A tenacious postdoc researcher persuaded Professor Marc Koper to research the oxygen reduction reaction. In Koper's eyes, there was little of interest there. But they promptly discovered a whole new way to improve fuel cells on hydrogen and oxygen. Their article appeared in Nature Catalysis on 07 Ju…

Jasper Knoester is the dean of the Faculty of Science. How is he doing? What kinds of things is he doing and what does his day look like? In each newsletter Jasper gives a peek into his life as dean.

Peter Stevenhagen delivered daily lectures at the Syed Babar Ali School of Science and Engineering in Lahore, in collaboration with ICTP, a well-known UNESCO institute in Trieste. The aim is to enhance it he knowledge of students from low- and middle-income countries. ‘By teaching here, I can truly…

With a recently published major research project and an exhibition at the Rijksmuseum, the struggle for independence in Indonesia has been thrusted back into the spotlight. Leiden University is devoting attention to this topic as well. History students Sander van der Horst and Melle van Maanen joined…

Is the right to choose your healthcare provider protected in the Dutch Constitution? What are the consequences then for the Dutch healthcare system? PhD defence on 5 July 2022.

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…

In the documentary ‘Pretend Student’, former students talk about why they let everyone believe they were still studying. How can you make sure you don’t end up in such an impossible situation? Four questions for Leiden Student Dean, Romke Biagioni, who worked on the documentary.

LUC historian Jacqueline Hylkema unmasks forgeries from the early modern Dutch Republic in the research project "Mapping the Fake Republic".

The Plants & Planets exhibition brings two worlds together in a dazzling mix of science, nature and art. It opens at Old Observatory Leiden and Hortus botanicus on 7 February.

As a mathematician, Fred Rohde (1948) explored the world of numbers. As a photographer, he captured demonstrations. And now he’s reconstructing his mother’s wartime story – an extraordinary tale of her stay with an Austrian family, the inventors of asbestos cement.

During the New Year’s reception of the Faculty of Social and Behavioural Sciences (FSW) on 12 January 2026, Sarah de Rijcke said farewell as our dean. She will become the new Rector Magnificus of Leiden University. It was not the only change of leadership announced that afternoon.

Leiden University co-hosts Council of Europe expert exchange on accountability for crimes against children in Ukraine

Working together in times of change. With enthusiasm, passion and connection as our keywords. That was the message emphasised by administrators Jasper Knoester and Luc Sels at the start of this new year for our Science faculty. ‘Hope for a better world means working together actively towards progres…

How can we as a society prevent suicide? According to Professor of Suicide Prevention Renske Gilissen, a better understanding and targeted action could help save lives.

When writing a thesis or paper you must make good use of the insights you have gained during your lectures and studies so far. You should also refer to relevant literature and carry out your own research on the topic.

Understanding what our buildings and cities are made of is an important step in making them more sustainable. Industrial ecologist Tomer Fishman (CML) has received an ERC Starting Grant to map the construction materials used in buildings in the Global South. 'Without the data, you can't formulate po…

For my Policy in Practice research project, Elise van Dansik engaged with a problem that Leiden ‘Social Domain’ policy officers saw themselves confronted with, which was why migrant organizations of Slaaghwijk (a socio-economically disadvantaged neighborhood in Leiden’s north) do not cooperate with…

How can we tell whether and how a prehistoric weapon was used? How can we better understand the dexterity and combat skills involved in Bronze Age spear fighting? A research team from Leiden and Göttingen University present a new approach to answering these questions: they simulated the actual fight…

An event where students from all honoursprograms meet, learn from each other and gain inspiration. That is the idea behind the Honours Conference, which took place at the end of February in the Old Observatory. The theme of the afternoon: why listening pays off.

Rogier Hartendorp is professor by special appointment of social effectiveness of justice at Leiden University and a judge at The Hague District Court. So, the perfect person to liaise between our faculty and the Court. We asked him some questions about this role.

Should criminal law have a greater role in protecting this democracy? In his inaugural lecture, Professor Jeroen ten Voorde urges caution.

It is the end of your archaeological research project, and you may be wondering where to deposit your data. After the excavation, all of the finds are drawn, scanned, digitised, and the database is completed. Perhaps you have also accumulated a lot of data through further scientific analysis of the…

Alumna Jetske Breedeveld pursued both a Bachelor's in English Language and Culture and a Master's in Literary Studies at Leiden University. Her passion for film was a constant theme throughout her student life. Now working at the Leiden International Film Festival, she describes her job as 'really c…

The board of the Pastoor Schmeits Prize for Astronomy Foundation has awarded the Pastoor Schmeits Prize 2025 to two individuals: Yamila Miguel, affiliated to the Leiden Observatory, Leiden University and SRON, and to Else Starkenburg, affiliated to the Kapteyn Institute, University of Groningen. The…

In a recent publication in Nature Sustainability, an international team led by Josephine Chambers from Wageningen University, and including Marja Spierenburg from the Institute of Cultural Anthropology and Development Sociology at Leiden University, have developed a practical tool for researchers and…

Yung Lin’s research explores how citizens in Taiwan and Southeast Asia actively shape public diplomacy, build trust across cultures, and address identity-based conflicts, highlighting the shift from government-led to citizen-centred diplomacy.

