It’s starting to become a real Dies Natalis tradition: on 8 February professors from Leiden University teach a class at primary schools in the region. This introduces children to academia and teaches them more about conducting research. ‘Had you expected me to be a woman?’

What makes young people susceptible to misinformation? And how do their friends influence this? Psychologist Jiemiao Chen aims to find out by using eye-tracking to monitor where young people focus their attention while watching TikTok videos.

Facility

Research

The market is flooded with books and classes claiming ‘breathwork’ can help with mental health, sleep and even Covid-19. But are experts convinced? Cognitive psychologist Roderik Gerritsen explains the role of breathing on stress.

It’s not healthy but we often do it anyway: sit hunched at our computer for hours on end. But exercising and relaxing at work doesn’t have to be complicated. These staff members have come up with fun and easy ways to help their colleagues stay fit and healthy. ‘You don’t need sportswear and won’t end…

When we think of ageism, we often think of discrimination against older adults. However, ageism occurs across the entire lifespan; in the tech world, for example, being "old" can start as early as 35. In this episode, Dr. Ittay Mannheim joins us to discuss the intersection of ageism, digital technology,…

Inequality could be addressed in the classroom without taking too much time, effort or money. By making one small change, teachers can make a big difference, says Professor by Special Appointment in Equal Educational Opportunities Lisa Gaikhorst in her inaugural lecture.

A sense of security plays an important role in the decision to contribute to nature conservation. Stacey Mac Donald conducted four years of research on the influence of social and political changes and the (post) colonial context on nature conservation in the Dutch Caribbean. On 17 May she will defend…

The Faculty of Humanities has made a festive start to the academic year. On 7 September, staff members were able to meet each other at a drinks party in the Hortus botanicus.

Cancer treatments often have an impact on people’s sexual health, but doctors and nurses do not discuss topics such as sexuality and intimacy with patients as a matter of course. This is what Esmée Krouwel, a physician-researcher at Leiden University Medical Center (LUMC), has discovered. With her research…

Young people influence one another to take greater risks, although it's not quite that cut and dried. This is what development psychologist Jorien van Hoorn discovered. Peers also have a positive influence on one another, an aspect that has so far been under-researched. PhD defence 12 January.

The way the great masters of the sixteenth and seventeenth centuries learned to draw is more similar to a present-day drawing class or book than you might think. Professor of ‘Art on Paper and Parchment’ Yvonne Bleyerveld tells us about the art of copying and model books.

An impressive 22 research projects by Leiden researchers have been awarded Veni funding from the Dutch Research Council (NWO).

What factors play a role in determining inclusive leadership in public organisations? On Friday June 4, dr. Tanachia Ashikali answered this question as she shared the findings from her recent research on inclusive leadership with various academics and professionals.

For already two years, Vincent Niochet has been affiliated with the Leiden Faculty of Archaeology as an external PhD candidate. Now, he has been awarded an NWO PhDs in the Humanities grant, allowing him to continue his research as a paid PhD staff member. ‘The past two years have been quite challenging,…

The stadtholder’s court in the Republic of the Seven United Netherlands has long been underestimated. Real courts and the associated court culture were to be found elsewhere in Europe. PhD candidate Quinten Somsen is trying to reverse this image. ‘The stadtholder’s court was actually very lively.’

On the 6th of December, Buurtlab 070 and the Leiden University Green Office (LUGO) hosted an event at the Spinozahof in the Stationsbuurt, bringing students and local residents together to explore energy (in)justice through the serious game Sunjust.

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.

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.

During the spring of 2021, a group of eight biology students from Leiden set out into the dunes in search of amphibians. Using DNA, they determined the geographic origin of the animals. And guess what? In many cases they discovered exotic populations of animals that do not naturally belong in The Netherlands.…

Research

From travel stories, travel guides and hotel vignettes to postcards, drawings, menus, brochures, posters and photos. The collections of Leiden University Libraries (UBL) hold many sources that provide insight into the development of tourism in the Dutch East Indies, present-day Indonesia, from 1870…

The heat pump in the Herta Mohr Building has malfunctioned, causing the temperature in the building to drop. Work is currently underway to resolve the issue, but it is not yet known when the malfunction will be fully repaired.

Education, ICT

Five questions for James Shires, assistant professor at ISGA, about his new book, The Politics of Cybersecurity in the Middle East. The book is available to order now.

