Lecture

Lecture, Seminar

Student Session

Lecture, Research Seminar

Josephus Justus Scaliger was one of the most famous scholars of his time and yet today his name is likely to be met with blank looks. His correspondence shows that this Leiden professor was also irritable to say the least. Kasper van Ommen will defend his PhD thesis on Scaliger’s legacy on 2 July. Find…

She stands out for the moderate tone she takes in discussions on Dutch talk shows. Without judgement you can have an open conversation, criminal lawyer Natacha Harlequin learned in her student days in Leiden. ‘What I personally think of the alleged act doesn’t matter so much.’

...What does seem clear, though, is that there is a great deal of room for improvement in the process of out-of-home placement. The FSW's social and behavioural scientists give their views.

On 15 May 2025, a roundtable '80 Years of Peace in Europe?' was convened with students and staff at Leiden University to reflect on the anniversary of the end of World War II.

This blogpost reports on one of these conversations, which Alessandro Pisano, political science student at the University of Turin, and I had with regards to the transforming neighbourhood of Mirafiori Sud.

What causes depression in a child and how can they get over it? Leiden Professor of Psychology Bernet Elzinga and behavioural scientist Carine Kielstra recently hosted a webinar on the subject of depression in teenagers. The level of interest was overwhelming.

A Dutch-language video shows children their new life during the corona crisis and gives them some guidelines to help them feel less worried. The short animated video was made by two German researchers with whom child psychologists Anke Klein and Annelieke Hagen are working. ‘With our translation, this…

Als nieuwe hoogleraar Ontwikkelingspsychologie pleit Anna van Duijvenvoorde voor meer samenwerking in de wetenschap. Daarom moedigt ze jonge onderzoekers zich aan te melden bij een netwerk. ‘Het biedt je een bredere blik op de wetenschappelijke wereld.’

Dutch and international students brandishing bows and arrows fire at each other on the fields of the University Sports Centre on 11 May. This is the aim – not the shooting each other, but the act of getting together.

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.

At a time when statues of figures from history have an uncertain future Valika Smeulders has just become Head of History at Amsterdam's Rijksmuseum. What changes does she want to make? And how does she look back on her Languages and Cultures of Latin America degree programme in Leiden?

In his leaving interview, Martijn Ridderbos doesn’t have to think long when asked what he is most proud of. ‘Bringing people together; creating things together. Reducing the gap between researchers and the staff who support them because the latter are essential. We’ve achieved that and the seeds have…

Leiden Law Cast is a podcast made by Leiden Law School, Leiden University, for everyone who wants to learn more about current legal issues.

A delegation from Leiden University is currently visiting Mexico to initiate collaboration with universities and science funding bodies in the country and to extend and expand existing partnerships. Rector Magnificus Carel Stolker is confident enough already to call it a success.

Laura Nijkamp’s biggest dream came true recently: she took a parabolic flight and was weightless for a moment. The BrainFly student team, which includes psychology students from Leiden, needed volunteers. She signed up immediately. She tells us all about her experience.

Eiko Fried, associate professor of clinical psychology, comments in Leisure Management on new research showing that consumer smartwatches cannot distinguish between stress and excitement. He stresses these devices are lifestyle gadgets, not medical instruments, and warns consumers against overestimating…

Creating a good life and new work values through foodwork?

Reviewed by Simon Polinder.

The legal distinction between victims of human trafficking and victims of migrant smuggling is unjust, argues De Massol Rebetz in her PhD thesis. In certain instances, smuggled migrants should be treated the same as victims of human trafficking.

The first full-colour images of the cosmos from ESA's space telescope Euclid were presented today. Never before has a telescope been able to take such crystal-clear astronomical images of such a large part of the sky and so far into the deep universe. The five images illustrate Euclid's full potential;…

Piercing through the skull with an ice pick, administering electric shocks without an anaesthetic, or applying leeches to the uterus: these may seem like medieval methods of torture, but they are in fact therapies used in medicine. Willem van der Does writes about all of them in his new book. ‘Physicians…

Better supervision of PhD candidates, clear guidelines on career paths and an MRI scanner that can be accessed by all researchers: these are the recommendations from the new self-evaluation. Colleagues say: ‘This forces us as an institute to formulate our mission and vision more precisely.’

