Henk Hoekstra and Alessandra Silvestri work on the astronomy and theoretical physics in the Euclid mission. These Dutch researchers are part of the mission.

How can chimpanzees, so closely related to humans, have almost no sense of rhythm? ‘The best students ever’ and behavioural biologist Michelle Spierings demonstrated that chimps can actually drum and move rhythmically—each following their own unique beat.

Aya Ezawa bade farewell as Diversity Officer of Leiden University at a celebration in the Academy Building on 11 June. Since her appointment in 2019, she has been a tireless advocate for culture change and a champion for diversity, inclusion and equal opportunities for all.

Traditional school tests, like the Dutch CITO, largely reflect students' existing knowledge and abilities. However, dynamic testing sheds light on students' learning potential, discovered Mirjam de Vreeze in her PhD research. This approach is especially promising for children with learning challenges,…

An archaeologist as a modern-day shaman. An unexpected comparison Professor by Special Appointment of Public Archaeology Luc Amkreutz will make in his inaugural lecture.

Not experiments and lab coats, but computers and artificial intelligence: this year's Nobel Prize in Chemistry went to the inventors of the groundbreaking AI model, AlphaFold. This programme accurately predicts protein structures based on their genetic code—a crucial step in understanding biological…

Following 40 years of research into the legal equality principle, Emeritus Professor Titia Loenen gave her valedictory lecture in which she took stock of the progress that has been achieved. She focused on equal rights for women and is cautiously optimistic, despite the current rise in conservatism…

Rapid developments in DNA techniques allow researchers to find out more and more about human genetics. An international group of scientists has drawn up five ethical guidelines to ensure that this DNA research is better regulated. Leiden archaeologist Marie Soressi – one of the signatories - explains…

PhD candidate Layla van Wieringen examined how extremist beliefs are passed on within households. In her dissertation ‘Rotten Trees, Bad Apples? Understanding the Intergenerational Transmission of Extremism’, she reveals a reality that media and politics rarely address.

Psychologists Anna van ‘t Veer and Eiko Fried will start a scientific integrity workshop tour after the summer, called Responsible Scholarship: Psychology. Their aim: giving the subject a more prominent position in the academic’s mind.

On January 7th Minister van Engelshoven of Education, Culture and Science of The Netherlands announced that the project Island(er)s at the Helm: Co-creating sustainable and inclusive solutions for social adaptation to climate challenges in the (Dutch) Caribbean is one of two projects awarded with funding…

Interview with Pieter Slaman who received the LUS Education Prize. What makes the award so special to him and does he already know how he will use his prize money?

For the fifth year in succession, on the foundation day of the university, Leiden professors taught a lesson at primary schools as part of the ‘Meet the Professor’ programme.

In 2025, our colleagues from the Institute of Psychology once again made a strong presence in the media. From (inter)national newspapers to podcasts, discover where they shared their expertise in the media this year.

Few researchers see potential in research on glioblastoma, an incurable brain tumour. Alexander Kros brought together colleagues who are up to the challenge. European research funder ERC recently made 10.6 million euros available, a year earlier NWO provided 3 million euros. ‘In six years, we certainly…

The Ecuadorian Pachakutik party is one of the oldest indigenous political movements in Latin America. Despite not being very successful at the polls and hardly having organisational resources at its disposal, Pachakutik is still part of Ecuador’s political landscape. In her dissertation, Political Scientist…

Fifteen passionate lecturers earned their Senior Teaching Qualification (SKO) on Monday 22 January. Rector Magnificus Hester Bijl congratulated them in the Academy Building. Four of these lecturers talk about what motivated them to take the SKO and how it has benefitted them.

In a collaborative effort between the Leiden Children’s Rights Observatory, the Leiden Law Academy, UNICEF and the Petitions Section of the Office of the United Nations High Commissioner for Human Rights, a symposium held last week commemorated the tenth anniversary of the Optional Protocol to the Convention…

What should our education and research look like in 2027? How can we make the university more sustainable and achieve greater impact? The new Strategic Plan will set the direction for the coming years, and the Executive Board wants students and staff to provide as much input as possible. Would you…

Archaeologist David Fontijn was nominated for the University Teaching Prize. His students nominated him for this award for his innovative ways of online teaching. In the corona-year 2020-2021 he gave a new course and experimented with the way he taught. ‘It clearly appealed to the students, so we are…

How do you ensure that people who have had a stroke get the right therapy at the right time? This is the question researcher Jorit Meesters wants to answer.

For the past year, a steering group has been working hard on the new Faculty Strategic Plan (FSP) for 2022-2027 and the corresponding Implementation Agenda. A number of working groups have also carried out a stakeholder analysis, and several consultation rounds have been held with various bodies, including…

Een internationaal consortium onder leiding van Olaf van Vliet heeft een Horizon Europe subsidie van 3,4 miljoen euro gewonnen. In het onderzoek staat centraal hoe wereldwijde sociale veranderingen zoals migratie, digitalisering en de klimaattransitie de arbeidsmarkt beïnvloeden en wat daar de gevolgen…

Every year around 8 February, Leiden University, the oldest university in the Netherlands, is celebrating its birthday. Why does the King still receive a telegram on the day of the Dies Natalis? 4 questions on the origins of Leiden University and its traditions for celebrating its foundation day.

