This summer, Jeffrey Fynn-Paul started as a lecturer at the Institute's Social and Economic History section.

In a one-hour interview on Dutch radio programme Sleutelstad, Anne-Laura van Harmelen talks about her research into the role friendships in adolescents' well-being, the resilience paradox and the role of social, hormonal and genetic factors in stress-levels and resilience.

Dutch artist and visionary David Humbert de Superville (1770-1849) was the founder and first director of the Print Room at Leiden University. An exhibition and symposium are now being organised in his honour. What makes him so remarkable?

Three of our researchers have been awarded a certificate for receiving enough downloads to be in the top 10% of papers in 2022

It is one of the most personal and simultaneously most universal experiences of human life: caring for a young child. Professor Sarah Cramsey has been awarded an ERC Starting Grant to investigate how factors such as nationality, political systems, and religion influence the first thousand days after…

Bullying, abuse or a difficult divorce: many young people struggle with mental health problems after traumatic experiences. But why do some suffer much more than others? This is the question that Hannah Dorsman is exploring within the THRIVE project.

Conference, Global Histories of Knowledge Seminar

All Political Science graduates have good reasons to be proud of themselves, having successfully completed their studies and having demonstrated considerable personal growth. This October, fifteen bachelor students can be extra proud: their theses were nominated for a thesis prize. In the class of 2023,…

Dutch influencers like Romy Boomsma and Nina Pierson have a huge following on Instagram and are increasingly sharing book tips there. Researcher Aafje de Roest wants to find out more about the reading culture they are promoting and its effect on the reading habits of their mostly young female follow…

Working Group

Neeltje Blankenstein receives an LUF grant to conduct research on online risk behaviour among young people. What risks do young people take online and why? 'With this research, we not only want to help prevent serious risk behaviour, but also understand what drives young people to it.'

The Executive Board is visiting the university’s institutes to find out what is going on. On 8 July 2025, it was the turn of the Institute of Environmental Sciences (CML), one of the fastest-growing institutes at Leiden University. ‘Our main aim is to preserve our planet for future generations.’

At the Netherlands National Open Science Festival in Rotterdam, 400 people with a heart for research and sharing knowledge came together — including many Leiden University employees. Four colleagues told us about their Festival experience, and their work to practice Open Science at Leiden University…

Cognitive psychologists Eliska Prochazkova and Mariska Kret from Leiden University have won an Ig Nobel Prize for their research into the romantic click between people. They discovered that attraction between people can be predicted by synchrony in heart rate and skin conductance.

On 22 September, LUCSoR alumnus Bas van Rijn successfully defended his PhD dissertation entitled “The Experimental Culture of Afterlife Research: Attempts by Spiritual Animal Magnetizers to Prove Life after Death” at Universität Bern, Switzerland. The PhD project was part of the of SNF research project…

From global warming to the decolonisation of knowledge. At the EuroScience Open Forum (ESOF) in Leiden over 500 speakers from 60 countries have come together to discuss the big themes of our times. Why have the delegates come?

With the passing of Henk Jan de Jonge on 16 April 2022, Leiden University has lost one of its most characteristic, learned and devoted professors.

These days we do not just have wars and civil wars – more of a global civil war, says Bashir Azizi, who received a PhD in April 2020 for his thesis on global citizenship. The second edition of his thesis was recently published.

Maarten Jansen, professor emeritus at the Faculty of Archaeology, was appointed as Distinguished Emeritus Professor for two years at the University of Bonn. In this position, Jansen, a world-renowned specialist on ancient Mexican pictorial manuscripts, will further expand upon the long-standing collaboration…

Global science research serves the needs of the Global North, and is driven by the values and interests of a small number of companies, governments and funding bodies, finds a major new international study published today. As such, the authors find, science, technology and innovation research is not…

How can I align science, society and myself to address today’s major challenges? That’s what students of the Honours College track ‘Science, Society and Self’ aim to find out. How do their classes at honours differ from their regular education?

VVI Research Meetings 2022-2023

They are not always in the spotlight but are essential to our scientific research: Leiden research support professionals. And their network is growing and professionalising all the time. Over a hundred such professionals shared knowledge and gained inspiration at the Leiden Research Support Network…

In zoos, at festivals and in a mobile lab at the market: everywhere, Mariska Kret tries to understand human and animal emotions with her distinctive behavioural research. Now she has received the Mercator Sapiens Stimulus of €1 million for her efforts.

Seminar

Conference

Leiden University will be conferring three honorary doctorates in its special anniversary year. They will be awarded to Eliot Higgins, truth finder and founder of Bellingcat, Bonnie Honig, expert in feminist theory and legal theory, and Kelly Chibale, professor of organic chemistry, who works on prevention…

Political scientists study topics that affect society, but their work often remains out of the spotlight. Not always: the research of Leiden political scientist Simon Otjes does have a visible impact.

A basic income would not necessarily mean that people would work less. This is the conclusion of a series of behavioural experiments by cognitive psychologist Fenna Poletiek, social psychologist Erik de Kwaadsteniet and cognitive psychologist Bastiaan Vuyk. They also found indications that people with…

Seminar

PhD defence

Workshop

Workshop

Workshop

Workshop

Workshop

Workshop

People can be easily mislead with graphs. But they don’t necessarily stay misled, the research shows.

Lecture, European Union Seminar

Open Dialogue Session

Synchronised heart rates and skin conductance tell us that people are attracted to each other. This explains why we feel a romantic ‘click’ with some people and not with others. This is the result of research by psychologist Eliska Prochazkova from the Leiden Institute for Brain and Recognition, which…

Consumer grade smartwatches may not be as accurate as promised when measuring tiredness or stress. That is the conclusion of researchers Björn Siepe and Eiko Fried based on a comparison between smartwatch measurements and self-reports by users.

Workshop

The interdisciplinary Kiem project ‘Violence as a Population Health Problem’ has resulted in a plan to apply for a large, yet-to-be-decided research grant. The so-called pressure cooker session at the heart of the project proved very effective.

VVI Research Meetings 2022-2023

Distracted eating is common and has adverse health consequences. Read more about the research of Leiden social psychologist Lotte van Dillen and some strategies to combat that behavior.

It is a full classroom: more than 30 pupils from 5 and 6 vwo are present to listen to political scientist Leila Demarest's lecture. She gives a brief introduction on the topic she is about to discuss: democracy in the global North and South. At first, the group seems a bit quiet, but when she asks questions…

Carlotta Rigotti and Eduard Fosch-Villaronga have published a new article that offers an insightful and critical literature review on fairness and AI in the labour market as part of the BIAS project.