Successfully completing a master’s thesis in Political Science is no small feat. Not only is this for most students the most extensive and in-depth research report they have ever written, the work is also held to very high standards. Yet, every year students manage to impress their instructors and demonstrate…

Are maps objective or do they convey hidden messages that you would miss at first glance? A map is always a simplification of reality. Mapmakers reduce, distort and select. This allows the reader to be guided literally and figuratively. Leiden University Libraries (UBL) and the Museum Volkenkunde jointly…

At the end of December, the concluding lecture of the Bachelor Honours Class 'Policy and Politics: struggling to combat social inequalities' took place. Students, under the guidance of former minister Jet Bussemaker, tackled the question of what inequality actually is. "You can't avoid it when you look…

Maarten Schrama (CML) has won the Teacher of the Year Award 2021. During a lunch with fellow nominees, Schrama received a cheque worth 5,000 euros from student assessor Joost Barendse to spend on educational activities.

There is broad support for the active involvement of the Netherlands in international cooperation. This is shown by a new public opinion survey among residents of South Holland, conducted by researchers from Leiden University.

What does the future of student welfare look like? Throughout this academic year, our faculty has been working hard to answer that question. Ruben van Gaalen, study coordinator, and Femke Weerdmeester, student of Dutch Language and Culture, look back on the past and towards the future.

On Tuesday 12 January 2021, the annual Meijers prizes and thesis prizes were awarded at the online New Year’s event broadcast from the Old Observatory.

It is not widely known that Una Europa is not only intended for academic staff. Our university is actively involved in Una Europa: an alliance of 11 leading European research universities. This collaboration provides students and all staff with new international opportunities for cooperation and development.…

It’s starting to become a real Dies Natalis tradition: on 8 February professors from Leiden University teach a class at primary schools in the region. This introduces children to academia and teaches them more about conducting research. ‘Had you expected me to be a woman?’

The University Council (UR) approved the outline of the University’s 2024 budget on 18 December 2023.

Conducting fieldwork against a backdrop of public policy interests and professional reputations in your own place of residence adds a whole new level to the experience. As a researcher in this context, you are essentially caught in a game of piggy in the middle between the subjects of policy, the objects…

As of 1 September , Karel Berkhoff has been appointed professor by special appointment in Ukrainian History. In this position, made possible in part by the KNAW, he will focus primarily on dark moments in recent Ukrainian history: the persecutions that have taken place in the first half of the twentieth…

Leiden biologists have found a mutation in flour beetles that allows them to speed up their development. The study has been published in Nature Ecology and Evolution.

At the end of January, students of the Master Honours Class ‘Future Foresight’ had their final session. Students gained new perspectives, resilience and creative problem-solving skills to navigate societal shifts. Throughout the course, they learned how to think about the future and the challenges it…

As the father of a family with four children, he already visited the Hortus regularly. Now Tom Schreuder also comes there for his work. Every day he travels from Lisse by bike. The new Director Operations calls it a ‘perfect match’.

Individuals suffering from social anxiety disorder (SAD) consistently avoid eye contact. However, in a non-clinical population, gaze avoidance in socially anxious individuals depends on social situations, Jiemiao Chen saw in a series of experiments, for which she used wearable eye-trackers. On 25 April…

Twaalf rechtenstudenten krijgen tot maart 2025 de kans om achter de schermen te kijken bij rechtbank Den Haag via het Honours College Law-vak ‘Masterclass rechtbank Den Haag’. Studenten Quinten Heerma en Eva Verdellen delen hun ervaringen met deze Masterclass.

Fiffy the chimpanzee had rapidly developed cataracts in both eyes that made her as good as blind. Eye doctors at the Leiden University Medical Center (LUMC) have now managed to replace the lenses in both her eyes. As far as we know, Fiffy, who is thought to be between 30 and 40 years old, is the first…

Hoe kan het dat universele mensenrechten wereldwijd niet hetzelfde in de praktijk worden gebracht?

In 2018 the Laboratory Efficiency Assessment Framework (LEAF) was launched in the UK. The aim of this programme was to help laboratories work more sustainably and efficiently. The initiative got a Dutch spin-off in 2021. Since then, a couple of the laboratories at the Leiden Faculty of Science have…

By 2050, we can obtain 40 per cent of our demand for scarce earth metals from old smartphones, batteries, and wind turbines. This is crucial because otherwise, we may not have enough to accomplish the energy transition. An international team of researchers from China, the UK, and Leiden's Tomer Fishman…

Organisation

Connecting generations, reducing loneliness and slowing mental decline: these are goals of the Oud Geleerd Jong Gedaan foundation’s lectures, which are given by students. What is it like to be a student giving these lectures? And what do the seniors think of them?

When university lecturer Martine Bruil was on exchange in Ecuador as a teenager, she fell in love with the area's ancient languages. Now, more than 20 years later, she is starting a research project on the kinship of the language Awapit with the Quechua language that was spread by the Incas.