Damien van Puyvelde has received funding (over 47.000 euro) from a new Research Council pilot for his study 'Open-source research and the war in Ukraine: intelligence for the people by the people?' We asked the researcher five questions about this project and the opportunities this creates for him.

The cultural linguistic minority group of deaf people who communicate using sign language systematically experiences limited access to fundamental rights. Linguist Joni Oyserman identified this problem and has received a Meijers grant to fund her investigation.

Our students and staff have strong feelings and deep concerns about the ties between Dutch universities and the fossil fuel industry. It’s a thorny issue and as a university we’re keen to chart our course for the future, but we cannot do so alone. I therefore hope to be able to discuss the matter with…

On 30 April, Prime Minister Mark Rutte was presented with the manifesto of the NWO Youth Challenge, which contains advice for policymakers, scientists and administrators on the empowerment of youth in the time of coronavirus. The manifesto is based on research questions submitted to the science community…

Those who apply for asylum at the Immigration and Naturalisation Service (IND) are often asked about their main reason for migration. This process puts asylum seekers in a specific category, while their experiences are often much more complex and multifaceted. With his research on queer migration, PhD…

How should the municipality of Eindhoven organise the reception of asylum seekers? What is the best electoral system for the Dutch Parliament? Governments regularly ask citizens for their opinions. Computer scientist Michiel van der Meer has improved the method used for citizen assemblies. He will defend…

What exactly does it mean when your doctor says you have a ‘good chance’ of survival? Leiden researchers discovered that there is a big difference in how people interpret such probability phrases. And that can be a problem, warns lead researcher Sanne Willems in her blog post.

Jasper Knoester, decaan van de Faculteit Wiskunde & Natuurwetenschappen, blikt terug op 2025 in "het jaar van Jasper".

For a long time, Thijs Bosker was an average student, until he discovered how exciting learning becomes when there are no ready-made answers. To his students, he passes on one key message: hope is the driving force that keeps us moving forward. They nominated him as Lecturer of the Year.

An evolutionary 'trap' that has haunted crested and marbled newts for 25 million years: Leiden researchers have uncovered a mysterious DNA error that should not be able to arise – yet persists all the same. How is that possible? PhD candidate James France found new clues.

Communication is the transmission of information. All day long we are busy explaining and making things clear to each other, but exactly how we do that varies from language to language. Associate Professor Jenneke van der Wal delved into African Bantu languages for a Vidi project.

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.

Can we reshape school playgrounds through data and design? By using AI and wearable sensors, data scientist Maedeh Nasri discovered ways to create environments where children, including those with ADHD and autism, can connect, play, and grow.

Forty archaeology students are holding a shovel somewhat awkwardly in the fields at Oss. This is their first day of fieldwork and they are going to use muscles they didn’t even know they had.

How can I get students to collaborate more and increase their engagement? That was the question that teacher, and winner of the 2022 Faculty Teaching Award, Astrid Van Weyenberg asked herself two years ago. Her solution? A method in which the use of podcasts ensures that students actively engage with…

She walked into the Sylvius building as a wide-eyed twenty-something in 1984, and next year, she’ll be leaving us as a soon-to-be retiree in her sixties. Ine Tijdens (66) reflects on more than four decades at LACDR. ‘One year, I got a little whip for Sinterklaas. That says something about my persona…

PhD candidate Agnes van Steen researched the history of the Leiden women’s rights movement (1860-1990) and found that the university produced many feminists.

Peter Scholten is one of the four professors that were officially appointed as Leiden-Delft-Erasmus professor last week. Apart from his appointment at the Erasmus University, he has now also been appointed at FGGA. We asked Scholten five questions about his double appointment and the collaboration between…

How can the people of Leiden age as well as possible? And what is needed to reduce health disparities? That is the mission of Leiden Healthy Society Center, a new partnership between the Municipality of Leiden, Leiden University and many other partners in the city.

Adults are more likely to reoffend after a short prison sentence than comparable adults with a non-custodial sentence, Leiden University research shows. This is true for the likelihood and extent of repeat crime.

Different groups of hominins probably learned from one another much earlier than was previously thought, and that knowledge was also distributed much further. A study by archaeologists at Leiden University on the use of fire shows that 400,000 years ago knowledge and skills must already have been exchanged…

Within just a few years, the Chinese government's policy towards the Uyghurs deteriorated sharply. From control and marginalisation, it shifted to violation of human rights. PhD candidate Elke Spiessens was right in the middle of it with her research. 'The fabric of the community is being completely…

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.

Over hundreds of thousands of years, our region witnessed the comings and goings of various types of hominin. This depended on the temperature as ice ages alternated with warmer periods. In ‘De eerste mensen in de Lage Landen’ (‘The First Humans in the Low Countries’) Leiden archaeologists Yannick Raczynski-Henk…

No more ones, twos or threes, but focusing on development opportunities. This summer, the Faculty of Humanities will start a pilot for the new Performance and Development Interviews (PDI). HR adviser Marion Sluijs tells us more about it.

Over 160 years ago, the Hague-based photography pioneer and traveler Alexine Tinne (1835-1869) captured current South Sudan and its inhabitants on film. These photographs represent some of the earliest images taken in the heart of the African continent.