Science Europe has selected CWTS at Leiden University and the Know Center (Graz, Austria) to conduct a study into the links between open science and research cultures.

Students are ever more cautious to express their view on controversial debates. The new student-led D&I initiative at the Faculty of Humanities, COOP, is ready to step in. They organise sessions to guide students on speaking up and respecting the views of others at university.

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…

Few people would associate the name Anton de Kom with Leiden. Yet the Surinamese freedom fighter is the subject of an exhibition at Museum De Lakenhal.

While investigating 16 years of images of young stars from a retired astronomical camera, Leiden master's student Sam de Regt discovered that two of those stars were still enveloped in birth clouds. Never before has anyone captured these two stars in so much detail. He publishes his data-cleaning method…

Lecture, China Seminar

Lecture, VVIK lecture

AMSTERDAM – On the evening of Tuesday, November 19, the Palace Symposium took place at the Royal Palace Amsterdam, with this year’s theme being ‘Biological Design Through Artificial Intelligence’. His Majesty the King and Her Majesty Queen Máxima hosted the event, and Princess Beatrix was also present…

Research

Chaos in the Lipsius building! Master's students zigzag through the classroom, write on whiteboards and discuss tensely. In a simulation of the Leiden Leadership Programme, they experience what it is like to deal with a crisis as an office holder.

One of our most engaged and expert scholars is bidding farewell. After forty years at Leiden Law School, first as a student and later as a professor, Niels Blokker reflects on his university career.

Arts and culture

Lecture, China Seminar

Our annual strategic conference was held this year on 15 and 16 June in Soesterberg, and has now become a tradition at our university.

Some children start life with a disadvantage. Sometimes even before they are born. A new research project involving Professor Wessel Kraaij of Leiden University investigates how data science can help give these children a good start in life.

Elena Maria Rossi is fascinated by black holes. Her appointment as a professor was a long-held wish, partly because there are so few female professors in her field. ‘My appointment is also a milestone for the Leiden Observatory.’

On 1 January Minna Valjakka was appointed Professor of Contemporary Art History and Theory from a Global Perspective. Valjakka sees her appointment as 'extremely topical' because of the discussions about the decolonisation of the arts: 'Art teaches us not just about art, but also about contemporary…

The Service Centre International Staff supports and advises all international staff at Leiden University. Not just about things like immigration, accommodation, taxes, insurance and dual career, but also about the social side of things like feeling welcome and at home at Leiden University. SCIS’s recent…

Want to find out how to assemble a human skeleton? Do you know what chemistry can be found around you? And are you easily fooled by fake news? Discover this and more at our Science Fair on 3 October.

Is it possible to measure subtle oscillations caused by dark matter moving through the earth? A Dutch-American physicist team have discovered a new route toward what could be the first-ever measurement of ultralight dark matter. They suspended a microscopic magnet inside a superconducting enclosure,…

Leiden researchers Reinout Vriesendorp, Jessie Pool, and Harold Koster from the Department Corporate Law and Jan Adriaanse and Marc Broekema from the Department Business Studies are about to start a collaboration with Groningen University. The WODC (the knowledge centre in the field of the Dutch Ministry…

On 7 and 8 November 2024, the International Centre for Counter-Terrorism (ICCT), the Institute of Security & Global Affairs at Leiden University, and The Netherlands’ National Coordinator for Security and Counter Terrorism (NCTV) partnered to host a ‘Blue-Sky’ Terrorist Exploitation of Artificial…

In this series the Vice-Dean and portfolio holder of education in the board of the Faculty of Archaeology will reflect on the state of education. Posts can range from shedding light on current national shifts in the university landscape to arguments as to why it’s important to be timely with designing…

Koen Keijzer combined three mathematical models into one unified system capable of making meaningful predictions about how cells form blood vessels. This helps biologists studying the chaotic, leaky blood vessels found in and around tumours.

A group of astronomers led by Leiden PhD student Sebastian Zieba has discovered using the James Webb Space Telescope (JWST) that the rocky exoplanet TRAPPIST-1 c has a thin atmosphere. Although the planet is nearly identical to Venus in size and temperature, and was expected to have a thick atmosphere,…

How adolescents perceive parenting is related to their mood. Differences between the perspectives of parents and adolescents are also of importance for adolescents’ mood. That is what research by Loes Janssen and her Leiden University colleagues in Clinical Psychology shows. Open Access publication…

PhD candidate Sebastiaan van de Lubben has written live blogs about Leiden politics. But how do you go about covering an event while it unfolds? ‘You don’t have time to think while you’re at it.’ Much proved to be unknown about this relatively new journalistic genre.

