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.

Mapping the neural mechanisms underlying social motivations of adolescents and adults

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.

How do processes of coalition-formation influence patterns of decision-making in the European Union?

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?

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

Political scientists Tom van der Meer, Lisa Janssen (University of Amsterdam) and Tom Louwerse (Leiden University) analyse polls presented by the main polling agencies in the Netherlands, as well as micro-level panel data. They reach three main conclusions. First, vote intention polls in the Netherlands…

This dissertation explores how domestic political power struggles in Greece and Turkey during the Cold War engaged with the ongoing conflict in Cyprus and aims to demonstrate how socialist parties in Greece and Turkey struggled with the concept of the “nation” in battling for power and political positioning…

The idea that socially anxious people avoid eye contact because they are not interested in other people needs to be changed. They take their information from other physical sources, such as people's hands. This is the finding of Leiden psychologist Mariska Kret whose research has been published in…

Sonic Modernities situates Southeast Asian popular music in specific socio-historical settings, hoping that a focus on popular culture and history may shed light on how some people in a particular part of the world have been witnessing the emergence of all things modern.

On Wednesday 11 June 2025 Steffie van Gompel successfully defended a doctoral thesis and graduated.

A research into for whom, when and why the Cool Little Kids intervention works.

On 11 January 2019, Maastricht University and the University of Groningen hosted a workshop on the regulation of social media influencers.

Developmental considerations in the design and delivery of cognitive-behavioural therapy for adolescent school refusal

On Wednesday 3 July 2024 Renata Schiavo successfully defended a doctoral thesis and graduated.

Cynthia van Vonno, political scientist at Leiden University, explains why individual MPs vote according to the party group line.

The major aim is to develop, evaluate, and implement disease-generic cognitive-behavioral interventions through the internet in order to optimize tailored health care for patients with chronic somatic conditions.

It is sufficiently plausible that the professor from the Faculty of Archaeology exhibited the ‘inappropriate and unacceptable behaviour’ detailed in the advice of the investigating committee. That is is unless the professor provides counter-evidence. This is the conclusion of the Subdistrict Court…

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

How were (post) colonial migrants included in post-war welfare systems?

Childhood sexual abuse is a common problem, with approximately one in five girls and one in 13 boys worldwide experiencing some form of sexual abuse before the age of 18. Despite its high prevalence, many individuals remain silent about these experiences, often delaying disclosure for years, with one…

An acute shortage of social care staff means that family members often quit their jobs to care for relatives with severe disabilities. This seems too good to be true – and there is a catch. Barend Barentsen, Professor of Labour law, discusses this on Dutch consumer programme ‘Radar’.

A research into how people eat and drink during their daily routines, and the circumstances under which these activities take place.

ADHD&me is a new cognitive-behavioural therapeutic intervention for young adults (16–25 years old) with ADHD, specifically aimed at improving self-esteem. In this study, we are conducting a Randomized Controlled Trial (RCT) to examine whether this intervention improves self-esteem and whether related…

The electrochemical reduction of a group of organic compounds on platinum is strongly dependent on the arrangement of the atoms in the platinum surface. Christoph Bondue, postdoc in Marc Koper's group, published this in Nature Catalysis on 4 March. The reduction of such compounds is an important process…

How does the criminal justice system in Indonesia safeguard the rights of and access to justice for witnesses and victims?

This article by Danielle Goldwert, Sara Constantino, Jaroslaw Kantorowicz and colleagues presents one of the largest behavioral 'megastudies' to date, testing how different interventions can stimulate public, political and financial climate advocacy.