Marlou Schrover played an important role in the study of migration history for many years. Now she is bidding farewell.

While studying Indonesian languages and cultures, Rennie Roos started a company. Today he has been working in Indonesia for more than eight years. Where does his love for this country come from? And how does he look back on his studies? ‘I actually wanted to become a pilot.’

Two years after launching an ERC Starting Grant to investigate cultural stereotyping in European Union governance, Adina Akbik and Christina Toenshoff at Leiden University are now publishing their first major findings. Looking at public opinion across the EU, the researchers show that cultural stereotypes…

Researchers from the LUMC and the Universities of Granada and Almería have found a gut bacterium that is associated with stronger muscles in people and mice. Their findings, published in the journal Gut, hint at the potential for new probiotics to support muscle strength and healthy ageing.

Fossil teeth can preserve remarkable information, much like a biological identity card with data about the lives of individuals tens of thousands of years ago. By analyzing teeth, a new study published in Science Advances reconstructed the life history of four straight-tusked elephants (Palaeoloxodon…

Stephan Raaijmakers has been Professor of Communicative AI since 1 May. Prior to this, he had held this position for five years as professor by special appointment. How has his approach to AI changed in that time?

Training students to become medical professionals is an important task of a university medical centre. But teaching does not always receive the space and recognition it deserves. This needs to change, says Professor Alexandra Langers. Medical education is a profession in its own right.

Since January 2026, Alex Geurds has been the new Dean of the Faculty of Archaeology. His start was calmer than many expected, but behind that calm lies a period of exploration, listening, and strategic forward thinking.

In cities, parks take the blame for mosquito problems. However, the real issue is usually a few streets away. Drains and standing rainwater create ideal breeding grounds for larvae. As a result, controlling adult mosquitoes in parks makes little sense, says environmental scientist Louie Krol in his…

Helping industry to spot dangerous and climate-harming gas leaks faster, cheaper, and more reliably than today’s tools: that's what Leiden University and BigCircle Ventures set out do in a new spin-off company.

On 10 April, the Faculty of Archaeology will host the Symposium of Young Archaeologists (SOYA), a fully student organised conference dedicated to the theme Archaeology of the Margins.

On Thursday, the 19th of March 2026, students and staff had the chance to partake in the second full-day workshop organized by the Leiden Center for the Study of Ancient Religions (L*CeSAR). This edition was centered on the role of the environment in relation to religion in antiquity.

Preventing viral infections from being transmitted through blood transfusion and organ transplantation lies at the heart of the work of medical microbiologist and virologist Mariet Feltkamp and her team.

Alumna Lisa Koolhoven is the granddaughter of a Rotterdam woman who experienced the ‘forgotten bombing’ of the city on 31 March 1943. Her friend Kristen Hayford has an American grandfather who served in the Air Force during the Second World War. In their podcast ‘Beb & Bob| Collateral Damage ’, they…

The days of an archaeologist studying soil traces with a shovel in hand seem to be numbered. Digital archaeologists will soon launch the first version of software capable of carrying out a virtual excavation.

The Iran war has pushed up fuel prices and raised concerns about a global energy shortage. How well prepared is the Netherlands? We asked two experts.

Alumnus Robert van Asten has been an MP for D66 since 2025. He studied Tax Law at Leiden University from 1997 to 2005. After a career in that field, he switched to local politics and later national politics.

Researchers from Leiden University, University of York, University of Barcelona/IQTCUB/ICREA and The Francis Crick Institute report a new class of experimental compounds that powerfully block influenza viruses. The findings offer a potential new strategy for treating flu infections and preparing for…

Pim Overgaauw, Director of Operations of the Mathematical Institute at Leiden University, is an avid bird watcher and photographer.

What if you could watch a single cell eat in real time? This could answer questions about diseases such as cancer. PhD candidate Yixuan Wang has developed a glowing chemical tool that makes this possible, revealing how living cells take in nutrients.

What started with a huge sheet of paper from the V&D shop grew into one of the larger men’s sub associations at Quintus. Professor Gerard van Westen looks back on his student days with a smile: they gave him far more than just drinks and late nights.

Every year, Leiden University hosts the Annie Romein-Verschoor Lecture to mark International Women’s Day. This year, historian Nadia Bouras will speak about academic freedom, class and being a woman in academia. And that is just as relevant to men, says lecturer and organiser Looi van Kessel.

What effect did the lockdown have on young people? Leiden researchers started a study of this in the first year of the covid pandemic. They discovered an impact on the development of the brain areas involved in social behaviour. The researchers published their discovery in Scientific Reports at Nat…

Connecting as the magic word. Seeking new collaborations, presenting ourselves to the outside world with an open attitude and showing what we do. During the opening of the academic year on Tuesday afternoon, Dean Jasper Knoester emphasised that change and connection are necessary for the university…

How do fats and enzymes in the brain contribute to multiple sclerosis? In his PhD research, Daan van der Vliet combined chemistry and neuroscience to gain new insights into how brain disorders develop.

