On Thursday 11 December 2025, Daan Roovers, the philosopher and former Denker des Vaderlands (Philosopher Laureate), will give the 54th Huizinga Lecture at the Stadsgehoorzaal in Leiden. Under the title What’s at stake: The boundaries of politics and fair play, she will reinterpret Johan Huizinga’s…

A unique multicenter study, including about 3,500 youth between 10 and 25 years old from across the globe, shows that artificial intelligence - specifically machine learning - is able to identify individuals with anxiety disorders based on their unique brain structure.

There is greater variety in the size of men’s brains than of women’s. This could help explain why some psychiatric disorders such as ADHD and autism are more prevalent in boys. Leiden brain researcher Lara Wierenga has published an article about this in the international journal Cerebral Cortex.

The celebration of our up-and-coming science talent, that is the Psychology Science Day. Students stand proudly by their research posters and enrich the insights of fellow students, PhD candidates, postdocs and faculty with their explanations.

LUF grants for research projects have been awarded to Liesbeth van Vliet, Michiel Claessen, Anna van Duijvenvoorde, Laura Steenbergen, Kim de Jong and Franziska Richter. Each of these Leiden University scientists receive an amount between € 17.500 and € 25.000 to realise their scientific plans.

In Freedom Stories we share the freedom stories of our students and staff, in honour of Liberation Day in The Netherlands. Today, we share Leen's story. We asked her, what does freedom mean to you?

The number of victims of child abuse is estimated to be higher during the first lockdown compared with a period without a lockdown. This is mainly due to an increase in the number of victims of emotional neglect, including educational neglect and witnessing domestic abuse. Families with children about…

What is the effect of training children to exercise self-control? Niko Steinbeis has been awarded a major European subsidy to find the answer to this question. The innovative aspects of this research are the target group, an individual approach to the training and examining the child brain the scann…

Marcia Brandenburg, PhD candidate at Clinical Child and Adolescent Studies in Leiden, is the winner of the Dutch final of the science communication competition FameLab. She will represent the Netherlands in the final.

Why is the sky blue? Why are most people right-handed? Why are spiderwebs so strong? These are just some of the questions arriving at Postbus 71, a Leiden2022 project where everyone can ask their questions. Friso de Hartog, the driving force behind Postbus 71, is busy answering as many questions as…

At this year's conclusion of the PRE-Class Psychology, the central hall of the Faculty of Social and Behavioural Sciences became a hub of knowledge exchange revolving around a central theme: emotions.

Three young researchers from Leiden have received an Early Career Award from KNAW for their innovative research. The award consists of the sum of 15,000 euros and an artwork.

'Building 4 Belonging' is the title of Carolien Rieffe's honoured NWO proposal for research on loneliness. Psychologist Rieffe is especially proud of her super strong team. 'It is truly multidiciplinary research with a non-conventional approach.'

Women are more often diagnosed with depression, whereas ADHD is much more frequently detected in men. And there are other more striking differences. What role does the brain play in mental health and what is the influence of the environment? For answers to these questions, listen to the ‘(Un)gendered…

On November 17, the Leiden Anthropology of Asia Network held its second Anthropology of Asia at Leiden Update. At Leiden University, anthropologists are not at all confined to the Institute Cultural Anthropology and Development Sociology (CADS).

Leonie Vreeke is ready to start a new 5-year project to develop a stepwise treatment specific to very shy young children. Her proposal was granted by ZonMw with nearly € 600.000,-. A PhD student and a research assistant will be appointed to execute this project, together with societal partners such…

Young children who are less empathetic than their peers are more likely to be aggressive when older. This is what Malou Noten concludes in her dissertation. PhD defence on 25 November.

A group of postdoc and PhDs at our Focus on Emotions lab organized an escape room for staff and students to increase their awareness of diversity and accessibility matters. It was designed particularly for this year’s EUniWell FestiWell, which ran under the headline “Towards global sustainable well-being”.…

Children with hearing loss often fail to pick up on nuances in other people’s emotional responses. As a result, they do not always understand what is going on. Yung-Ting Tsou, a PhD student at Leiden University, found that having more knowledge of emotions and social conventions can help them in their…

Foster children’s behaviour is more problematic than that of their peers in ‘normal’ family situations. However, it is difficult to determine the exact cause of behavioural problems. Anouk Goemans, a researcher in clinical child and adolescent studies, calls for more screening and monitoring. PhD defence…

Modern Japanese culture can best be described in one word: cute. Hello Kitty, the most important symbol of cuteness, can be found in all layers of society. Leiden Japanologists Ivo Smits and Kasia Cwiertka put together a volume of articles on this curious phenomenon.

