More than 3,500 enthusiastic Leiden first-years, 80% of them coming to Leiden University, gathered on Monday morning 13 August at the Lammermarkt for the start of the EL CID. Music booming, the groups gathered around their mentors in two shifts, at 9.30 and 11.30.

On 30 August 2024, 330 students received their Bachelor Diploma of International Studies. The students were awarded their diplomas in the historic Pieterskerk in Leiden. A large audience of about 1000 people consisting of friends, family, and staff members gathered to celebrate the graduates’ achievements…

Aesthetic attraction plays a big role in orangutans’ mate choice, behavioural biologist and PhD candidate Tom Roth has observed. But to discover just how big that role is, more research is needed into the emotions of the great apes.

Last semester, bachelor’s students in Religious Studies spent a lot of time in community centres in Leiden. The reason: field research into loneliness in the city.

On the eve of World War II, Leiden was home to the largest Indonesian student community in the Netherlands. Many of these students joined the resistance against the German occupation, and later some fought for Indonesia’s independence.

The UN has christened 21 November World Philosophy Day, a day on which ‘the enduring value of philosophy for the development of human thought, for each culture and for each individual’ is celebrated. But how should we celebrate it? We ask philosopher Victor Gijsbers.

‘Een goed gesprek begint met iemand écht zien.’ (A good conversation starts with truly seeing someone). That text is written on a plaque that was screwed onto a IK Z1E J3 (I see you) bench on the Wijnhaven Rooftop Garden on Monday morning. The bench acts as a symbol to create room for discussions about…

The Du Châtelet Prize in Philosophy of Physics is awarded annually for previously unpublished work in philosophy of physics by a graduate student or junior scholar. The prize celebrates excellence in philosophy of physics, and promotes breadth across the field both historically and philosophically.

Are you interested in expanding your knowledge on the Dutch crisis management system? Leiden University is organising a unique lecture series on the subject in collaboration with the Netherlands Institute for Public Safety (NIPV). The lectures will take place on 22 April, 13 May, and 3 June.

The LUMC has become the first institution in the Netherlands to treat a patient with an autoimmune disease using CAR T-cell therapy.

The person who cried out at Dam Square on Remembrance Day in 2010. For Michiel van der Wolf this marked the rise of a new phenomenon: that of ‘confused people’. Because since that Remembrance Day, the number of reports of ‘confused people’ in the Netherlands has increased rapidly in the statistics.…

Netherlands and China can learn from each other to handle household and livestock wastewater more sensibly. In the FOREWARD project, scientists from Leiden, Wageningen, and China are working together with local partners on feasible solutions that advance the environment, health, and economy.

On September 5, at the festive opening of the Faculty Year, a range of new murals will be officially presented in the Van Steenis’ Reuvens Hall. The wall paintings reflect a variety of Dutch soil stratigraphies, from Oss to burial mounds. Aside from being a striking new addition to our Faculty building,…

He is primarily known for his protest speech against the dismissal of his Jewish teacher Eduard Meijers, but who was the man behind this iconic figure? This is the subject of the travelling exhibition 'On the trail of Professor Rudolph Pabus Cleveringa’. The exhibition can be seen from 16 January to…

Can we reshape school playgrounds through data and design? By using AI and wearable sensors, data scientist Maedeh Nasri discovered ways to create environments where children, including those with ADHD and autism, can connect, play, and grow.

Every year around 8 February, Leiden University, the oldest university in the Netherlands, is celebrating its birthday. Why does the King still receive a telegram on the day of the Dies Natalis? 4 questions on the origins of Leiden University and its traditions for celebrating its foundation day.

Herman Boerhaave (1668 - 1738) is generally known to have been a dedicated doctor and chemist. However, the significant role he played in botany is less well documented, according to Margreet Wesseling. So she decided to write about about Boerhaave the botanist to mark the 350th anniversary of his birth…

The European Union Cyber Diplomacy Initiative (EU Cyber Direct), of which Leiden University is one of the implementing partners, joins forces with the Federal Public Service of Foreign Affairs of Belgium and numerous research institutions and civil society organisations around the world to organize…

Leiden patriot Pieter Vreede fought for greater popular influence. Historian Dirk Alkemade reveals how this pioneer used radical means to shape Dutch democracy.

Language is omnipresent: when you talk, app or meet in Teams. Understanding how we communicate with one another and what communication does to us is essential. In her inaugural lecture, Nivja de Jong will call to redress the balance between the sciences and the humanities.

‘If we all possessed just an ounce of Cleveringa, then all would be well in the world,’ said Professor Leo Lucassen. In the Cleveringa debate on the line between free speech and threatening speech he called for ‘more guts’. He is not the only one who thinks this is badly needed if the debate at the…

The association agreement between the EU and Ukraine is highly important for peace in Ukraine, and it is therefore essential that Europe weathers these difficult times. These were the words of Ukrainian President Petro Poroshenko on 27 November during his Europe Lecture at Leiden University.

After a turbulent first year as assessor, Jonatan Wirix-Speetjens starts a second term in September: 'In my second year as assessor I hope to become really decisive’, says Jonatan. We asked him about his experiences the past year and his plans for the coming academic year

Psychologist Aukje Nauta studies what makes people feel better in an organisation. For many, this ‘organisation’ is now the family; for those who live alone, this organisation has disappeared completely. What are the implications and how can a single person deal with possible problems?

The annual Korean Screen Culture Conference (KSCC) is dedicated to exploring all aspects of Korean screen culture, including television, K-pop, internet, computer gaming, webtoons, and film from both North and South Korea.

