In the research for her upcoming book, Elizabeth Stuart: Queen of Hearts, author and academic Nadine Akkerman stumbled upon a little-known portrait of Elizabeth Stuart, Queen of Bohemia and grandmother of King George I, which she believes would have been considered treasonous at the time it was pain…

Paul Behrens and his team have won the Frontiers Planet Prize of half a million euros for their research into the effects of switching to a plant-based diet.

There is broad support for the active involvement of the Netherlands in international cooperation. This is shown by a new public opinion survey among residents of South Holland, conducted by researchers from Leiden University.

‘If it rains later, then I’ll take the car.’ In order to reason, we use sentences containing ‘if’ every single day. But how does that work exactly in the Dutch language? Alex Reuneker wrote his 628 page dissertation on the subject. Ceremony on 26 January.

Two thousand years ago, the Middle East found itself caught between the rise of the Roman Empire in the west and the Parthian Empire in the east. PhD candidate Nolke Tasma has been awarded an NWO grant to investigate how local inhabitants experienced these changes.

During the HALON hacking competition, 28 teams had one goal: to find as many vulnerabilities as possible in the systems of Dutch higher education institutions. Research software engineer Chris Handy participated on his own and ended up in second place in the category ‘Vulnerabilities found at the highest…

Dr Peter Webb (LIAS) has been awarded an ERC Consolidator Grant for his project Geo-Poetic Analysis of Pre-Islamic Arabia (GeoPo).

In the article “Neanderthals and Us: We’re More Alike Than Once Thought”, we are reminded that many negative traits, from unintelligent to unsophisticated, have long been attributed to Neanderthals in popular culture. However, recent studies bring to light an ever-increasing amount of evidence contradicting…

Zuzana Vikarská joined the Europa Institute in January 2021 as a visiting researcher within the re:constitution fellowship - a new programme funded by Stiftung Mercator comprising 20 fellows who have their own project. The fellows meet regularly to discuss work in progress and engage in academic mobility…

Charisma K. Lepcha (PI, Sikkim University), Pradyut Guha (co-PI, Sikkim University), Rajib Sutradhar (co-PI, Christ University Bangalore) and Erik de Maaker (Leiden University) have been awarded a two-year grant of USD 18.000 to conduct research on the impact of ‘green farming’ on the sensitive mountain…

“Is it possible to restore antibiotic sensitivity in resistant bacteria?” Dr. Tingjie Guo wondered. “Watch me and learn”, phage responded. Dr. Tingjie Guo received an open competition XS domain ENW grant from the Dutch Research Council (NWO) to investigate the evolutionary trade-off of antimicrobial…

How to represent and assess legitimate interests? On behalf of the Dutch Ministry of Interior and Kingdom Relations, Caelesta Braun and Bert Fraussen developed the framework ‘Afwegingskader Legitieme Belangenvertegenwoordiging’ (Assessment Framework Legitimate Interest Representation). The researchers…

The project 'Crossing Boundaries: Ethnographic Approaches in Research on Migration and Diversity' has been awarded funding through the LDE Governance of Migration and Diversity (GMD) Seed Fund 2025–2026.

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

Back to university to attend lectures with master's students: that's what professionals did at the Leiden Leadership Programme. Conclusion of the experiment? Learning about leadership leaves one wanting more. 'Great that this is possible.'

Bringing the community together, doing up the community centre or researching how to make gardens greener. Students now have a base in Leiden-Noord where they can work with local residents and partner organisations to make the city a better place to live. It was the official opening of ‘Learning with…

How can we supply the growing world population with sustainable energy? At Laurens College in Rotterdam, Prof. Marc Koper speaks with the students about the crucial role of chemistry in the energy transition. Guest classes like this are a good way for school students to learn about the academic world,…

‘Yamila Miguel brings along immense enthusiasm that sparks over to the students in the lectures,’ her students say about her. ‘She inspires us as scientists-to-be.’ The astronomer teaches master’s students with great passion and interactivity about exoplanets. She has been nominated for the faculty…

Imparting students with a critical attitude and cross-curricular skills. That is what Rawi Ramautar wants to strive for as the new programme director (OD) of the bachelor of Bio-Pharmaceutical Sciences. 'A programme director has to create a programme of which students say: I find it challenging and…

During his PhD research, mathematician Tyron Lardy worked on a new approach to hypothesis testing. Instead of the traditional p-value, he uses so-called e-values. These turn out to be more flexible – especially when you want to look at your results midway through the study.

Sexual exploitation of children abroad: the Dutch government calls on its citizens to not look away from 'suspicious situations’ while turning a blind eye to the root causes of the problem themselves. Koning, who recently obtained her PhD on transnational sexual exploitation of children from Leiden…

Webinar

From a powerful documentary to a heartwarming classic: four Leiden alumni have chosen their favourite films and will introduce them at Leiden International Film Festival.

