

Leiden University has set up two committees to consider issues that are the focus of much attention within our community and society at large. They are the Knowledge Security Committee and the Fossil Fuel Industry Collaboration Committee. Former dean Joanne van der Leun will chair both.

On Tuesday a few dozen students and staff from Leiden University protested on the square in front of the Lipsius building against the classroom scanners that have been installed in buildings and lecture halls. They are demanding that the scanners be removed.

The Dies Natalis for alumni on 11 February was an online event. Almost 1,000 alumni tuned in to Bastiaan Rijpkema’s interview with Annetje Ottow, who had then been President of Leiden University’s Executive Board for all of three days. Alumni are part of her portfolio on the Executive Board.

During a recent event, the Leiden Institute of Environmental Sciences presented the breadth of its research on biodiversity.

The winner of the Leiden University Thesis Prize has made an original and substantial contribution to argumentation theory. This is what Annetje Ottow, President of the Executive Board and member of the LUF board, said at the online ceremony for the University’s thesis prizes. The winner of the first…

The Leiden Centre for Continental Philosophy (LCCP) is a research community based at the Institute for Philosophy at Leiden University. LCCP is envisaged as an open space for stimulating discussion, critical debate and inventive co-operation in the local and international philosophical community. We…

What was the environmental impact of the industrial mining revolution that transformed southern Africa? Specifically, what was the impact of industrial mining when viewed from a more than human multi-species perspective?

Conference

Het zal niemand ontgaan zijn dat de digitale dreigingen blijven toenemen. Uit monitoring door onze cybersecurity-experts blijkt dat er continu wordt geprobeerd om ook onze systemen binnen te dringen. Wat doen wij daartegen en hoe kan jij als medewerker bijdragen aan onze cyberveiligheid?

Leiden University will be the stage of the annual award ceremony of the World Cultural Council (WCC) on 8 November. We answer the five key questions about these prestigious prizes.

The Australian Research Council funded a truly ‘global archaeology’ project comparing the archaeologies of southwest Tasmania and southwest France during the last Ice Age.

With the advent of multicore processors and data centers, computer hardware has become increasingly parallel, allowing one to run multiple pieces of software at the same time on different machines. Coordination of these pieces is best expressed in a coordination language as an explicit interaction protocol…

This thesis addresses the problem of designing performance and energy efficient embedded streaming systems, that is, systems which process a stream of input data coming from the environment and generate a stream of output data going into the environment.

We strive to address the challenge of constructing a modeling language to write software which can take advantage of recent hardware developments (multicore, cloud) without compromising in its abstraction levels.

Promotor: Ed F. Deprettere, Co-promotor: Todor P. Stefanov

Video conferencing from your sitting room and algorithms on social media that know your interests: new technology is an increasingly integral part of our lives. At the same time there is a growing call to protect our privacy, and this is causing friction, at the University too. In part because of the…

This case study demonstrates how to design and effectively deploy a (survey embedded) conjoint experiment.

Medewerkers van de Universiteit Leiden trappen maandag 10 maart de estafettestaking af van de Nederlandse universiteiten tegen de kabinetsbezuinigingen.

Leiden University contributed to colonialism and slavery through its research and teaching. And governors and residents of Leiden had an active role in colonial networks. These are the findings of two explorative studies presented on 3 April.

A safe haven for students, more bicultural staff and more powers for diversity officers. In a national expert meeting at Campus The Hague, administrators, diversity officers, students and staff discussed urgently needed measures.

On Friday 4th February 2022 we welcomed in hybrid format (in person and online live streaming) 154 registered participants, of which 97 online, to present the first results of the Food Citizens? ERC Consolidator project.

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.

Unmanned aerial vehicles (UAVs), often referred to as drones, have become easy and inexpensive to buy, and it is generally expected that the use of drones by private individuals, businesses and public authorities will increase tremendously in the coming years. This raises questions as to what is technologically…

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).

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

Fundamental research in the ALgebra, Geometry And Number Theory

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

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.

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

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.

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