Stack two layers of graphene, twisted at slightly different angles to each other, and the material spontaneously becomes a superconductor. Science still can't explain how something so magical can happen, but physicists use special equipment to reveal what is taking place under the surface.

A safe place to discuss burning social issues such as racism with each other. The student workspace Space to Talk About Race and the Afro Student Association both meet this need and also organise many other activities. Three board members explain why this is necessary.

‘You’re in it together,’ says Pascal Haazebroek, Director of Studies of Psychology. ‘You have an influence on your education; you’re part of a university, so come back to campus now that you can,’ urges Kirsten Buitelaar, student member of the Board of Education. Read this double interview about lecturers…

How do our researchers and support professionals work together to ensure that groundbreaking innovations from the lab are given a place in society? Professor Huub de Groot and business developer Serkan Esiner share their experiences on collaborating within an EU-funded project that focuses on converting…

The story of Tutankhamun, the Egyptian pharaoh, is world famous. But did you know that the Ancient Egyptians mummified not only people but animals too? The National Museum of Antiquities in Leiden recently put a bunch of animal mummies through a CT scanner. This was in collaboration with Canon Netherlands…

Three alumni of our Master’s degree programme in Ancient History talk to us about how they found a job after graduation during the coronavirus pandemic. During the interview, Gabriël hung a huge board covered in post-it reminders behind his laptop, Molly was glad that the members of the selection committee…

On 15 December, Director of the MIVD General Jan Swillens, visited the Institute of Security and Global Affairs (ISGA) to give a lecture on international intelligence cooperation together with ISGA/NLDA researcher Pepijn Tuinier. This event, co-organised by the Intelligence and Security Group and the…

The new Executive Board of the Institute of Psychology became effective on 1 February 2022. Scientific director Andrea Evers tells us where she gets her energy from.

You need not be completely miserable in your current job to start a discussion about your professional development. And if internal career coaching still feels like too big a step, you can take a look at the university’s Career Platform instead.

After two years of corona restrictions, it was ‘back to normal’ in 2022. Migration, elections, the history of slavery, Russia, and Ukraine were much-discussed topics. We compiled an overview of the most-read news items and other events of the past year.

Dear colleagues and students,

The Academy of Creative and Performing Arts (ACPA) recently appointed a new academic director. Erik Viskil is taking over from Henk Borgdorff, who held the post for the past four years. What has been achieved in those years? And what does ACPA’s future look like? In this double interview we discuss…

The whole world is waiting anxiously for sufficient supplies of coronavirus vaccines. As Launch Navigator at Pfizer, alumnus Dennis de Mik must help ensure that the Netherlands receives 19.8 million doses of the Pfizer/BioNTech vaccine. How is he going about this and how has his Bio-Pharmaceutical Sciences…

The new government needs to look further ahead, says environmental scientist Rutger Hoekstra. ‘We keep pushing forward big dossiers like demographic ageing, climate and migration. Even though we know they play a big role in our future.’ Hoekstra therefore hopes that the new coalition agreement will…

So many interesting programmes, but which one suits me best? It was the Bachelor’s Open Day in Leiden and The Hague on Saturday 12 October. Among the many things to do in The Hague, prospective students could find out more about three new bachelor’s programmes: Science for Sustainable Societies, Cybersecurity…

They are not always in the spotlight but are essential to our scientific research: Leiden research support professionals. And their network is growing and professionalising all the time. Over a hundred such professionals shared knowledge and gained inspiration at the Leiden Research Support Network…

“Very French and very impressive.” Those are the words drs. Isabelle van de Calseyde used to describe the reception at the French embassy residence in The Hague on 2 June 2015. There, she and dr. Sjef Houppermans were presented with an distinction for their remarkable services to the French language…

Several FGW projects have received a COIn grant. This grant, ranging from 5,000 to 30,000 euros, is intended to improve research infrastructure, for example by purchasing software licences, applications, electronics or laboratory equipment.

It’s been exactly 20 years since Luris first began working with Leiden’s researchers and students to create an impact on society. To celebrate this anniversary, staff look back on their most memorable projects. Spoiler: they all had difficulty choosing one single project.

Speaking for the Executive Board, Timo Kos reflects on the university’s security policy and what lies ahead. ‘We want to keep our buildings open, but we also need to be able to guarantee the safety of everyone there. It’s a real balancing act.’

Buurtlab 070 is a new Leiden University project in which residents, researchers and students from The Hague work together on climate, sustainability and biodiversity solutions. What do they expect of the lab?

Sergei Boeke has once again proven that there are more roads than one that lead to Rome with his PhD research into al Qaeda in the Islamic Maghreb. It is both the core point of his conclusions as well as the leitmotiv for his approach. Boeke’s dissertation is comprised of five academic articles that…

A number of young researchers recently took part in a knowledge mission to Indonesia, aiming to build a lasting relationship with the country. How did they find the trip, what did they do, and how are they creating new connections with scientists in Indonesia?

It was his thesis supervisor during his master's in Film and Photographic Studies who encouraged Shivan Shazad to pursue a second master's in diversity policy at Ghent. He is now Manager of Diversity and Inclusion at the Rijksmuseum in Amsterdam.

