Workshop

Course

Lecture

From one year to the next, face masks have started to appear in the environment. As the masks are discarded, they end up in the top soil, in sediment layers, and in refuse heaps. In a couple of generations archaeologists will study the layer that has already been labeled the Face Mask Horizon. Current…

Five students who graduated from the Bachelor Security Studies share their experiences. Where did they end up after graduation? