Jasper Knoester is the dean of the Faculty of Science. How is he doing, what exactly does he do and what does his day look like? In each newsletter, Jasper gives an insight into his life.

Doing your taxes, Netflixing or driving a car: more and more daily activities are supported by computer applications. It is challenging and expensive to test software thoroughly, leading to errors in most applications. PhD candidate Benjamin Lion made a mathematical framework to deal with this problem.…

With the rise of AI, interest in computational linguistics and language models has taken flight. But machines are far from being able to go it alone. In her inaugural lecture, Professor Carole Tiberius will stress the importance of research on word combinations. ‘We know a great deal but there is a…

Few details, relatively few words. The coalition agreement presented is one of the shortest in the past 20 years, Arco Timmermans knows. Consequently, the outlines were not negotiated for very long, which has its advantages and disadvantages. 'Over the next few weeks, we are mainly going to see the…

The brief removal of Rein Dool’s ‘cigar-smoking white men’ painting generated a storm of reactions last November. Students, staff and alumni reflected on this at a symposium on Friday 26 May.

A team including staff from Leiden University won the Open Initiative Trophy on 11 February, a prize for the best open science initiative in the Netherlands. The winners developed Reprohak, a hackathon-like event where participants repeat research to see whether the results were reproducible.

Matthias Flór receives the KHMW Graduation Prize in Theoretical Physics for his master's thesis. His research on exotic superconductors at Leiden University and TU Delft struck a chord with the jury. The jury unanimously chose to award Flór noting that ‘he demonstrated impressive technical abilities…

After an extensive content analysis of the coalition agreement, a sharp fall can be seen in the focus on education & culture, science & technology and defence. This is the conclusion of university public administration professors Gerard Breeman and Arco Timmermans. They compared the content with all…

How do young zebra finches learn to sing? A research team led by researcher Katharina Riebel has developed a ‘RoboFinch’ to study just that. She and colleagues in the 'Seeing voices' research consortium have spent the past four years designing the robotic bird. And with success: young zebra finches…

Many problems in criminal law can be predicted by the academic world and using knowledge from criminal law practice, says criminal lawyer Professor Patrick van der Meij.

Tijdens Leiden Revisited kregen alumni van de Rechtenfaculteit de mogelijkheid om zich weer even echt student te voelen. Dit jaar vond het evenement namelijk plaats in de (oude) vertrouwde collegebanken van het Kamerlingh Onnes Gebouw.

A 1K Z1E j3 bench has been in the Huygens building since Thursday. The bench symbolises making suicide, depression and despair negotiable. 'We hope this bench invites people to start the conversation about how they are really doing,' says student wellbeing officer Elly van Laar. 'But it all starts with…

Cornald Maas was able to ‘pioneer’ in Leiden. This Dutch Studies graduate, presenter, programme maker and publicist combined an active student life with studying hard.

Researchers from Leiden Law School and the LUMC have received a grant for a joint research project. They will be looking into ways in which caregivers and patients can work together to come to a better decision.

IAt the Criminal Justice Public Lecture on 20 April, Professor of Law and Society Maartje van der Woude spoke about her research into decisions and practice in relation to intra-Schengen border areas and the free movement of persons. The thinking behind the Schengen area is that where the external borders…

On 15 April, our much-beloved and highly respected former colleague Dr Hans Brussee passed away from cancer. In January 2025, Hans began experiencing neck pain. Initially, it appeared to be a herniated disc, but sadly, the diagnosis was soon revised, and his condition proved untreatable. Hans was 77…

Yann Ryan recently joined the Institute for History as a postdoctoral researcher within the starting grant project 'Quiet Rebels? A Social History of Political Rhetoric’ under the supervision of Anne Heyer. Below, he introduces himself.

De Universiteit Leiden is al 25 jaar stevig geworteld in Den Haag. Dat werd zichtbaar tijdens de feestelijke bijeenkomst rondom de foto-expositie Universiteit Leiden in Den Haag: Onderzoekers van de stad.