It was a remarkable trend in 19th-century London: middle-class bourgeois bohemians falling in love with anarchism and its assassins. University lecturer Michael Newton has been awarded a NIAS subsidy to reconstruct the lives of three of these families.

The project will further the development of policies, practices, and capabilities in responsible academic career assessment.

Using enslaved people as servants, becoming an administrator in the Dutch West India Company or making uniforms for the colonial army. Many people from Leiden played a role in colonialism and slavery. Historians are conducting preliminary research and finding striking examples.

Floske Spieksma will give her inaugural lecture as Professor of Mathematics of Operations Research on 1 September. A discussion about mathematical models, Venezuela, trembling knees, being the only woman, casinos, intuition and above all loving your job.

How do you keep participants engaged in your research from start to finish? And how do you connect your research with a wider audience? As a science communication adviser, Eva Slings works with researchers at Psychology on these and other questions. Colleagues share their experiences.

A KIEM grant was recently awarded to a diverse group of Leiden researchers, aiming to organise an interdisciplinary conference with the title ‘Ancient Religions and the Materiality of Danger’ in 2026. The topic of the conference marks a shift towards the study of the role of objects.

When we hear the word ‘bird house’, do we process it as a whole or does our brain see it as ‘bird’ and ‘house’? PhD student Jiaqi Wang explored this for speakers of Mandarin Chinese.

As part of the euCONSENT consortium, the Center for Law and Digital Technologies (eLaw) has been awarded European Commission funding to create a child rights’ centred cross-border system for online age verification and parental consent.

Natalia Sobrino-Saeb has attended the Nobel Peace Prize award ceremony in Oslo. She was awarded this honour after winning the essay competition of the Nobel Ignitor Fellowship, a programme that seeks to inspire young changemakers around the world – for change can be made by all of us: “You never know…

LACDR members Anne-Grete Märtson and Willem Jespers have each received a Veni grant from the Dutch Research Council (NWO).

Op maandag 1 april 2024 stierf onze leermeester, vriend en gewaardeerd collega Dr. Alexander Hendrik de Groot (Sander).

We all do it sometimes: watch your favourite Netflix series, YouTuber or comfort series while you are eating. But we don't always consider the possible consequences this could have. Floor van Meer talks about this and more during an interview with BBC.

Amsterdam’s attitude to sex work, politeness in historical Arabic letters and malaria in the Middle Ages: again this year, there was a wide variety of topics in the Research Traineeship programme. On Friday 30 August, the trainees finished the last of these projects for now.

Running, walking or horseback riding: colleagues from the Health, Medical and Neuropsychology unit are each working up a sweat this month to raise money for research on Multiple Sclerosis. How much have they collected so far?

Accelerating the development of new cancer medicines by joining forces—that’s the mission of Oncode Accelerator, a Dutch consortium that recently welcomed three Leiden-based PhD candidates. Under the guidance of Gerard van Westen, Marc Boef, Remco van den Broek, and Lucina-May Nollen are exploring how…

Lecture, NGL-lezing

Conference

Mariken Teeuwen started at the Institute for History as a professor by special appointment of Script Culture of the Middle Ages on 1 March. ‘I’m looking forward to doing research together with students.’

Research Director Judy Veldhuijzen, who started her new role this month, answers questions from colleagues. What is her vision for the institute? How does she view open leadership? And: how healthy is the GMN researcher herself?

The midterm review is a moment for reflection on the Research Master’s in Psychology programme, and also a starting point for development. The review process is supported by everyone involved in the programme, including the students themselves. On 14 May, the external committee will visit the programme…

When assistant professor Jiyan Ilbrink isn't working at the university, she can be found in her vegetable garden. On the plot of land around the corner from her home, she grows the most delicious tomatoes, zucchini, and potatoes.

The Scriptiewerkplaats (thesis workshop) is an initiative of Leiden University, TU Delft, Erasmus University Rotterdam, and the municipality of The Hague. Students conduct research based on issues that are currently happening in The Hague South-West. We interviewed Mandy Koenraads, Scriptiewerkplaats…

At one time, the railway from Kimberley to Kambove in Southern Africa symbolised prosperity and progress. Today, the exhausted mining towns along its route are marked by decay and pollution. Professor Jan-Bart Gewald has been awarded an NWO L grant to investigate the long-term global consequences.

In the tropical rainforests of Southeast Asia the soursop family (Annonaceae) can be found. The genus Uvaria is a part of this family, but it has not yet been described entirely correctly. That is what Annas Rabbani will be studying during the next four years as a PhD student at the Hortus botanicus…

Sterre ter Haar has won the Rachel Carson Graduation Prize for her thesis on how rising levels of CO₂ affect the nutrient content of plants. For the Industrial Ecology student, the award is a crowning achievement after a difficult period of recovering from long COVID.