Chemotherapy, but without hair loss or extreme fatigue. It may be possible if the toxic drug only becomes active where it is ‘switched on’ by light. Matthijs Hakkennes has helped bring that idea closer to reality and obtained his PhD cum laude. ‘I received many thank-you emails from China and Bangla…

Sociale veiligheid in promotietrajecten staat nationaal en ook bij de Universiteit Leiden hoog op de agenda. Toch blijkt het in de praktijk lastig om structureel ruimte te maken voor dit thema, juist vanwege de complexe en hiërarchische verhoudingen binnen de academische wereld. Tijd om daar wat aan…

‘All the groceries, but not a fig for young workers’, read a banner during the occupation of Ahold’s headquarters in 1981. ‘For a long time, young workers were not taken seriously, but they managed to put themselves on the map’, says historian Rosa Kösters.

Five consortia within the Perspectief programme that include Leiden researchers have received funding to start their research projects. These projects focus on (further) developing technological innovations, with societal and economic impact at their core.

At the end of March, the Voice of the Child conference launched three films on children’s hearings in European family law courts to support judicial training in child-friendly justice. Researchers from Leiden University have developed a training manual to accompany courses in the EU.

Our constitutional democracy is under pressure. Politicians are increasingly bending rules and institutions to their will, often in small steps. PhD candidate Jorieke Manenschijn warns that through a combination of subtle changes we can cross a line without realising it.

What do bats do at night when they’re not hunting? Using tiny GPS trackers, Leiden researchers discovered that pond bats spend a substantial portion of the night resting – often outdoors. This surprising insight could change the way we protect them.

Which law governs the Strait of Hormuz? Under international law, both Iran and the US are expected to comply with the ‘Constitution for the Oceans’. In practice, the situation is more complicated, explains maritime law expert Hilde Woker.

Even when a border has officially disappeared, it is still people who decide whether others may cross freely. This was also true for the Polish-German border, where PhD candidate Maryla Klajn spend six months conducting fieldwork.

Criminal law can reinforce social inequality. ‘People at the lower end of society are hit harder by criminal law in a range of different ways’, says Professor Marloes van Noorloos. ‘That has to change.’

As a student, you’re expected to write papers and collaborate. But how do you do that if you’ve never been taught? Thanks to the Grassfields grant, the Science Skills team can scale up its Skill’Ed project and finally provide students with structured support in essential skills.

While the Netherlands was in lockdown because of the coronavirus, PhD candidate Koen Rijpkema began his research into the same virus. In the lab, he developed molecules that can inhibit an important viral enzyme.

Every six years, the research conducted at all law schools in the Netherlands is evaluated during a research evaluation. On 6 and 7 October, it was Leiden University’s turn to be evaluated. The aim of this ‘site visit’ is to allow the committee to get an idea of the faculty research climate, the research…

The human dimension must be brought back to the fore, Prime Minister Mark Rutte said in response to the child benefits scandal. But how? A group of researchers – including Leiden psychologist Sandra van Dijk – have written a book offering practical suggestions. They presented the book to Rutte on 28…

For a successful return to society, incarcerated individuals must work on their reentry during their sentence. Not all such individuals receive good reentry support. This is according to a report by Leiden criminologists.

Gaan vaders minder werken als andere vaders dat ook doen? Helpt betaald ouderschapsverlof hen om meer op te pakken in het huishouden? Hoe bepalend zijn sociale normen voor verschillen op de arbeidsmarkt? Onderzoeker Max van Lent gaat het uitzoeken.

The Leiden Ranking – Open Edition is completely transparent. The ranking compiled by the CWTS uses open data and publishes the algorithms that are used.

In the Philippines, Indigenous communities have been harvesting wild honey for centuries. A new chemical analysis of this honey now provides insights into the biodiversity of the region. ‘And an additional reason to protect the national tree properly,’ says lecturer Merlijn van Weerd of the Centre for…

Historian Seran de Leede delved into the life of Lie Alma (1909–1990), the courageous woman from the Dutch province of Drenthe who spoke out against fascism in the 1930s and remains a source of inspiration to this day.

Third-year Security Studies students tackle real-world security challenges for organisations such as Microsoft, the NCTV and Schiphol. From AI and human smuggling to international cooperation, they present their recommendations to professionals in the field.

On April 22, Lasse van den Dikkenberg defended his dissertation: Living with Flint. For this, he examined flint finds from the Rhine-Meuse Delta. These finds belong to the Vlaardingen culture, which existed here from 3400-2500 BC. His research revealed that import played a larger role in the Neolithic…

From 1967 to 1982, the United Nations undertook several peacekeeping operations in the Middle East. In his thesis from the Institute for History, Diego Salama examines how these operations were connected and their impact on the region.

Protest is a human right and an important way to hold the authorities to account. But how does the right to protest relate to academic freedom and the right to education?