Discover insights and advice from Leiden scientists on bullying, how to stop and prevent it. Learn why people bully, how bullied children can get help and what it takes to create a safe environment. Find out how anti-bullying programmes work in schools and why bullying is a serious problem that needs…

Anthropologist Anouk de Koning about the tottering welfare state and the dilemmas of a government operating as a nearby, friendly partner.

Feeling good doesn’t just lift our mood—it also helps us stay flexible and resilient. A new study by an international team of neuroscientists shows that natural brain opioids released after rewards play a key role in broadening attention, offering fresh insights into stress, cognition, and well-bein…

Teens with depression appear to be more sensitive to criticism from their parents than their healthy peers are.

How should we address our colonial heritage? And how digital and accessible are our collections? Outgoing State Secretary Fleur Gräper spoke with researchers and heritage specialists about this on 25 January.

PhD ceremonies in the Academy Building will be much easier for family, friends and other non-specialist audience members to follow after the summer. The Doctorate Board is pleased to have decided that as of 1 September, all Leiden PhD candidates will begin their PhD defence with a lay talk. ‘It can…

PhD defence

PhD defence

PhD defence

PhD defence

While tens of thousands of visitors dance to deafening music, a team of Leiden psychologists are trying to collect data for their research at Lowlands. How do festivalgoers experience a virtual trip? And what role do factors such as too little sleep and whether they have experience with psychedelics…

Spatial technology such as virtual reality can help patients who have difficulty with spatial cognition, for instance if they keep on losing their way. In her inaugural lecture, neuropsychologist Ineke van der Ham will talk about the importance of avatars, the patient experience and room for innovat…

Immigration and naturalisation policies are an important theme in the upcoming Dutch elections. The Netherlands should be mindful of its immigration narrative, says PhD candidate Hannah Bliersbach, as this greatly influences the relationship between ‘new’ citizens and their new home country.

The English taught interdisciplinary minor Violence Studies looks into various facets of interpersonal violence. Is this minor for all Leiden students? These two 'colleagues' are certain of it.

A professor from Leiden University, together with a former employee (who is also the professor’s partner), has been guilty of long-term unacceptable and often transgressive behaviour in the form of abuse of power and manipulation. This behaviour led to a culture of fear among staff who were largely…

Psychologist Ellen de Bruijn studies the effects of hormonal fluctuations on behaviour and on the brain over a woman's life course. With an ERC Consolidator grant, she and 3 PhDs and a postdoc will further her EEG research on the different stages at which girls and women experience strong hormonal f…

On January 30th, students from the interdisciplinary LDE minor "Co-creating a Healthy Society" presented their findings to external clients, such as the Municipal Health Service (GGD) and the Municipality of Leiden. The minor started two years ago. Led by Sandra van Dijk and Coen Wirtz, it is now a…

During the Food for Thought lunch meeting on 2 December, colleagues from across the Faculty of Social Sciences and the Faculty of Governance and Global Affairs gathered for the SSH Sectorplan theme Resilience in Youth to exchange insights and strengthen interdisciplinary collaboration.

Lecture

De onderzoeksteams zijn opgezet, samenwerkingen zijn gestart, projecten afgetrapt, de eerste startsubsidies zijn binnen en de websites zijn in de lucht. Het stimuleringsprogramma Citizenship, Migration and Global Transformations, dat bestaat uit de twee pijlers Social Citizenship and Migration en Global…

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.

‘AI can’t do half as much as people think,’ says computer scientist and psychologist Roy de Kleijn. He tries to teach robots seemingly easy things, and keeps on discovering how smart human intelligence really is. Three things that computers are no way near doing.

The year 2023 saw the earthquake in Turkey and Syria, the Wagner Group rebellion and wildfires and floods as all the weather records were smashed. Our most-read stories were about the climate crisis and the elections: here’s the list.

Medici kunnen veel repareren, maar ziekte voorkomen of uitstellen is beter. Daarvoor is vaak leefstijlverandering nodig en dat blijkt lastig. Gezondheidswetenschappers Sandra van Dijk (Universiteit Leiden) en Valentijn Visch (TU Delft) doen onderzoek naar de vraag hoe je mensen kunt helpen met gedragsverandering…

Are all murderers calculating psychopaths with an obscene predilection for bloody chainsaws? Yes, if Hollywood is to be believed, but in the real world they are generally everyday people with problematic backgrounds. Professor of Violence and Interventions Marieke Liem therefore calls for the demythologisation…

Americans are electing a new president in November but they also have other choices to make in the polling booth. Alumnus Sanne Rijkhoff works at a Texas university and is trying to help make students more aware of the elections.

Research

Connecting scientific fields, enhancing research and teaching, and providing innovative solutions to complex social issues: that is the idea behind interdisciplinary research. What did the university achieve in 2024? A small sample.

Western countries still tend to view Africa as the periphery, says anthropologist Mayke Kaag. In her inaugural lecture, she calls for a shift in perspective: to see Africa as a mirror of global developments.

Of the 900 new companies that have set up shop on the Netherlands’ largest campuses since 2018, 194 chose Leiden. This makes the Leiden Innovation District the fastest growing of the larger campuses. This is the conclusion a study by Buck Consultants International.

In the Changemakers Lab course, psychology students Diana Shalkivska (left in the picture) and Anna Rytirova discover what happens when academic knowledge meets real-world complexity.

Juan Masullo J., Assistant Professor at Leiden University’s Institute of Political Science, has been named a 2025 Harry Frank Guggenheim Distinguished Scholar. His research with Nicholas Barnes on public security policy preferences in Rio de Janeiro's favelas has been recognized for its innovative approach…

What are the main trends in family life today? Three stand out: young adults living with their parents for longer, people delaying parenthood and widening inequality between families. How did these trends emerge, and what are their consequences? Leiden experts explain.

Only one in five young people with emotional health problems such as an anxiety disorder receives appropriate professional help. GPs often fail to properly recognise the signals in children and young people, according to psychologist Semiha Aydin. How can we improve this? PhD defence 23 February.

Adults who were abused or mistreated as a child and consequently suffer from post-traumatic stress disorder (PTSD) can benefit greatly from cognitive behavioural therapy. This is the conclusion of a study of 149 patients. Researcher and PhD candidate Chris Hoeboer is hopeful about the results and the…

The Dutch asylum application centre in Ter Apel is overburdened, an issue that is currently a prominent feature in the Dutch media. In podcast De Verbranders, PhD students Neske Baerwaldt and Wiebe Ruijtenberg engage in dialogue, and use different angles to examine themes related to migration, borders…

The SENSYN project has found a solution to few public datasets for criminological research: synthetic datasets. Marieke Liem talks about this unique innovation

PhD defence

Talking about suicide is important, but anything but comfortable. To make this difficult subject easier for students and staff to discuss, the university is organising a campaign week in line with the national campaign ‘1K Z1E J3’ (I see you) being run by Stichting 113 Zelfmoordpreventie (113 is the…

Many primary school children suffer from anxiety and their numbers are increasing. Psychologists from the Knowledge Center Anxiety & Stress (KAS) are developing and researching preventive training.

Conference

The Ecuadorian Pachakutik party is one of the oldest indigenous political movements in Latin America. Despite not being very successful at the polls and hardly having organisational resources at its disposal, Pachakutik is still part of Ecuador’s political landscape. In her dissertation, Political Scientist…

Lecture, Food for Thought