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…

Arnold Tukker and Mingming Hu (CML) will look for urban resilience solutions in the Dutch-Chinese ReSURE2 project that received 1.1M euro.

On 16 June, Leiden University opens the MIGRADROME: a unique, seven-metre-long artificial river. Researchers will use it to study how light and sound affect migratory fish. ‘We’re recreating a real river, but under fully controlled conditions.’

How many children are born with the help of a surrogate mother in the Netherlands, and which legal obstacles can arise? Through a new interdisciplinary study, researchers at Leiden University are attempting to provide clarity about surrogacy processes.

Many people were using social media to follow last weekend’s march on Moscow by the Wagner mercenaries. And they weren’t the only ones: intelligence services were also watching with great interest. What kind of information do they obtain from social media and what are the advantages and disadvantage…

Starting four years ago, the same privacy laws apply throughout the European Union: the General Data Protection Regulation (GDPR). The law also affects our work at the university. As a refresher, we spoke with Privacy Officer Max van Arnhem about privacy in the workplace and what to do if something…

The new Student Support Team visits university buildings where upsetting incidents have happened, offering support to students in need.

If you do research on Leidens Ontzet in Leiden, you can count on a lot of interest. But Leiden Kennisstad interns Marieke Nolten and Alexander Nuijten had not expected there would be quite so much interest. They concluded a year of research with the presentation of a scientific paper.

A strategic plan that resonates with employees. That's how Maaike Barkema describes her work as strategic secretary. Her task? Ensuring that the strategic plan is actually put into practice. 'My work is like a puzzle: I bring the right people together and make sure all the pieces fall into place.'

When under duress innocent suspects can make a false confession. Why is this? Legal psychologist Linda Geven will give a talk about this at the Leiden Institute for Brain and Cognition’s Brain & Law event. At this symposium (in Dutch) on 16 September you can attend talks on fascinating brain research…

Translating poetry is notoriously difficult. Translating poetry in such a way that the humorous nature of a poem remains intact is even more difficult, even though it is precisely jokes that can encourage children to read more, notes PhD candidate Alice Morta.

Translating texts, rehearsing scenes or practising music. Over the last few weeks, students of the BA Classics programme have been focused on just one thing: their production of the Greek tragedy Hecuba. Almost a third of them are involved in it. Iris de Smalen, who plays Hecuba, and Christoph Pieper,…

On 22 November, Leiden scientist Jan Vonk received an ERC starting grant for his research on the building blocks of mathematics. This grant is not his first this year: in fact, this July Vonk also received a Vidi from NWO. Four questions to the scientist who got two grants this year.

The use of fire can tell us a lot about human evolution. Archaeologist Femke Reidsma has developed a more accurate technique to identify how our ancestors used fire. Existing archaeological studies will need to be revised. Reidsma’s study was published in Nature Scientific Reports on 2 November.

Ever did something for the first time and got an award for it? Sabine Wenzel did. Her research about the surface of zinc oxide won her the Surface Science Young Investigator award.

March 21 is International Day for the Elimination of Racial Discrimination. We spoke to Leiden University’s Diversity Officer, Aya Ezawa, and asked her how we can combat racism and discrimination.

Hoping to learn something about the human brain, Leiden researchers are creating a setup to shoot single photons, particles of light, into someone’s eye. ‘The eye is a passageway to the brain.’

Too expensive groceries, diseases suddenly breaking out: from the sixteenth to the nineteenth century, hundreds of people documented the world around them in chronicles. A significant number of these texts have been digitised in recent years. Professor of Early Modern Dutch History and project leader…

Could we stop cancer cells by cutting off their energy supply? That’s what Dione Blok, a bachelor’s student in Bio-Pharmaceutical Sciences, aimed to find out during her thesis research. She investigated a compound that affects the tumour cells’ energy metabolism. ‘Hopefully, these insights will provide…

The Faculty of Humanities (FGW) considers it important that both its teachers and teaching methods continue to evolve. Especially in times of budget cuts and decreasing student numbers, it is crucial to keep investing in contemporary and appealing education. The workshops created by ECOLe (in collaboration…

The war in Ukraine is entering a new phase with the announcement of a partial Russian military mobilisation and the intention to annex four Ukrainian regions. Why is Putin making these decisions just now and what consequences will they have for the course of the war? We talk to professor and Russia…

Opening doors to society: that is the aim of the Social Advisory Council, which has recently been established by the Faculty of Humanities. The dean and two members of this Council tell us about what they hope to achieve.

For many years, he was active in various management positions at the LION and even after his retirement he is still very involved. Professor Jan Aarts leads the Leiden hub of the Quantum Delta NL growth fund and is now temporarily responsible for national educational activities. In this way, he is helping…

Of the women studying at university, 52% have experienced some form of sexual harassment. For male students, the figure is 19%.

Her part-time job as a city guide in Dordrecht opened Lotte Hamm's eyes: not business administration, but history was her dream study. This semester she starts her bachelor's degree.

We take our worn, torn and unwanted clothes to the clothing bank, assuming they will get a second chance. But what exactly happens with all those textiles?

