It often takes longer for women with heart problems to get the right diagnosis. In her Annie Romein-Verschoor Lecture, Professor Hester den Ruijter will talk about how hormones influence the heart and the importance of medical research that focuses specifically on women.

On Things That Talk, a website founded and developed by Fresco Sam-Sin, students and researchers describe objects from today and from long ago. By now, more than a hundred objects have been covered. Willemijn Waal, Emma Verweij and Frank van den Boom contributed to the content.

The ninth issue of the Journal of the LUCAS Graduate Conference has been published. This time the theme is ‘Reinventing Boundaries in Times of Crisis.’

The plan was to research the years surrounding the creation of the signature H.P. Berlage building of the Kunstmuseum Den Haag, but due to the lockdown, University Lecturer Laurie Kalb Cosmo has hardly been able to visit museums. Yet she succeeds in continuing her research for the Museums, Collections…

You may have noticed this happening more often: your municipality sends you an online questionnaire to find out your opinion on the renovation of a certain area or the design plans for a new district. But how inclusive are these online platforms where citizens can participate in decisions on government…

Turning beer waste into a useful, sustainable product. That was the mission of students from Leiden at the international BISC-E event. The biology students challenged themselves and won third place in the Dutch finals of this competition. For this, they used the simple formula: Grain + fungus = coas…

On Thursday 15 January 2026, the Meijers Lecture was held and the Meijers Prizes and Van Wersch Springplank Prize presented. Suzan Stoter, Dean of Leiden Law School and portfolio holder for research, introduced the lecture to a full house.

In supermarkets, consumers are drowning in a sea of sustainability labels. Confusing for them, but also farmers can't see the forest for the trees. Obtaining these labels demands an enormous amount of time and effort. Berent Baris is investigating ways to simplify this process, benefiting both farmers…

With ongoing protests across Iran, many are asking whether the regime is on the brink of collapse. Three Leiden experts share their perspectives.

The daisy has been crowned the Netherlands’ national flower. Rogier van Vugt, Head of Horticulture at the Hortus botanicus, explains why the daisy merits its elevation to national symbol.

The number of insect species is plummeting, which is why the University is creating a more biodiverse environment around its buildings. Annetje Ottow, President of the Executive Board, planted the first bee-friendly plants in the front garden of Oude UB on 20 September.

Maaike Kempes believes more attention should be paid to non-congenital brain injuries in suspects. This may partly explain their criminal behaviour.

Jasper Knoester is the dean of the Faculty of Science. How is he doing? What kinds of things is he doing and what does his day look like? In each newsletter Jasper gives a peek into his life as dean.

Jasper Knoester is the dean of the Faculty of Science. How is he doing? What kinds of things is he doing and what does his day look like? In each newsletter Jasper gives a peek into his life as dean.

Even embryos can become embroiled in an evolutionary arms race with another species. Leiden biologists demonstrate this with larvae of the rosy bitterling that parasitize the gills of freshwater mussels. They published their research on February 19 in PNAS.

PhD candidate Joeri Schoenmakers works at the LIC and describes how his days revolve around new experiments, oxygen-free reactions and supervising students. The mix of freedom, variety and a close-knit team means he enjoys both his research and his teaching role every single day.

Timo McGregor recently joined the Institute for History as a NWO-Veni research fellow. His research explores legal and political thought in early modern European empires, with a particular focus on mobility, political belonging, and enslavement. Below he introduces himself.

Have you considered including the Leiden University Fund in your will?

A live online New Year’s event on Tuesday 12 January marked the start of the New Year. Dean Joanne van der Leun toasted 2021 and as usual at this event, the annual Meijers prizes and thesis prizes were awarded.

Working for a social client during your studies: this is what happens at Urban Studies. For the course Urban Studies in Practice, third-year students carry out projects for public clients, such as the municipality of The Hague.

On 20 March, the final of the Legal Tech Challenge 2025 took place at Leiden University. After weeks of collaboration, brainstorming sessions and workshops on legal accessibility, five student teams presented their innovative legal apps to a jury.

In a new FSW Honours College course students from various academic disciplines dive into the world of artificial intelligence (AI). The course, 'Artificial Intelligence: Understand and Create' was designed by Marc Cleiren and Pieter Pierrot to be accessible to all students, regardless of their prior…

Recently, our respected and talented former colleague Bente Hilde Bakker passed away after a long and brave fight with illness. She received her mathematical training at the Vrije Universiteit in Amsterdam and also obtained her PhD there under the supervision of Jan Bouwe van den Berg and Robert van…

Twenty-one dedicated teachers were awarded their Senior Teaching Qualification (SKO) on 21 January. Rector Magnificus Hester Bijl congratulated them in a ceremony in the Academy Building with an extra celebratory touch as the milestone of the 100th SKO certificate was reached.