The more data from cancer research we pool, the better we can search for new treatments. But how can we keep patient data safe when sharing it? Leiden researchers will tackle this challenge in a major European project.

Despite being prohibited by law since 1971, race discrimination continues to exist in the Netherlands. Why is this?

Training

Training

Training

Training

Training

Arts and culture

Lecture

Inaugural lecture

Debate

Workshops

Seminar

The democratic rule of law is under pressure due to a series of scandals and integrity issues, as seen in the recent parliamentary inquiries. Professor Ronald Kroeze explains: 'Public office holders are expected to show complete dedication, but that norm is quite absolute, and what we mean by it is…

The liquidator is, according to the law, the initial designated person to signal and address irregularities in insolvencies. But when tackling fraud costs more than it generates, what does that mean for the liquidator’s course of action? And which factors obstruct liquidators in addressing these irregularities?…

Investigation services and cyber criminals both make grateful use of the opportunities offered by digital technologies. Both groups' use of these services leads to breaches of privacy for citizens. The current legislation falls short in providing protective measures, is the conclusion reached by Professor…

On the university’s birthday, professors teach a class of 10 and 11-year-olds during Meet the Professor. The professors were bombarded with questions.

113 Suicide Prevention gave a guest lecture about suicide prevention at the Spanish Steps in Wijnhaven

Rapid developments in DNA techniques allow researchers to find out more and more about human genetics. An international group of scientists has drawn up five ethical guidelines to ensure that this DNA research is better regulated. Leiden archaeologist Marie Soressi – one of the signatories - explains…

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…

White girls receive significantly more positive comments from their teachers in their primary school reports than white boys and children from migrant backgrounds. PhD candidate Antoinette Kroes researched subtle biases in different contexts and saw how harmful these can be.

Symposium AI in het juridisch onderwijs

Six projects from the Faculty of Humanities recently received grants of up to 750,000 euros from the NWO Open Competition. Researchers involved tell how they will spend this money.

Simulations of galaxy formation provide much more information about galaxies than a telescope. Simulations have been improving significantly in recent years. Astronomer Evgenii Chaikin made such a significant contribution to this field that he graduated with honours on February 27th.

In March, Jan Pronk starts as the new Executive Director at the Faculty of Archaeology. We sat down with him for an interview on his background, his drive, and his take on archaeology.

Jasper Knoester is the dean of the Faculty of Science. How is he doing, what exactly does he do and what does his day look like? In each newsletter, Jasper gives an insight into his life.

Teacher training should do more to prepare teachers for the pedagogical aspects of teaching, Professor of Educational Sciences Tim Mainhard will argue in his inaugural lecture. ‘Children who find learning difficult particularly benefit from a close relationship with their teacher.’

Ever since Nadine Akkerman, Professor of Early Modern Literature & Culture, came across a woman spy in her research, secret agents have kept cropping up in her work. Now there’s Spycraft, a popular history book exploring the espionage techniques used by early modern spies, which she has co-written with…

Marleen Hogendoorn (36) studied Dutch Language and Culture at Leiden University and is now editor-in-chief of the feminist monthly OPZIJ.

To underline the urgency: Our faculty faces a significant financial challenge. With a structural reduction of €5 to €6 million in annual income, dark clouds are gathering on the horizon. Added to this are the uncertain consequences of budget cuts from The Hague, including the Balanced Internationalisation…

All acute care staff at Leiden University Medical Center have received their first and sometimes even their second dose of the coronavirus vaccine. But how long will you be protected after vaccination and what does the genetic material of the virus do in the vaccine? Our virologists Ann Vossen and Leo…

Elephant toothpaste, a trip among the stars or a lecture on mathematical juggling: on Sunday 8 October 2023, the Faculty of Science opened its doors for the third edition of the Leiden Science Family Day. A programme jam-packed with workshops, demonstrations, lectures and peeks behind the scenes for…