Young children exhibit more aggressive behaviour if their nervous system fails to respond adequately to stress situations and if they are exposed to risk factors such as smoking or psychological problems experienced by the mother during the pregnancy. This is the conclusion of PhD candidate Jill Suurland.…

We often assume that highly gifted children always perform at maximum capacity. Psychologist Bart Vogelaar discovered that this group too benefits from training and explanation. Strangely enough, the benefits are the same for both groups. PhD defence 18 January.

After twenty weeks of hard work, third-year students of International Studies wrapped up the ‘Practising International Studies’ (PRINS) consultancy course by pitching their major research findings and advice to organisational partners. We were invited to attend the presentations on behalf of the International…

Playgrounds often fail to accommodate children with autism, according to researchers Carolien Rieffe and colleagues. They have published an essay offering practical advice on how to make all children feel safe and welcome for Autism Week (Dutch) and World Autism Autism Awareness/ Acceptance Day on 2…

Four researchers from Leiden University have been awarded prestigious Vici grants the Dutch Research Council (NWO) has announced. The honoured applications are from researchers at the Faculty of Social and Behavioural Sciences, Leiden Observatory, the LUMC and the Faculty of Archaeology.

Loes Janssen would like to foster well-being of families by using an app and sending families short and fun activities each day to do together. For the Synergy Award ’21, PhD candidates were invited to submit their innovative idea on how to create societal impact. Watch the final on 4 February and vote…

How can mentors and social workers foster the vocational identity of at-risk youth and improve their prospects? This is the subject of Rineke Keijzer-Groot's thesis. She is a dual PhD candidate at ICLON and Dual PhD Centre. Defence on 18 November.

How important is a child’s right to meaningful peer relationships? Vaishnavi Ramalingam wrote her master’s thesis on this topic, and was recently awarded the Royal Holland Society of Sciences and Humanities (KHMW) Jan Brouwer Thesis Prize 2026.

Inaugural lecture

Read all about YAL membership and the members of the Young Academy Leiden.

We know from national and international research that many students struggle with psychological problems. How about students in Leiden? Leiden University's Student Well-being Taskforce wants to see more research and has also come up with some advice, ranging from personal buddies and digital support…

Various consortia in which Leiden University is represented are beginning interdisciplinary research, which will bring scientific and societal breakthroughs within reach. Knowledge institutions, government and private parties are working closely together on the projects.

Dissociation is a common symptom in borderline personality disorder and is associated with an increased risk of suicidality and self-harm. Dialectical behaviour therapist Anne Krause-Utz has written a book for clinicians, researchers and students who want to better understand and recognise the pheno…

On this page you will find an overview of awards and prizes granted to our staff and students in 2024, as well as special appointments at Leiden University and other institutions.

Lecture, Sociolinguistics & Discourse Studies Series

People are keen to make a contribution that will be valuable for scientific research. Many thousands are taking part in the Major Flu Survey. Leiden researcher Anne Land is publishing on this subject in the Journal of Science Communication.

Stress among students is a growing problem. A new Student Wellbeing taskforce will be looking at the mental health of students at Leiden University.

Data about COVID-19 were everywhere during the pandemic, but how will all this data continue to be managed and kept open so that it is usable in the future? We spoke with Kathleen Gregory, researcher at the Centre for Science and Technology Studies (CWTS), who will study this question in a new project…

Biophysicist Alireza Mashaghi and his collaborators are taking up the fight against muscular dystrophy: genetic disorders that cause muscle weakness. They want to inhibit the clumping of proteins that results in toxic aggregates. For this, the team receives 550,000 euros from Health Holland. The team…

Extremely painful chronic cluster headaches – sometimes referred to as ‘suicide headaches’ – can be prevented by stimulating the occipital nerve in the back of the head, according to research conducted by Professor Emeritus of Neurology Michel Ferrari from Leiden University Medical Center (LUMC). The…

Early diagnosis, new treatments, and personalised care: all of these are possible if we can better unlock the wealth of information hidden in health data. Unfortunately, this data is often poorly organised, difficult to access, and not interoperable. The new international Leiden Institute for FAIR and…

Mirjam Oomens was working on her PhD research on language in the consulting room when she was diagnosed with metastatic cancer. Four years later, she has made it her mission to encourage doctors and other healthcare professionals to make fewer statements about life expectancy. 'Such a conviction can…

Following China and Italy, it appears that the United States is becoming the next epicentre of the coronacrisis. Can the US handle this crisis? Is president Trump dealing with the situation correctly? We asked Leiden America expert Sara Polak.

Positive expectations about a medicine may help it to work more effectively, even if you tell patients about this placebo effect. The reverse, the nocebo effect, works in the same way. Health psychologist Stefanie Meeuwis found evidence for this in various studies. PhD defence 3 June.