Leiden University, together with the Open University and Universities of the Netherlands, will take up residence in the Spui building at Grote Marktstraat 48-50/Spui 3 in downtown The Hague from 2025. The partners signed the leases on 7 November.

Rogier Hartendorp is professor by special appointment of social effectiveness of justice at Leiden University and a judge at The Hague District Court. So, the perfect person to liaise between our faculty and the Court. We asked him some questions about this role.

Una Europa, an alliance of 11 top European universities, provides annual seed funding for new research and teaching projects. Assistant Professor Carmen van den Bergh applied for funding with her Flemish and Italian counterparts. Thanks to this funding and the support of Erasmus+, students can now take…

Goede en actuele data zijn cruciaal om infectieziekten effectief te bestrijden en de volksgezondheid te beschermen. Bijzonder hoogleraar Susan van den Hof en haar team zetten zich in voor betere data-methoden, zodat infectieziekten vroeg worden opgespoord en doeltreffend worden aangepakt.

Education

Give Nikki IJzerman a football and she’s happy. The midfielder was named Player of the Year by ADO Den Haag last season, as well as obtaining her master’s degree in Journalism and New Media.

“We are proud and happy to receive this grant. It will enable us to do truly innovative fundamental research with a direct link to practical applications.” Michiel Westenberg is looking forward to investigate the effects of age and social anxiety on eye-contact. Together with Esther van den Bos he has…

Organisation

With great sadness we have learned that Frans Pigeaud passed away suddenly last Friday, at the age of 70.

Alanna O'Malley, Associate Professor at Leiden University Institute for History, talks about the possible expelling of the Russian ambassador Yuriy Filatov and the risks that come with the decision.

Kohei Suzuki receives Kenneth J. Meier Award from the Midwest Political Science Association

The Executive Board has appointed Olaf van Vliet as Professor of Economics at Leiden University, specialising in social security and labour market policy from an international perspective. The chair is affiliated to both the Department of Economics (Leiden Law School) and the Institute of Public Administration…

The article deals with an issue that will be at the heart of the World Health Assembly to be held in May, namely the concept of ‘deep prevention’ and the importance of its integration in the Global Pandemic Treaty - which has been recently proposed by the European Council and currently endorsed by more…

8 April, we hosted our very first research day—an exciting beginning with more to come in the future. We were able to show how researchers and support staff collaborate to secure research grants, conduct studies in accordance with the latest rules and regulations, and tackle challenges head-on.

As of 1 May Gianne Derks is the new Scientific Director of the Mathematics Institute. Derks succeeds Hermen Jan Hupkes who temporarily assumed the role. Derks has been appointed for a period of four years.

Ornately decorated head pieces and jewellery, images of imposing mosques and photos of local people. The 'Splendours of the Silk Roads' exhibition depicts life and different cultures along this important trade route.

Na Shell en Unilever is DSM het derde grote bedrijf dat vertrekt uit Nederland. Fiscalisten zijn niet verbaasd: het sentiment over het vestigingsklimaat hier is momenteel minder gunstig.

On 20 May 2022, eLaw - Center for Law and Digital Technologies of Leiden University organised the Hans Franken lecture for the third time. This year the lecture was delivered by Aleid Wolfsen, chairman of the Autoriteit Persoonsgegevens (Data Protection Authority (DPA)), the privacy watchdog of the…

Sri Lanka is experiencing unprecedented economic and political crises. Months of protests came to a head earlier this month when protesters occupied President Rajapaksa's palace.

Emeritus professor Liesbeth Eurelings-Bontekoe received the royal award from the Deputy Mayor of Amsterdam for her great contribution to the quality of care, especially to clinical and health care psychology.

The Faculty of Archaeology is proud to present the special edition in honor of our 25th anniversary. In 15 pages, the Dutch-language special gives an overview of the wide variety of research, fieldwork projects, and laboratories the Faculty hosts. Aimed at the general public, the special will be handed…

On 25 May 2024, our much-loved former colleague prof.dr.dr.h.c.mult Hans E. Junginger passed away.

The latest volume of Contributions in New World Archaeology (Vol. 18) has been dedicated to the memory of Dr Andrzej Tadeusz Antczak, an eminent archaeologist and long standing collaborator of the journal. Dr Antczak, who passed away in 2024 after a long illness, was a respected member of Leiden University’s…

Bert Koenders, professor of Peace, Law and Security at the Institute of Security and Global Affairs, has been appointed chairman of the Advisory Council on International Affairs (AIV), or foreign policy.

It was great to welcome so many people at the LACDR Spring symposium on the 4th of April 2023. The meeting started with an inspiring lecture of Dr. Mustafa Diken (Bioentech) on the evolution of mRNA vaccines. Afterwards, PhD speakers from LACDR, LIC and CHDR gave presentations on a wide range of pharma-related…

The Executive Board is delighted to announce that Joanne van der Leun took up the position of the university’s Academic Lead International Affairs as of 1 January 2025.