BrainTrain: an initiative from Leiden University in which a team of students visit high schools to make adolescents more resilient against disinformation on the news and on their socials. In an interactive two-hour guest lesson, high school pupils discover how easily their brains can be tricked into…

How can the university create a safer working environment? Ombuds Officer Marjan van Dasselaar provides independent and impartial advice on this matter. In her recently published annual report, she also provides a number of recommendations. ‘We’re all responsible for ensuring a culture of dignity and…

Without scientific knowledge, we won’t be able to tackle the grand challenges of the 21st century: climate change, energy transition, social inequality and coronavirus, for example. Professor by Special Appointment of the Social Value of Science Laurens Hessels is therefore calling for more transdisciplinary…

Anne-Laura van Harmelen, professor Brain, Safety and Resilience will give her inaugural lecture ‘Resilience does not exist’ (in Dutch) on Monday 27 June. In her inaugural lecture she will discuss resilience after childhood adversity.

Education, Research

PhD defence

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.

Why do some people with adverse childhood experiences develop mental health conditions whereas others do not? A Leiden research project is looking for volunteers aged between 18 and 24 to help us understand more about human resilience.

Han Meyer, Carola Hein, Paul van de Laar and Sabine Luning, argue that in the current moment of major crises these ship channels necessitate radical reconsideration.

Crucial information about research, funding or how university rankings are created is often not freely accessible. The Barcelona Declaration on Open Research Information calls for such information to be made open. Professor Ludo Waltman is one of its initiators. What needs to change?

Since 1 January 2020 - with the transition to the Dutch Civil Code - the system of writing off leave has changed. When you take leave, the system automatically writes off the hours that fall due first.

We provide answers here to some frequently asked questions about collaborations with the fossil fuel industry.

If you work at Leiden University, you automatically accrue pension with the Algemeen Burgerlijk Pensioenfonds (ABP). You can supplement your pension with ABP. In addition to a retirement pension, ABP also offers surviving dependents insurance and a work disability pension. From 1 January 2027, the…

In the Netherlands, children attend school from the age of 4 and are legally required to do so from the age of 5. Elementary school, or primary education (basisschool), lasts 8 years.

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.

Criminal law can reinforce social inequality. ‘People at the lower end of society are hit harder by criminal law in a range of different ways’, says Professor Marloes van Noorloos. ‘That has to change.’

Wat gebeurt er op het schoolplein? Sensoren op kleding openbaren pijnlijke patronen

Leiden University no longer wishes to collaborate with fossil fuel partners that are not demonstrably committed to achieving the Paris Agreement targets. Exceptions will be made only if a collaboration demonstrably contributes to the energy transition. This proposal by the Executive Board was discussed…

Leiden University has taken eighth place in this year’s SustainaBul, the sustainability ranking for universities and universities of applied sciences in the Netherlands. It was in 18th place last year.

With the new SSH labs and their organisation, the lab coordinators will also fulfill a new role. An interfaculty workgroup -consisting of staff from Psychology, Pedagogical Sciences, Humanities and SOLO - is currently discussing the new role of the lab coordinators, and how the lab coordinators can…

The Duurzame Jonge 100 (Sustainable Young 100) is an annual election for young entrepreneurs, young professionals and students who show that a sustainable future is possible. The 100 most inspiring people in the field of sustainability are chosen from all participants and appear on the list. This year,…

Leiden University is pressing ahead with Open Science and Recognition & Rewards! This is the key message of the new Academia in Motion steering group.

Two Leiden projects have been awarded Open Science NL funding to make science more accessible to academia and the world outside. The projects will strengthen the open science infrastructure.

Professor of Brain, Safety and Resilience Anne-Laura van Harmelen has been nominated for the Huibregtsen Prize. The winner of the prize will be announced on the Evening of Science & Society (4 October).

How do parents communicate anxiety to their child via body language and words? Psychologist Cosima Nimphy studied this question for her PhD research. Experiments show that children of anxious parents are not more sensitive to their parents’ signs of anxiety.

Lecture, Food for Thought

It is often thought that immigration threatens the solidarity on which redistribution relies. But looking at the post-war period, PhD candidate Emily Anne Wolff finds that this is not the case.

As sea levels rise and climate change speeds up, knowledge about the ocean becomes increasingly important. But how is this knowledge being created and how can we use it best to prepare for the future? To answers these questions, Jackie Ashkin studies the day-to-day work of ocean scientists from up c…

Conference

Many European citizens feel connected to the European Union and place trust in it, Eva Grosfeld found in her PhD research. Yet around a quarter do not identify with the EU at all. How can the EU regain their trust?

Facility

Facility, ICT

How do digital technologies affect adolescent mental health and resilience? How do we foster a secure online environment? How should we deal with increasing rates of online crimes among adolescents? During the mini-symposium ‘The effect of the online world on adolescents’, presented by the interdisciplinary…

Can we reshape school playgrounds through data and design? By using AI and wearable sensors, data scientist Maedeh Nasri discovered ways to create environments where children, including those with ADHD and autism, can connect, play, and grow.

When do we say violence was used in an incident? The answer may seem obvious at first. But interim results from a study by Jolien van Breen show that Dutch people are labelling events in increasingly broad contexts as violent.

In the ESOF2022 mini-symposium organized by the Social Resilience & Security programme, international experts with a background in psychology, philosophy, and law discussed how the online world is related to adolescent mental health issues, moral and emotional awareness and children’s rights. In three…

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.

Liveable Planet, the Leiden interdisciplinary research programme on sustainability, has a full presence at the LUGO Sustainability Day on Tuesday 9 May. Professor Jan Willem Erisman will deliver the keynote lecture. You can also ask questions about sustainability research and interdisciplinary collaboration…

Since the demonstration over a year ago on the Wijnhaven campus, Leiden University has developed plans and initiatives to create the safest possible work and study environment for our university community. The Executive Board would like to explain what has happened since and what else we can expect…

Researchers Marit Ruitenberg and Janna Marie Bas-Hoogendam have received NWO-XS grants for their research projects on freezing in Parkinson’s disease and the neurobiology of social anxiety. The grant supports innovative, curiosity-driven research within the social sciences and humanities.

On Tuesday 30 September 2025, PhD candidate Jonathan Collins will defend his dissertation A Wolf in Sheep’s Clothing: A Mixed-Methods Analysis of the Far-Right Alt-Tech Social Media Movement in Leiden’s Academy Building. His work examines the communication dynamics of far-right communities on alternative…

The Economics Department at Leiden University is pleased to announce a junior workshop focusing on The Economic, Social and Political Effects of Migration, which will be held Friday 19 April 2024, at the Gravensteen in Leiden.

Workshop