What will happen if the lights in a large part of the city are switched off? How many stars can you see without all that light pollution? This is what researchers, artists and the residents of Leiden are going to investigate during Seeing Stars Leiden on 25 September. ‘Leiden is the ideal place for…

In 2022, Leiden will be the European City of Science. The preparations are in full swing, so we would like to give you a look behind the scenes. This time we talk to Ewine van Dishoeck. She is the driving force behind the annual programme at the Faculty of Science. As far as she is concerned, there…

Professor Nira Wickramasinghe will research forgotten lineages with an NWO Open Competition grant, in particular the afterlife of Dutch slavery in the Indian Ocean World.

Recently, Daniel Schade joined the Institute for History as an Assistant Professor in the History and International Studies section as part of the European Union Studies team. Below he introduces himself.

De Starting Grant wordt jaarlijks door de European Research Council (ERC) toegekend. Dit jaar zijn er in Nederland 51 onderzoekers die een Starting Grant ontvangen, waaronder 4 onderzoekers van FSW.

Sarah Wolff has been professor of International Studies and Global Politics since 8 January. Time for a brief introduction about her field and academic interests.

Ominous witches, gruesome monsters, and hideous freaks: from Saturday 15 June, Kunsthal Rotterdam will be putting the spotlight on the shady depths of human imagination in the exhibition Hello darkness, my old friend. Seventy works on paper from the collection of the Leiden University Libraries confront…

On Thursday, May 16, Leiden University Libraries is organizing a workshop on early photography of the Middle East. In the workshop, curator Maartje van den Heuvel shows photos of three adventurous Dutch nineteenth-century travel and photography pioneers. They created beautiful photos and photo albums…

Leiden University is featured by French magazine L’Express as one of Europe’s leading ‘schools of power’, highlighting its Faculty of Governance and Global Affairs and the Institute of Security and Global Affairs in The Hague and its role in training future leaders in politics, diplomacy, and securi…

On 3 September 2025, more than 30 archaeological objects were returned to Peru, Panama and Costa Rica. The objects come from a private collection belonging to the descendants of physician and amateur archaeologist Dr Hans Feriz. In her will, his daughter stipulated that the objects collected by her…

Almost 4400 anatomical drawings from the collections of Leiden University Libraries (UBL) are now available through Europeana. The collection shows medical art on paper from the early eighteenth century to the present day. Most of the drawings were created in or around the Leiden University Medical…

In a world increasingly shaped by conflict, it becomes ever more important to create space for empathy, understanding, and informed public discourse. That is the intention the Shelter documentary and immersive installation aims to achieve as it arrives at Leiden University.

Dr. Elif Naz Kayran received the Best Dissertation Award from the Migration & Citizenship Section of the American Political Science Association (APSA) for her dissertation 'Political Responses and Electoral Behaviour at Times of Socioeconomic Risk Inequalities and Immigration'

On 20 April 2023, during the first lustrum congress of the Conference on European Restructuring and Insolvency Law (CERIL), professor emeritus Bob Wessels was appointed as Officer in the Order of Orange-Nassau. Mayor Kolff of Dordrecht presented the decorations to Wessels for his longstanding contribution…

An online ceremony, no party and then no signature in the Sweat Room: during the pandemic, many graduation traditions could not take place. Now anyone who graduated in corona time may still come and sign their name.

September 26 is the European Day of Languages. There are 24 official languages in Europe but some 200 languages in total are spoken on our continent. What good are all these different languages? And should we all learn Azerbaijani or Swedish? We asked Lisa Cheng, Professor of General Linguistics.

People in the Early Bonze Age used bronze artefacts as a means of payment. This is the conclusion reached by archaeologists Maikel Kuijpers and Catalin Popa in a PLOS ONE article published on 20 January.

A team of European astronomers has found a silicate-based weather system on a cloudy gas planet around the star WASP-107. It is the first time astronomers have found silicate clouds and rain. They also conclude that temperatures deeper in the atmosphere are rising rapidly. 'The presence of clouds has…

More autocracies, less gender equality and growing anti-liberal sentiment. These are just some of the developments Professor Sarah Wolff will highlight in her inaugural lecture on the future of Europe. ‘The liberal world order as we know it in the West is at stake.’

Between the 16 and 18 October, 85 Advanced MSc International Relationsand Diplomacy first-year students accompanied by team members embarked on an academic excursion to Brussels and various of its prominent EU institutions.

The numbers of asylum seekers and the direct family members hoping to join them were not the problem, says Mark Klaassen. The stumbling block was the housing market. He says the asylum crisis is being used for electoral gain.

At Leiden Law School’s first Faculty Research Day, scholars were invited to consider the ongoing war in Ukraine from their own perspectives and expertise. Various aspects surrounding this topic were addressed during lectures, discussions, and workshops.

Leiden Law School is organising a summer conference on Law and Artificial Intelligence as part of the interfaculty and interdisciplinary research programme on Artificial Intelligence (SAILS) at Leiden University.

Matthew Broad recently joined the Institute for History as a lecturer in International Relations. He introduces himself.

Leiden researchers from different disciplines look together at complex social problems. What happens when they join forces with artists? The results could be seen on Tuesday 11 June during a unique exhibition. Take a look for yourself:

The city of Leiden is enriched by a dense infrastructure of knowledge institutes, with a uniquely strong focus on health and well-being. This gives Leiden "an extremely good starting position to become the healthiest city in the Netherlands," according to Fleur Spijker (Alderman for Economy, Knowledge,…

The jade vine (Strongylodon macrobotrys) is flowering at the Hortus botanicus in Leiden. The plant started producing multiple flower clusters three weeks ago and the first ones are now in full bloom.

Following a highly successful first edition, we are delighted to announce the second Leiden eLaw Summer School on ‘Regulating AI in the EU Digital Market’ taking place from 23 to 27 June 2025, both in person in Leiden and online.

Last week we were informed that Prof. A. Hordijk, emeritus professor at the Mathematical Institute, has passed away. Arie Hordijk (1940) came to the Universiteit Leiden in 1976 and has been a professor of Mathematics of Operations Research at our institute until his retirement in 2005.

To honour the work of its longstanding chair Nick Ryan, CAA International provides the annual Nick Ryan Bursary Award. The Nick Ryan Bursary Award winner is chosen from each year’s student paper presenters. The award goes towards the costs of attending the CAA Conference the following year, up to a…

Since 1 February 2016, Paul van Trigt is postdoctoral researcher in the project Rethinking Disability: the Impact of the International Year of Disabled Persons (1981) in Global Perspective at the Institute for History.

On Monday 25 November at 13:00, students and staff from higher education institutions are protesting at Malieveld against the announced cuts. How do you ensure that you and your students can be there if you should be teaching then, and cannot or do not want to cancel your class?

'Building 4 Belonging' is the title of Carolien Rieffe's honoured NWO proposal for research on loneliness. Psychologist Rieffe is especially proud of her super strong team. 'It is truly multidiciplinary research with a non-conventional approach.'

From pipetting in the lab to shining in front of the camera at a global student event. With 8.000 viewers watching the livestream, Marjolein Crooijmans presented the iGEM Giant Jamboree in Paris.