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.

New archaeological research into grave goods and skeletal material from the oldest grave field in the Netherlands shows that male-female roles 7,000 words ago were less traditional than was thought. The research was conducted by a multidisciplinary team of researchers led by Archol, the National Museum…

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…

In the Gorlaeus Building, there will be a brand new faculty bar for students and staff. From hundreds of entries, a faculty jury chose the name for this bar. The new bar will be called 'The Fusie'. 'This name exudes togetherness and cosiness,' says FWN assessor Nalani Verwoord. 'And it has an additional…

I think we should go this way. This way! THIS! WAY!! Making yourself heard in a city can be difficult. That is not only the case for humans, but birds seem to be hindered by urban noise as well. Researcher Hans Slabbekoorn of Leiden University already showed that great tits in Leiden communicate differently…

After the Second World War almost three million people emigrated from the Netherlands to countries such as Canada and Australia. The government information was anything but objective, Professor by Special Appointment of Dutch Studies/Dutch Literature Ton van Kalmthout concludes in his inaugural lect…

Six professors and one lecturer from Leiden University have officially been appointed Medical Delta professors or lecturers.

During the course BBO II: Multi-Level Governance, students learn to make the link between theory and society by completing a challenging practical assignment.

The As-Soennah mosque in the Schilderswijk, The Hague. The mosque where young Muslims of all kinds, moderate to orthodox, find a place. We, students from the Honours Class Denktank: Islam in Nederland (Think tank: Islam in The Netherlands), paid a visit to the mosque and went to talk with its imam.

After years of lobbying by environmental activists, a deposit scheme for small plastic bottles is to be introduced on 1 July 2021. One of the leaders in the fight is alumnus Merijn Tinga. The university will have collection points for plastic bottles and is also supporting the Plastic Spotter citizen…

For her bachelor’s thesis, Molecular Science and Technology student Madouc Bergers synthesized her own molecule that can inhibit the breakdown of sugars. Although most students do not even manage to make one building block, Madouc made three. Partly because of this, she has been nominated for the Science…

There has been a lot of media attention for the report recently completed by the Institute of Environmental Sciences (CML) from Leiden University. However, it has long been known that Dutch surface water contains too many toxic pesticides. ‘We will have to improve our ways of life together with many…

Another year's end draws near. And what a year it has been! On December 12th staff and students of the Faculty of Archaeology came together to celebrate and reminisce. Professor Joanita Vroom got us in a festive mood by telling tales of Byzantine banquets, while a chef served historical dishes to sa…

Jasper Knoester is the dean of the Faculty of Science. How is he doing, what exactly does he do and what does his day look like? In each newsletter, Jasper gives an insight into his life.

Social

Michiel Veldhuis received the most public votes for the C.J. Kok Public Award and may therefore call himself Discoverer of the Year. Veldhuis researches how climate change affects savannah ecosystems in Africa and how we can protect them.

X-ray and CT scanners are widely used devices in research, diagnostics and the industrial sector. And yet they are not nearly as fast and accurate as we would like. Mathé Zeegers is researching the newest technique in the field at the Centre for Mathematics and Computer Science: spectral X-ray imaging.…

The year 2023 saw the earthquake in Turkey and Syria, the Wagner Group rebellion and wildfires and floods as all the weather records were smashed. Our most-read stories were about the climate crisis and the elections: here’s the list.

In June the Final Festival took place, the closing event of the 'Social Science Lab'. New participants of Honours College Science and Society presented their solution for a current social problem.

On Thursday 19 October, the Crisis and Security Management programme welcomed back six alumni for an alumni panel.

Life returned to something resembling normal after Covid but other crises soon took its place. These great challenges are also being felt at the University and our researchers are working on solutions. The nitrogen crisis, problems with young people’s services and an increasingly urgent climate crisis:…

Whales in the vicinity of the city of Auckland, New Zealand consume large amounts of microplastics every day. A team of international researchers reached this conclusion after carefully examining whale poop. The team included Thijs Bosker, Associate Professor in Environmental Sciences at Leiden University…

Research

The Hague Program on International Cyber Security focuses on the various modes of governance that states and other actors can bring into play to deal with and shape the strategic challenges in the digital environment. This years conference focused on international cyber security and the role of the…

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.