How can initiatives aimed at environmental conservation and climate change mitigation in the eastern Himalayas proceed from the cultural expectations of its indigenous ethno-linguistic minorities? Enabled by an NWO Open L grant, the research project 'Futuring Heritage: Conservation, Community and Contestation…

Five projects with a lead applicant from Leiden will receive an Open Science Fund grant from the Dutch Research Council (NWO).

Prof. dr. ir. Bas Rietjens of the Dutch Defense Academy (NLDA) has been appointed Professor by special appointment Intelligence in War and Conflict at Leiden University’s Institute for Security and Global Affairs (ISGA). The appointment of Rietjens is the result of a more intensive collaboration between…

On 24 May 2023, Professor Wannes VandenBussche of Ghent University delivered his inaugural lecture to accept the TPR rotating professorship in the Leiden Academy Building. The title of his inaugural lecture was: ‘De EU-dimensie van het burgerlijk bewijsrecht: een mozaïek van opportuniteiten en valkuilen’…

Three Leiden students will be sharing their knowledge of history while playing video games. The livestreams are part of the ‘Streaming the Past’ project and will be available on the popular streaming platform Twitch. The first livestream will be on Thursday 20 May.

Timo Kos has been appointed Vice President of Leiden University’s Executive Board and will take up the role on 1 March 2025. He succeeds Martijn Ridderbos, who will join the board of the Netherlands Authority for Consumers and Markets (ACM) on 1 January 2025.

It is not always easy for students to apply their academic knowledge in practice and get acquainted with the work environment of professional public organisations. Public organisations may struggle in turn to successfully address leadership challenges in their current way of working.

Paul Wouters is not keen on people with a dual agenda. However, for the coming period, he himself will be in that very position. Besides his work as Dean of the Faculty of Social and Behavioural Sciences (FSW), he is temporarily coming to strengthen the Board of the Faculty of Science. Who is this Acting…

The Countering Syndemic Vulnerability project supports communities by identifying and tackling clusters of social factors and health problems. The project works with residents and professionals in the Moerwijk district in The Hague and the Stevenshof district in Leiden.

Rector Magnificus Carel Stolker will retire on 8 February. If there’s one theme running through his career, it’s the links between the University and society. In this series of pre-retirement discussions, Stolker will talk one last time with people from within and outside the University. On this occasion,…

The Knowledge Orchard is a jubilee event at Leiden University to highlight, stimulate and strengthen inter- and transdisciplinary cooperation inside and outside the university. The event is aimed at Leiden University researchers and social partners. Put it in your diary!

Scientists regularly appear in the media. They participate in science cafés, write a popular-science book or visit school classes. In that way, they want to convey their knowledge and enthusiasm to society. But do they succeed? To answer that question, a new website is launched, with a toolbox full…

Facility

Prijsuitreiking

Manon Post and Efstathia Dionysopoulou recently joined the Institute for History as a PhD candidate and postdoc in the framework of the 'Anchoring Innovation' program. Below, they introduce themselves!

Geert-Jan Janse has always been fascinated by the way objects can bring the past closer. On 16 November, he will present a Museum Talk about his work as the director of the Vereniging Rembrandt (Rembrandt Association).

The annual commemoration of the nation’s war dead on Dam Square and at Waalsdorpervlakte, the Dutch apologies for historical slavery and the Cleveringa Lecture itself: our relationship with history is often ritualistic, Cleveringa Professor Frank van Vree will say in his inaugural lecture on 27 Nove…

Leiden University is under fire: it is allegedly doing too little to tackle antisemitism. Rector Hester Bijl responds to this accusation and to a video from 2014 on social media in which extreme remarks are made. ‘We can be short about such comments: they are unacceptable. The university is and always…

Lecture

The highly successful deep-sea telescope KM3NeT can now expand both its size and scope. Using a new type of microphone for underwater use, the telescope will attempt to detect the sound produced by neutrinos as they travel through the sea. The data collected will also be of great interest to other research…