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.

The Dutch Research Council (NWO) has awarded Vidi grants to Leiden researchers.

A 35-year-old uranium crystal will not disclose its secret: what causes a dramatic phase transition at 17.5 Kelvin? Thanks to a new artificial intelligence approach, half of the possible explanations are excluded, but the definitive answer remains to be found. 'It is very frustrating', says physicist…

‘I already gave a talk about planets when I was five.’ With the theme of the 3 October celebrations being ‘Jong geleerd is oud gedaan’ (meaning something like, ‘You’re never too young to learn’), this year’s 3 October University was especially for children. Many parents came with their offspring to…

In this interview, Karlijn Hermans, the university's Open Science coordinator, introduces herself and the Academia in Motion programme.

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…

Anthropological Research on Solidarity Economy in Croatia: the case of CSA.

The Master of Laws: Advanced Studies in International Children’s Rights (LL.M.) was launched in 2015 to equip a generation of professionals to protect the rights of children worldwide. As the programme celebrates its 10th anniversary, we reflect on its impact.

Migration, globalisation, technological developments, climate change: the greatest challenges of our time all affect our labour market. But how exactly? And can we influence this? Professor of Economics Olaf van Vliet regards it as his job to reveal how things really are. ‘That way, we can work on solutions…

As Board Secretary, Corry Donner aims to be a ‘spider in the web’; someone who keeps a watchful eye on and brings together all the different perspectives of the institute’s board. Now she's left her carefully woven web at the university and transfer her tasks to her successor. Last September, we talked…

From the Spanish Flu during WWI to COVID-19: the role of the American government in these Pandemics. Professor Giles Scott-Smith, who together with Dario Fazzi and Gaetano Di Tommaso completed the book project Public Health and the American State, discusses a century of American responses to health…

This year, NWO has awarded a Veni subsidy to 143 young researchers who have recently obtained their PhD. 17 of these researchers are at Leiden University and one works at the LUMC. The successful applicants will each receive 250,000 euro to develop their ideas and carry out research over a period of…

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…

On the Things That Talk platform, students publish stories about objects from museums from the many collections of the university library and the city. An interview with Fresco Sam-Sin, its creator. Sam-Sin: ‘Things That Talk is a way to talk to each other about the structure of our education and about…

Elise Dusseldorp has been appointed Professor in the Methodology and Statistics of Psychological Research. In the same way that she spends her spare time rambling through the forest, as a professor she sifts through colleagues’ research data. ‘I often come across information that doesn’t appear in the…

Climate change is a hot topic and constantly in the news. Thousands of Dutch high school students protested at the Malieveld in The Hague. News website Nu.nl has barred climate change deniers from their comments section to prevent ‘fake news’. How does climate change impact the research community, and…

Since 1919 the International Labour Organization (ILO) has been promoting the rights of workers worldwide. On 7 February, Leiden University hosted the symposium celebrating the 100-year anniversary of the foundation of the ILO. Leiden emeritus professor of International Labour Law Paul van der Heijden…

University historian Willem Otterspeer is about to retire, and he will give his farewell lecture on 4 November. Although... it is really a farewell? He still plans to write another five books, using oceans of archive material. 'An archive should be like the surf breaking on the seashore: wonderful…

It has been just over a decade since the first students graduated with Leiden University’s unique Liberal Arts and Sciences Bachelor degree. We caught up with one of those pioneering graduates.

Yusra Abdullahi, Maha Ali and Felipe Colla de Amorim recently joined the Institute for History as PhD candidates. Together they work an an integrated, collective project. Learn more about them below!

‘Men must make way. GroenLinks–PvdA voters are sending at least three additional women into the House of Representatives through preferential votes,’ Trouw headlined this week. What would happen if we allocated all seats on the basis of preferential votes? And would we see differences between the pa…

For every period, it is a challenge to unearth the details of political trafficking; yet the effort needs to include all relevant persons, groups, and institutions – not only those wielding formal responsibilities. We hope to reinvigorate this effort by inviting specialists to present their research…

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