As both old and new democracies experience increasing democratic backsliding, there is a critical societal need to rethink the design and effectiveness of democratic checks and balances. In this conference on Friday 9 June, the aim is to explore multidisciplinary insights about what makes the checks…

Historians have long known that Catholics played a significant role in the Revolt of the Netherlands (1520-1635). But what did the Revolt mean to individual Catholics? Professor of Early Modern Dutch history Judith Pollman has published a book on the subject.

How do you keep students’ attention when you have to compete with digital distractions like Facebook? What skills do you need in today’s rapidly changing world? Teachers attended a congress on innovative teaching on 23 November.

The nominees for the IRO Thesis Prize 2025 and the Prof. Dr. J.Th.J. van den Berg-prijs 2025. Who authored the best thesis in Leiden University’s bachelor’s programme in Political Science?

What does it mean to be the ‘perfect student’? This is the focus of the Perspectify exhibition, which was opened on 16 November by President of the Executive Board Annetje Ottow.

Nano-plastics cause malformations. Meiru Wang, researcher at the Institute of Biology Leiden, looked at the extreme effects polystyrene nano-particles could have, using chicken embryos as a model. Her results were quite alarming. Especially as nano-particles are everywhere. In the air, floating through…

Katarzyna Cwiertka, Leiden Professor of Modern Japan Studies, was already the recipient of a VENI and a VIDI grant. Now she has also been granted a VICI, worth 1.5 million euro, for her research project Garbage Matters: A Comparative History of Waste in East Asia. ‘I want to do something that hasn’t…

Yesterday marked the start of the National Accessibility Week. How accessible is Leiden University for people with a disability? We asked Lucia Langerak, disabled herself and working at the Honours Academy, about her experiences: ‘Significant improvements are being made.’

Nine talented Leiden researchers have been awarded a Vidi subsidy by the Netherlands Organisation for Scientific Research (NWO). Vidis are intended for researchers with several years of research experience who want to set up or expand their own line of research.

This week we welcomed a high-level delegation from the Dutch Research Council (NWO) and the National Natural Science Foundation of China (NSFC) to Leiden’s Institute of Environmental Sciences (CML).

A generation is growing up in The Hague Southwest with little outdoor play space. Researchers from Health Campus The Hague are following what the BRUIS neighbourhood approach does and means for children and young people in the neighbourhood.

In the summer of 2019, South African student Tarryn Abrahams was awarded a scholarship from the Mandela Scholarship Fund. She is now spending a semester in Leiden, and following four courses at Leiden Law School. ‘I’m learning to engage more in lectures.’

There’s been a lot of commotion about the ‘Apartheid in Israel’ panel discussion being cancelled. The organisers, Students for Palestine, wanted to hold this at Leiden University’s Wijnhaven building in The Hague on 21 March. The Executive Board would only allow the event to go ahead if guarantees…

PhD ceremonies in the Academy Building will be much easier for family, friends and other non-specialist audience members to follow after the summer. The Doctorate Board is pleased to have decided that as of 1 September, all Leiden PhD candidates will begin their PhD defence with a lay talk. ‘It can…

Minister Dijkgraaf van onderwijs wil het aantal internationale studenten terugdringen. Maar mag Nederland dat wel? En zo ja, is het ook wenselijk? Deze vragen behandelde Mark Klaassen, universitair docent bij het Europa Instituut, tijdens de slotbijeenkomst van het Honours College Law op 12 juni.

Transparency is seen as an important value for democratic government policy. Does that mean that we should do away with state secrets, such as confidential information involving intelligence agencies and political deals made behind closed doors? Political philosopher and ERC grant recipient Dorota Mokrosinska…

How do you study complex disasters like a nuclear explosion or a natural disaster? Who can help unravel the legal knot that Brexit has become? The important societal themes of the present day call for interdisciplinary collaboration. Leiden scientists pitched their research at a symposium at Leiden…

Environmental scientist Alexander van Oudenhoven has been chosen as Discoverer of the year of the Faculty of Science. Vice Rector Magnificus Hester Bijl announced this during the faculty’s New Year’s Reception on 10 January. Biologist Changsheng Wu won the prize for best dissertation of 2016. Computer…

On 3 and 4 November 2022, Melanie Fink convened a Workshop to bring together the authors of an Edited Volume on ‘Access to Justice and the EU’s Remedies System’, to be published in early 2024 by Cambridge University Press.

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.

On 13 September 2016 a symposium and drinks reception will be held to mark the departure of Professor Rikki Holtmaat. On 1 September she had been affiliated to the university for exactly 31 years. What does she remember most about this period and what are her plans for the future?

Leiden University archaeologists receive multiple awards for research on interaction between the Greek and Roman world and ‘The East’

During the summer, staff of the Faculty of Archaeology congregate in all parts of the world, initiating or joining fieldwork projects. Read some of their stories here!

Arjan Louwen (MA) will start a PhD research project on the social and ideological aspects of Late Bronze Age and Early Iron Age cremation graves in continental Northwest Europe (1100-500 BC): Breaking and making the ancestors. Making sense of the inconspicuous 99% of urnfield graves.

Leiden has scored highly with the recent Vici awards. Of the 31 Vici winners announced by NWO, 4 are researchers in Leiden. The winners are: Professor of Family and Child Studies Marian Bakermans-Kranenburg, information scientist Peter Grünwald, astronomer Linnartz and Professor of Buddhism Jonathan…