Geopolitical situations, such as the conflict in Gaza, evoke strong emotions among staff and students. How do we discuss such situations at our faculty? This issue is an ongoing part of safeguarding academic freedom at our university.

Should we ban snack bars from neighbourhoods where residents are overweight or have diabetes? At the Common Sense about Health knowledge festival, scientists, civil servants and other professionals discussed how South Holland can become healthier. The Healthy Society Map makes it clear where there are…

The orbits of 27 stars orbiting closely around the black hole at the center of our Milky Way are very chaotic. As a result, researchers cannot predict with confidence where they will be in about 462 years. ‘That is astonishingly short,’ says astronomer Simon Portegies Zwart who collaborated on the r…

During much of 2025, the faculty’s financial situation was the main concern. In September 2025 it became clear that a reorganisation with compulsory redundancies would not be necessary, and in December we concluded the investigation stage of the Reorganisation Code. This is now several months ago. Where…

After more than thirty years in the military, Elanor Boekholt-O'Sullivan has recently become Minister of Housing and Spatial Planning. In a conversation with Leiden University, she previously spoke about how important humanity is to her, and what it takes to remain true to yourself in complex times.

With its ‘Quality Agreements’, Leiden University is working to improve the quality of its teaching. Much has been done since they began at the end of 2018. At a meeting for delegates from all the faculties and the University Council on 11 June, it became clear just how much has already been achieved…

Researchers in Leiden have, for the first time, observed how a specialised enzyme helps bacteria stay alinve when oxygen levels are low, and how that process can be blocked. The discovery opens up new possibilities for targeted antibiotics.

In het Leids Universitair Medisch Centrum wordt gewerkt aan de ontwikkeling van een nieuw malariavaccin dat effectiever is dan de huidige vaccins.

‘Violence as a Population Health Problem’ is one of 33 interdisciplinary projects that have been launched thanks to a Kiem grant. The project team will analyse a large patient database to identify links between violence and other health problems. ‘Violence can also be an expression of other factors,’…

ChatGPT, the text-generating chatbot, has recently become available for anyone to use. Is this artificial intelligence (AI) tool a threat to our teaching?

You may already have seen them in the larger restaurants in the teaching buildings: simple yet tasty hagelslag or cheese sandwiches. Students asked and the University Services Department (UFB) has delivered with its new Pure Basic line. Now there is a lunch for every budget.

Terracotta pottery, precious ikat fabrics and the bazaars where these goods are sold: all these can be seen in a new Louvre film premiering on Friday 9 December. University lecturer Elena Paskaleva collaborated on the film Uzbekistan a timeless journey in Central Asia about Uzbek artefacts.

The underwater world around present-day Indonesia has changed greatly in recent centuries as a result of human activity. University lecturer Johannes Müller has been awarded an NWO XS grant to map the history of the Indonesian ecosystems.

The most problematic themes in the Faculty of Humanities are workload and social safety, according to the recently completed Personnel Monitor. What happens now?

Professor Ariadne Schmidt and Associate Professor Arie van Steensel (University of Groningen) have produced A Companion to Medieval and Early Modern Leiden, the first English-language history of Leiden. Mayor Peter Heijkoop received the first copy.

Bodies come in all different shapes and sizes. For his PhD, Andries Hiskes researched the disabled body and the reactions it can bring.

Would you like to take concrete steps toward a sustainable university or do you have a broad interest in sustainability? Over 200 staff members have already joined the Leiden University Sustainability Network. And there is always room for more – even if you’re no expert on sustainability, says project…

A new graphene-based method could make for faster, cheaper and more accurate DNA sequencing, say a group of Leiden physicists and chemists.

Veel mensen denken dat zware metalen giftig zijn en mens en natuur altijd schade aanbrengen. Dat beeld moet genuanceerd worden, vindt hoogleraar Sylvestre Bonnet.

Beads are among the oldest types of human artistic expression. Even so, the small ornaments have a bad status record regarding archaeological investigation. PhD candidate Mette Langbroek, usually at home studying early medieval beads, had the opportunity to work on a publication and exhibition on 5000…

Studying abroad and going on an exchange is a great way to broaden your horizons and explore new places, cultures, and fields of study. In addition to a full-semester exchange, there are many other possibilities such as a summer school or an internship. For example, Bart Geldermans, Public Administration…

For the eleventh time in a row, Leiden University’s unique liberal arts and sciences programme has been awarded the ‘Top Rated Programme’ quality seal by Keuzegids universiteiten 2024.

In the Netherlands, 1.55 million people suffer from cardiovascular diseases. Yet, acute cardiovascular events, such as a heart attack or stroke, often occur unexpectedly. That is because many people do not know they are at risk for such an event. Immunological researcher Amanda Foks and her colleagues…

The Faculty of Humanities has two new teaching coaches. On 1 September, Karin Nijenhuis and Paz González took over from Maarten van Leeuwen and Astrid Van Weyenberg. New: the focus on more advanced teachers.

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.

In the new Annual Report 2020 we report on not only the research and teaching, but also the knowledge transfer, operational management and general policy at Leiden University in 2020. The report is divided into a general section and a section with the figures, i.e. the university’s financial stateme…