Tijdens de facultaire introductieweek werden nieuwe bachelor studenten van de studies Rechtsgeleerdheid en Criminologie wegwijs gemaakt in het leren en leven aan de universiteit. Op de informatiemarkt van dinsdag stond niet het studeren centraal, maar het studentenleven. Studieverenigingen vertelden…

Fiffy the chimpanzee had rapidly developed cataracts in both eyes that made her as good as blind. Eye doctors at the Leiden University Medical Center (LUMC) have now managed to replace the lenses in both her eyes. As far as we know, Fiffy, who is thought to be between 30 and 40 years old, is the first…

Recently Professor Joanita Vroom’s book Feeding the Byzantine City was published by the prominent academic publishing house Brepols. This volume is the fifth in a series called Medieval and Post-Medieval Mediterranean Archaeology, of which she is the editor. ‘This series aims to offer new perspectives…

Leiden University College The Hague received the 'Top rated Programme' seal from the Keuzegids Universiteiten 2023 (Dutch University Guide). It is the tenth consecutive time the Liberal Arts & Sciences programme focusing on Global Challenges is awarded the honorary seal.

Leiden University’s Executive Board (CvB) visited Leiden University College in The Hague on Friday 11 November during a working visit tour past the Institutes of the Faculty Governance and Global Affairs. Hester Bijl and Martijn Ridderbos were provided with an overview of the programme, the research,…

Since the beginning of September, urban criminologist Marianne Franken has been the linchpin of a special partnership between Leiden University, the municipality of Leiden and the police. As a PhD candidate she will spend four years conducting research into how safe the people of Leiden feel.

For the eleventh time in a row, Leiden University’s unique liberal arts and sciences programme has been awarded the ‘Top Rated Programme’ quality seal by Keuzegids universiteiten 2024.

Giles Scott-Smith is the new dean of LUC (Leiden University College) in The Hague. He succeeds Judi Mesman and starts on 1 July. Scott-Smith: ‘Joining LUC as Dean is a serious honour, and I follow in the footsteps of three Deans who I respect and admire.’

It has been just over a decade since the first students graduated with Leiden University’s unique Liberal Arts and Sciences Bachelor degree. We caught up with one of those pioneering graduates.

During the New Year's Reception at FSW, new Dean Sarah de Rijcke gave her maiden speech. The first official moment at which she's able to share what she stands for and what to expect of her. In case you weren't there, or you want to read the speech at your own pace, below you can find the integral copy…

Glorious sunshine, dozens of enthusiastic academics and huge numbers of Leiden residents ensured that this year’s special jubilee version of 3 October University was a great success.

Lecture

The Week of the International Students, from 14 – 18 November is an initiative of Nuffic. The aim of this week is to showcase the importance of an international experience for both Dutch and international students. This year’s theme Meet the world, make the change highlights the positive change students…

Do young people trust the law? That is what HC Law students are trying to find out. Regular guest speaker and social worker Carlito Jones invited the students to the Bezuidenhout-West neighbourhood centre in The Hague to talk to youth workers and neighbourhood police officers: what do they run into…

Panel

Debate, Career Talk

Student organisations and faculty co-participation bodies can request financial support from Leiden University. Find out how the board of your organisation can request financial support for student board members and for projects and activities.

Conference

The University of St Andrews and Leiden University, with the support of a network grant from the Royal Society of Edinburgh, will be hosting a workshop series in 2022 about Ocean Governance. Academics, policy makers, and practitioners are invited to contribute via working papers. Deadline abstract:…

In July 2022 our alumnus Samatar Botan received the news that he had received the NWO Mosaic 2.0 grant. This grant enables him to start a PhD research at our Faculty on the ancient Aksumite Empire, a topic that is close to his heart. We speak with him about his ambitions and drive. ‘I want to know more…