As part of the LIAISON Research Project, Eduard Fosch-Villaronga and Hadassah Drukarch organised a workshop at the European Robotics Forum (ERF 2021) to engage the broader community in the projects’ goal of liaising robot development and policymaking.

The gas prices now exceed 300 euros per megawatt hour – a record. The transition from fossil (natural gas, coal, oil) to renewable energy is needed and soon. But how do you get a society (and its citizens) to switch to sustainable energy?

Not all problems are easy to solve, but with enough bright minds, you make progress step by step. ‘The kind of problems I am interested in have been occupying mathematicians for over two millennia,’ says theoretical mathematician David Lilienfeldt. In September, he started at the Mathematical Institute…

Assistant professor Joost Willemse firmly believes that as a teacher, you’re never done learning. ‘Students ask questions about things you’ve never thought of yourself. Ultimately, that makes you better at your job.’ That’s why he always encourages his students to ask questions. And it’s appreciated:…

Whereas ethical research rules were previously mainly associated with the sciences, today they also play an increasingly important role in the Humanities. What are the consequences of this for researchers in the Humanities? And when do you need the Ethics Committee? We discussed this question with Dorota…

From painful joints to intense fatigue: a third of rheumatism patients suffer serious effects from this chronic condition and rely long-term on medication. Leiden psychologists are to receive a subsidy from the Netherlands Arthritis Foundation to investigate whether placebo techniques can help patients…

On Friday 10 June a workshop on students’ unique skills was organised in the context of the joint Erasmus+ project ASSET-H. In this workshop, teaching staff learned how to showcase the skills that students can learn in their classes. Trainer Catho Jacobs has five tips on helping students to recognise…

A team of developmental psychologists and educators are involving young people in the communication about brain development. A second team of Leiden neuroscientists conducts research into music and spatial skills and searches for healthcare applications. Both teams were awarded a sum of 10,000 euros…

‘A Muslim and a Jew in the house of God.’ This is how historian Nadia Bouras introduced her recent conversation with colleague Sara Polak in Leiden’s Hooglandse Kerk. They discussed the rising tensions since the outbreak of the Israel-Hamas war. ‘Dare to ask each other questions.’

How is interdisciplinary collaboration faring at Leiden University? And has disciplinarity been completely abandoned? I’d like to reflect on some concerns among colleagues and on our plans for the future.

What do ten-year-old children and chatbots have in common? PhD researcher Bram van Dijk studied language development in both children and AI language models. ‘It’s actually quite practical that we attribute human traits to a chatbot.’

We take it for granted that water comes out of the tap and electricity out of the socket. But that isn’t always the case. Last Tuesday began like any other day, with our board meeting in the morning. But things were soon to change.

A group of united astronomers have successfully convinced Europe’s leading astronomy journal Astronomy & Astrophysics to institute a name change policy for transgender people and others. ‘It’s really frustrating that such a large organisation needed an initiative from outside to adopt a more inclusive…

If doctors could better estimate a patient's chances of survival, this would help in choosing a specific treatment. It would be particularly beneficial for the rare and malignant Ewing sarcoma, which mainly affects children and adolescents. Mathematics professor Marta Fiocco has been awarded a substantial…

It’s already in the name. Everything you tell a confidential counsellor is confidential. In fact, a confidential counsellor is even liable if they breach their duty of secrecy and confidentiality. Considering all the recent reports in Dutch media of unacceptable behaviour, more attention than ever is…

Security seems to most people a basic necessity of life, a prerequisite for a good life. But if you think about it a little longer and deeper, as political philosopher Josette Daemen has done, you realise that security sometimes comes at the expense of other important goods, such as freedom and equality.…

Proton therapy is a new way of treating cancer in which radiation doses are delivered more precisely. This results in less damage to surrounding tissue and fewer side effects. Professor Marco van Vulpen is medical director of HollandPTC in Delft, where the social value of this therapy is studied. Van…

Five researchers from Leiden University have been awarded a Starting Grant by the European Research Council (ERC). This grant of on average 1.5m euros enables researchers who show potential to start their own project, lead a research team and implement their best ideas.

In a new series we talk to past and present students who were the first in their family to go to university. In this first instalment: novelist and columnist Christiaan Weijts (1976). ‘I always felt as though someone would tap me on my shoulder once they’d discovered my clandestine presence.’

‘Yamila Miguel brings along immense enthusiasm that sparks over to the students in the lectures,’ her students say about her. ‘She inspires us as scientists-to-be.’ The astronomer teaches master’s students with great passion and interactivity about exoplanets. She has been nominated for the faculty…

Leiden University is celebrating its 450th anniversary in 2025 with a feast for the eyes, ears and spirit. The anniversary year opens with an extra special Dies Natalis on 7 February. Highlights includes an alumni festival, three exhibitions and a canal concert.

On 21 March 2024, the ‘learners’ at Wolfert Bilingual in Rotterdam were not teenagers, but some 180 teachers and teacher educators from around the Netherlands and beyond. Those delegates were bound by a common interest in exploring and engaging with teaching and learning in linguistically and culturally…

Jekaterina Savicka is funding advisor at Leiden Law School. She is part of the Department of Research, the department responsible for organisational and policy support for research at the faculty. How has she experienced working here since starting her position back in March 2024?

