The COVID-19 pandemic and associated measures during the first lockdown in the Netherlands in March 2020 caused major changes in daily life. Parents worked from home and children followed school online. Therefore, the families were forced to spend more time together. This is particularly difficult for…

CERQ is a questionnaire measuring cognitive coping strategies developed by Dr. Nadia Garnefski and Dr. Vivian Kraaij.

Electronic versions of our publications can be obtained by sending an e-mail to Esther van den Bos: bosejvanden@fsw.leidenuniv.nl

What are the typical characteristics of teaching at research universities, and how is excellence defined and promoted? These are the key questions in the latest position paper published by LERU, the partnership of European research universities, including Leiden.

Lecture

On Tuesday 8 November, Americans will go to the polls for the so-called midterm elections. 'We tend to look at this election as if it were a poll on Biden. But it’s not a presidential election,' emphasises associate professor Sara Polak.

For 20 years, Comenius has been affiliated with the University of Groningen and organizes courses - both nationally and internationally - around personal leadership. The Comenius Courses are designed for experienced directors and managers from the public and private sectors such as general managers…

Election Day is over, but it's by no means clear who the new President of the United States will be. On the morning after Election Day, US expert Sara Polak relects on the results that are in so far, and looks ahead to the coming days.

The use-wear analysis of domestic implements provided new insights of the Single Grave Culture population in the Netherlands.

Maarten Aalbers was invited as a guest speaker by the University of Bergen (Norway) to present his views on the joint application of state aid law and free movement law concerning the adoption of sugar taxes.

Two PhD defences on 9 June by behavioural biologist Errol Neo and underwater acousticianan Özkan Sertlek relate to measuring noise in the North Sea and the harm this noise can do to aquatic animals and their surroundings. Little is known about how harmful human noise can be to aquatic animals.

The announcement by US President Donald Trump on 9 March in response to the invitation for a summit meeting with the North Korean supreme leader Kim Jong Un came as a big surprise. Media analyses vary from being very positive to almost cynically negative. However, according to researcher on Korea Koen…

Health is a wonderful gift, both for humans and for society. If we are able to prevent both physical and mental illnesses, we can spare a lot of suffering and fight rising health costs. Social scientists and physicians in Leiden are working closely together to conduct research on the human mental, behavioural…

Evidence and Care-work in a home visiting program to promote maternal sensitivity and parental reflective functioning in Alexandra township, Johannesburg, South Africa.

In the research theme ‘Animal Sciences and Health’, we work with various animal species to gain insights into fundamental biological processes in both animals and humans.

Being a supervisor is a demanding job. With these golden rules in mind, you'll do just fine. You can keep reading below, or download the PDF on the right for a visual representation.

Imagine that you have a chronic skin condition, characterized by red patches of itchy, scaly skin. You regularly notice people staring at your skin and sense their reluctance to shake your hand. Or imagine that you have Parkinson's Disease, causing your hands to tremble and making it difficult for you…

This research line is part of the living lab of the University’s Population Health interdisciplinary program, located at the LUMC Campus The Hague, where the Leiden University Medical Center collaborates with the Faculty of Governance and Global Affairs and the Faculty of Social and Behavioral Sciences…

Being a supervisor is a demanding job. With these golden rules in mind, you'll do just fine. You can keep reading below, or you can download the PDF in which you find a visual representation on the rules.

The university is making its campuses future-proof with measures for climate adaptation and biodiversity. You can read in the Sustainability Implementation Agenda 2023–2026 how we harvest rainwater, limit heat stress and make more room for greenery.

Behind the scenes, many different people are involved in the projects within the Brave Little Ones research group. See below for an overview of the research team.

Associate professor Eric Storm discusses the return of imperial ambitions in global politics on The Conversation. He argues that leaders like Putin, Xi, and Trump challenge the post-WWII international order.

There is a growing conflict between the US and the EU about the investigation by the Commission under the EU State aid rules into so called

On 8 February 2016, Dr Jennifer Tour Chayes, Director of Microsoft Research in Boston and New York, will be presented with a Leiden honorary doctorate by Frank den Hollander, Professor of Probability Theory and Statistical Physics.

Jeanine de Roy van Zuijdewijn, researcher and lecturer at ISGA, was interviewed by Deutsche Welle (DW) on the topic of career foreign fighters. This is also the topic of study in her latest publication.

From towering mechanical heroes to city-destroying battles, giant robots have become one of the most iconic images in Japanese animation. On 28 April 2026, Leiden University will host

As of 1 April 2025, Lodewijk Govaerts will be standing down from the Board of Governors due to other commitments that will demand a significant part of his time and attention within the foreseeable future. Govaerts does not want this to affect his ability to fulfil his role on the Board of Governors…

On 10 June 2021, the ESIL Interest Group on the EU as a Global Actor organised a joint webinar with the University of Salamanca, Faculty of Law on ‘The externalisation of EU migration policies in light of EU constitutional principles and values: a global actor to trust?’

The Rijksmuseum welcomes international, independent research proposals which open new perspectives on the museum’s collection, its history and activities. The programme enables highly talented candidates to base part of their research at the Rijksmuseum, and offers access to the museum’s expertise,…

NATO not only safeguards our security and stability, but also defends Enlightenment principles, promoting prosperity, health and freedom. This is what eminent psychologist and thinker Steven Pinker argued to a packed Great Auditorium.

Increasing above- and belowground biodiversity in arable leek cultivation to stimulate pest control by natural enemies.

Legal proceedings are often time-consuming, costly and stressful. Accessible out-of-court dispute resolution can sometimes offer a good alternative, but having access to reliable and efficient judicial proceedings remains equally important.

Five talks will be given during the Leiden Science Family Day: two children's lectures and three lectures for adults. Will you be there ?

Social anxiety disorder is one of the most common disorders in children and young people. Social anxiety is characterized by excessive fear and avoidance of social situations. The primary fear in children with social anxiety is that they will be negatively judged by others. To date, the most frequently…

How to come to valid risk stratification of alcohol use disorder?

In the specialisation Economic and Consumer Psychology, part of the Master in Psychology, you will study the psychological mechanisms that underlie our decisions and choices concerning consumption and other economic behaviours.

What role do parent-child interactions play in the development, maintenance and treatment of depression in young people?

At Leiden University, in both our biomedical and biological research, we use laboratory animals. Learn more about these specific areas of research and the goals we aim to achieve through these studies.

The Center for Interdisciplinary Placebo Studies Leiden (IPS) aims to advance the understanding of placebo and nocebo effects, their underlying mechanisms, and their potential applications in clinical practice. IPS consists of a group of interdisciplinary researchers working at Leiden University with…

How did learned natural historical inquiries into the underwater world develop in eighteenth-century Europe?

This dissertation provides a thorough review of the words belonging to the oldest layer of Germanic loanwords in Proto-Slavic and answers the question of how these words were adapted to the Proto-Slavic accentual system.

This longitudinal study is focused on neurodevelopmental problems in young children with XXY, XXX and XYY, aged 1 to 6 years.

Leiden was European City of Science in 2022: for a year Leiden was the capital of European science. Leiden University was a proud partner of Leiden2022.

Children with a specific phobia are excessively afraid of certain objects, animals or situations. Specific phobias are common in children, but they can make the child’s life at home, school and outside quite difficult. Together with a large international team, we developed the KibA-program to help children…

In this project we followed children of parents with an anxiety disorder. We wanted to examine how these children develop and try to better understand why it is that some children develop fears, whilst other children do not. In this project, we mainly focus on social anxiety disorder and panic disor…

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