The rise of populist parties, the expansion of the role of the state and now the fragmentation of the Senate and the House of Representatives: Dutch political reality has changed rapidly over recent decades. These developments are in stark contrast to Dutch constitutional law that has remained almost…

Until very recently malaria was an impactful disease in the Netherlands. While currently mainly regarded as a tropical disease, references to symptoms which could be related to the disease are found in several historical documents from the 17th century onwards. To be able to better understand this disease…

The number of Waldorf schools in the Netherlands is growing rapidly. Over the past ten years, student enrolment has increased by more than 40 percent. Thijs Jan van Schie not only teaches at such a school, he has also conducted research on this type of education — not in the Netherlands, but in the…

The Executive Board has appointed Mette Kamerich as the assessor and student member of the Faculty Board of the Faculty of Humanities. The appointment is for the period from 1 September 2025 to 1 September 2026, and she will therefore succeed Nova Verkerk in this role.

How wonderful would it be to use art, technology and science in Ukraine's recovery? Young Ukrainians currently residing in Poland get guidance to develop creative programmes and activities that can later be implemented. Leiden astronomers Pedro Russo and Kateryna Frantseva cooperate in the project.

Leiden University is going to offer two new Economics degree programmes at its campus in The Hague: the bachelor’s in Economics and Society and the master’s in Public Sector Economics. The NVAO has decided to award accreditation to both programmes, which will be taught in Dutch. The bachelor’s programme…

On Thursday 23 November, Professor Betty de Hart delivered the lecture ‘Exploring the Legal Archive on Race: Methodological Challenges’ as part of the lecture series ‘Reconsidering the Socio-Legal Gaze’ organized by the Van Vollenhoven Institute. Over 40 people attended the lecture, held online due…

There has been good progress with the new South Cluster construction through the summer months. All the door and window frames are now in place, the building will soon be wind and watertight and the interior finishing has already begun. The work will be completed in the months ahead, with the building…

A number of election debates will be taking place in the run-up to the municipal elections on 18 March 2026. Leiden University and its partners in The Hague are also organising several initiatives that give students and staff the chance to exchange ideas with local politicians about the city’s futur…

Theft, prostitution, fortune-telling or murder. Historian Manon van der Heijden and a group of students are researching court records from The Hague from 1600 to 1800. They are tracing crimes and offenders and shedding new light on The Hague’s Gevangenpoort (or Prison Gate). Among their many discoveries…

Facility

Four PhD candidates from Leiden University started the two-year Europaeum Scholars Programme this month. They have now completed the first week of the programme. How was it and what do they expect from this programme?

Leiden criminologists have co-developed an artificial intelligence technology that tracks firearms incidents by scanning over 350 news sources.

On average, the residents of The Hague Southwest (Zuidwest) are poorer, have more health problems and a lower level of education than the residents of other districts in The Hague. With the Southwest Pact, the municipality, the state, residents, entrepreneurs and professional parties are joining forces…

Only 27 per cent of Dutch households are financially healthy. This appears from a joint study conducted by Deloitte, ING, NIBUD and the Department of Economics of Leiden University.

Several media published articles on the latest research from a team including Thijs Bosker, Associate Professor Environmental Sciences, last week. The research has shown that whales in the vicinity of Auckland New Zeeland consume three million microplastics a day.

Two teams of astronomers, including one from Leiden University, have discovered oxygen in the most distant known galaxy, JADES-GS-z14-0. This groundbreaking discovery shows that galaxies could form much faster in the early universe than was previously thought.

The Leiden Archaeology Social Media Team (LUFASM) proudly presents their second mini-documentary in the series on Leiden Archaeology projects. The Karakorum Rescue Project is run by Marike van Aerde and Abdul Ghani Khan, and is a collaboration between archaeologists in Pakistan and the Netherlands.

Craft your own empirical research in workshops of the ELS lab @Leiden!

‘Intelligence and security services need to adapt urgently to their constantly changing environment,’ says Professor by Special Appointment Bas Rietjens.

How can universities and research institutions, businesses and government bodies in the Leiden region drive ‘broad prosperity’?

Participating in discussions as a student, at an administrative level? Jonatan Wirix-Speetjens has done so for the past two years as assessor of the Faculty of Humanities. Ebrar Kaya will take over the position of assessor starting this September. In this interview we look back and ahead at the asse…

From a queer art exhibition to a podcast about people with disabilities, the JEDI Fund this year again honored several projects that contribute to diversity and inclusion.

As I cycle to work in the morning, along Rapenburg to the Huizinga Building, I sometimes stop and dismount. The early morning silence and the rising sun that casts a spotlight on the Academy Building can be enchanting. On those days, I use the moment to take a photograph. I already have quite a collection.…