Honorata Mazepus, Assisstant Professor at Leiden University, researched the topic of Madisonian Judgments in Five Cultures, together with three other authors.

Anthropogenic noise has been shown to affect marine animals in various ways, this may have fitness consequences at individual and population level. This thesis aims to increase insight into the quantification of sound-induced behavioural responses that are relevant to fitness, and into factors that…

The organising committee of the congress 'Social Benefits of Higher Education' has decided to postpone the congress.

This collection of seventeen essays takes its inspiration from the scholarly achievements of the Dutch historian Jan Lucassen. They reflect a central theme in his research: the history of labor.

Songbirds as vocal learners learn their songs and song preference from social tutors⁠. Tutor choice for both song and preference learning are important to characterize for understanding individual learning performance and cultural transmission of song⁠.

Together with Pepijn Tuinier and Thijs Brocades Zaalberg, Sebastiaan Rietjens researched the role of trust in an international intelligence cooperation.

The aim of this dissertation is to provide insight in interethnic prejudice of children in the Netherlands and attitudes and ideologies that they are exposed to through two socialization agents (parents and children’s books).

Brian Shaev

This is a difficult time. Above all, for all those directly involved in this horrible case – unacceptable behaviour by a professor and his removal from the University – the case we went public about on 18 October and that has been reported in the media. This is painful and tough for the complainants…

A professor from Leiden University has subjected various colleagues to intimidating and unacceptable behaviour for a longer period. These are the findings of an investigation carried out by the University’s independent Complaints Committee for Unacceptable Behaviour at the request of the Executive Board…

The researchers examine the Council of the European Union's voting behaviour between 2010 and 2021 and the impact of different independent variables.

The United Nations Office for Disarmament Affairs (UNODA) has published the 2017 issue in their Civil Society and Disarmament series, titled Voluntary, Non-Binding Norms for Responsible State Behaviour in the Use of Information and Communications Technology: A Commentary. The series aims to provide…

This article, by Sara Perlstein, explores how perceived social acceptability shapes whether people talk about risks, showing that risk perceptions and conversations are socially negotiated rather than purely individual.

LiTechAe: Percussive stone tools related to stone masonry techniques seen through experimentation and use-wear analysis.

This thesis focuses on the social dimensions of crane and wetland conservation in rural landscapes in Kenya, Uganda and Zimbabwe.

From 1 January 2017, Professor of neurocognitive developmental psychology Eveline Crone has been appointed member of the Social Sciences Council of the Royal Netherlands Academy of Arts and Sciences (KNAW).

An archaeological case-study of the Pointe des Châteaux, La Désirade and Les Îles de la Petite Terre micro-region, Guadeloupe, F.W.I.

This article introduces the concept of Repertoires of Comparison (RoCs) to explain how certain comparisons become deeply embedded in social and political life.

On Friday 7 March 2025 Adam Knight successfully defended a doctoral thesis and graduated.

The central theme of the NWO-project ‘The Promise of Organization’ is the evolution of political organization during the 19th century. We focus on the enthusiasm, arguments and concrete activities of the organizers as well as the criticism offered by opponents of modern political organization.

This COIn Grant 2025 awarded project allows Leiden University researchers and students to do research on the world’s largest corpus of digitized Ottoman language periodicals and books.

Promotor: C.J. ten Cate, Co-promotor: H.W. Slabbekoorn

This dissertation aims to provide insight in ethnic prejudice in Chinese-Dutch children and the ethnic socialization context they are exposed to through three social-contextual factors, i.e., parents, children’s books, and the COVID pandemic.

Political scientists Joop van Holsteyn and Tom Louwerse (Leiden University) find that the Dutch government is having a hard time coping with referendum outcomes in general, and ‘anti-European’ sentiments among voters in particular.

This project combines an extensive new open database on linguistic distributions, spatial modelling and areal linguistics in order to disentangle the roles of social and environmental factors on the emergence of linguistic diversity patterns of South America.

This is a Special Issue of the peer-reviewed journal 'Social Sciences and Missions', which provides a forum for exploration of the social and political influence of Christian missions worldwide.

Andrei Poama, Assistant Professor at Leiden University, published a piece in the journal of Political Philosophy about social injustice, disadvantaged offenders and the state's authority to punish.

How can theatricality act as a mediating process between public space and public as ‘audience’? Does the presence of an observer change the nature of the observed and if so, how?

The Liveable Planet programme assists scientists and local communities in taking up a collective responsibility to develop in a sustainable way. This is done together with a lot of scientist from various disciplines.

Toward optimal measurement and greater understanding of youth cognition in school refusal and cognitive behavioural therapy outcome