Yousef Yousef (39), a successful entrepreneur in the water-quality industry, recently joined the Advisory Board at Leiden Law School. Read the interview about his career.

Alumnus José Figuerero tells us about how a Criminologist can work at Booking.com and why he would have liked to have had more law-related courses in his master's programme.

How can the academic world best handle the new political reality in the United States? This is the question that managers, lecturers, researchers and students at Leiden University discussed on Friday afternoon at a gathering in the Kamerlingh Onnes building. ‘Don’t just give in; defend academic free…

Music lovers are welcome at this free open-air concert celebrating 450 years of Leiden University, on Sunday 6 July. This special jubilee edition of the Rapenburg Canal Concert will feature a unique orchestra made up of our students, staff and alumni, performing on a floating stage.

Due to its success, the Leiden2022 Q&A has been extended and is looking for even more thought-provoking, interesting or unusual questions.

Accelerating the development of new cancer medicines by joining forces—that’s the mission of Oncode Accelerator, a Dutch consortium that recently welcomed three Leiden-based PhD candidates. Under the guidance of Gerard van Westen, Marc Boef, Remco van den Broek, and Lucina-May Nollen are exploring how…

Nienke Weijermars studied Public Administration at the Faculty of Governance and Global Affairs. While doing her bachelor’s, she enrolled in the minor in Journalism and New Media, followed by an internship at Dutch local newspaper Leidsch Dagblad: 'At Leidsch Dagblad, they really had time to teach me…

Giulio Barbero and Matthias Müller-Brockhausen did their PhD research at the Leiden University Game Research Lab.

Ijeoma Uchegbu is Professor of Pharmacy at University College London (UCL). As a female scientist of colour, she was initially reluctant to play an active role in the university’s diversity policy. Until, that is, she had a radical change of heart: ‘I knew it; I had to become an evangelist.'

To tackle the high workload at our university, and at the insistence of the University Council, the Executive Board launched the Workload Reduction Fund last year. The first fund-financed projects have since begun. Two staff members explain how their ideas can help others.

European procurement policy is full of good intentions like sustainability and innovation, but in practice it often proves impractical. Researcher and procurement officer Alexander Schermerhorn shows in his dissertation 'Public Procurement Distance' why rules clash with reality.

Transdisciplinary education, in which students work with external parties, is getting more popular. How do you start such a programme as a teacher? The Honours Academy and the Leiden Learning Innovation Centre have written a guide for all Leiden colleagues.

As an exchange student, alumna Jessica Ma was already looking for a bridge between statistics and the real world. In Leiden, she gained the experience to follow her interests and, after a few detours, she landed her ideal job with Disney in the United States.

From the birth of the universe to the molecules in a planet's atmosphere. The first five pictures from the James Webb Space Telescope (JWST) show the enormous range in which the space telescope can operate. Ewine van Dishoeck, professor of molecular astrophysics, took a look at the first images Tuesday…

On Thursday 15 January 2026, the Meijers Lecture was held and the Meijers Prizes and Van Wersch Springplank Prize presented. Suzan Stoter, Dean of Leiden Law School and portfolio holder for research, introduced the lecture to a full house.

On a busy day, Sander Snel sees three hundred people at his coffee counter in the Herta Mohr building. ‘It's fun to remember everyone's favourite drink.’

Seven Leiden professors have been elected as members of the Royal Netherlands Academy of Arts and Sciences (KNAW). In total 23 new members will be inaugurated on Monday 13 September.

Like many moot court competitions around the world, the Leiden-Sarin International Air Law Moot Court Competition was conducted fully online this year. The International Air Law Moot Court is an unparalleled forum for bringing together students and aviation professionals who share a passion for air…

How you think about yourself is important for the choices you make. Adolescents are faced with choosing a study programme that will determine their future, while their self-image is still under development. Tough choice? Research by psychologist Laura van der Aar has shown that taking a training course…

We are pleased to announce a call for papers for a workshop within the project 'Human Development and Its Outliers' on 26 and 27 March 2026 at Leiden University.

Freezers set three degrees higher, a recycling bin for plastic petri dishes or timer switches installed on equipment: a growing number of Leiden University laboratories are taking small – but effective – steps to reduce their environmental impact, via the internationally recognized Laboratory Efficiency…

From a meaningless block of plastic to an advanced component that contributes to the energy transition. The technicians and scientists of our faculty think it out in detail and make it a reality. This special project shows that they need each other.

What can we learn from female colleagues who are the first to hold top positions within the university? On International Women’s Day, President of the Executive Board Annetje Ottow and Rector Magnificus Hester Bijl talked with a group of university staff from all levels within the organisation, and…

On 14 February, we will discuss the role of academics in the public debate and how this relates to academic freedom. All students and staff of the university are cordially invited. Are you curious about this dialogue on issues such as Israel-Palestine, caps and gowns on the A12 and academic titles on…

Thirteen teams of inventive staff rose to the challenge of creating brand-new AI applications to lighten their workload during the AI Cocreation Lab. At the closing ceremony in the Academy Building, participants showed their pitch films, and an expert jury announced the winning prototypes.

From Persia and Arabia to North Africa: as early as the nineteenth century, there were Dutch people who used the camera themselves in various regions of the Middle East.

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.