PhD candidate Daniël Gomon has developed statistical methods that could significantly improve research in fields like medicine and demography. ‘Mathematicians don’t like unrealistic assumptions,’ he says. Gomon will defend his PhD thesis on 19 June.

Rodrigo Ochigame’s project explores how AI redefines scientific evidence, aiming to help scientists critically navigate these transformations with the Veni grant.

Acute stress seems to have a surprisingly positive effect on our health. Researcher Erin Faught received an NWO veni grant to find out why that is and how we can use that knowledge to our advantage. For her lab research, she uses a remarkable small animal to learn more about our own stress levels.

With a healthy dose of logic and creativity, mathematics student Lance Bakker shows how computers can prove complex mathematics. His method proves intricate formulas without calculating every intermediate step. It earned him a nomination for the Leiden Science Young Talent Award 2025.

Young people being deployed to carry out explosive attacks: how do they come into view, and what motivates them? The podcast 'Action/Reaction: From Attack to Approach' by the research project Close Protection and Surveillance and researcher Sheila Adjiembaks takes a closer look at why and how young…

The Lucia de Berk case or the suicide of Slobodan Praljak at the International Criminal Tribunal for the former Yugoslavia: certain trials keep popping up in media. In her dissertation, Tessa de Zeeuw examines the cultural appeal of such cases and analyses artistic responses. ‘Artworks sometimes have…

What is the effect of a certain regime on a country’s migration policy? Political scientist Katharina Natter compared the migration policy of autocratic Morocco with that of democratising Tunisia. Her findings challenge some of the core assumptions.

On 10 May 1940, the Netherlands was taken completely by surprise by the attack of the German army. Wasn’t it? In his dissertation, Wouter Linmans debunks the idea that the Second World War took the Netherlands by surprise. ‘From 1935 onwards, all major political parties wanted to invest in the military.’…

What role does the frontal lobe play in understanding sentences? Assistant professor Jurriaan Witteman has received a grant to replicate a leading study on this question. ‘As there is some doubt about the reliability of existing neuroimaging results, it’s important to replicate influential studies.’

Share experiences, gain inspiration or catch up with colleagues: you can do all of these at the Teaching Fair on 30 June. Co-organiser Anna Benjamins explains what the afternoon has in store.

Seksueel misbruik tussen broers en zussen kan diepe, mentale wonden veroorzaken. Orthopedagoog Sheila van Berkel geeft behandelaars tips voor hoe zij deze wonden kunnen helpen helen.

The antibiotic EVG7, developed in Leiden, has proven capable of fighting the dangerous gut bacterium C. difficile with only a minimal dose. What’s more, the bacterium is far less likely to return, a major issue with existing antibiotics. The research was published in Nature Communications.

Collaborations with funds and foundations enable a lot of research. As Fundraiser for Foundations and Major Donors, Madelon Rolleman seeks out these opportunities for Leiden University. ‘I’m always looking for ways to start my conversations with funds and foundations.’

The student navigator 'Find your way' helps students find their way around the university. Student advisers can also be found on the roadmap. JanPieter, student advisor at the Institute of Security and Global Affairs (ISGA), explains what a student advisor does.

She works four days a week as a project manager at LIACS and trains six days a week with the Dutch Para Climbing team. Christiane Luttikhuizen balances her role at the Faculty of Science with competing at a high level in climbing.

The mandatory diversity quota in the Netherlands means that considerably more women are on supervisory boards of listed companies. This is evident from research conducted by the Netherlands Bureau for Economic Policy Analysis (CPB) to which Leiden University also contributed.

The debate on migration and criminalisation concerns everyone from citizens and policymakers to academics. The Crimmigration in an Age of Authoritarian Drift conference in Leiden in July aims to offer new insights and encourage collaboration. Artists are playing a key role.

Of course, Jan Melissen is proud of the publication of his new book. Even so, one painful memory lingers: because of American interference, he was forced to remove the chapter on citizen diplomacy, diversity and inclusion. ‘It did affect me.’

Martin Berger was asked by the FIFA Museum in Zürich to help develop an exposition on the origins of football. In line with his expertise, he worked on the part of the online exposition that was about the Mesoamerican ballgame.

Shell Nigeria is liable for damages from oil spills in Nigeria. The Hague Court of Appeals gave this ruling in a case that was brought by four Nigerian farmers.

The International Court of Justice has issued an interim ruling calling on Israel to take immediate action to prevent genocide. South Africa had accused Israel of violating its obligations under the Genocide Convention, which both countries are a party to. Professor of Public International Law Larissa…

Assistant professor Ronny Boogaart, associate professor Henrike Jansen and assistant professor Maarten van Leeuwen have received the popularisation award from the National Research School of Linguistics for their book Maar zo bedoelde ik het niet (That's not what I meant).

Facility

The nine suspects from Hilversum accused of beating Carlo Heuvelman so badly on the night of 14 July last year that he later died will hear their sentences on Friday. The Public Prosecution Service (OM) had demanded that one of the suspects be sentenced to 10 years in prison, and two others eight ye…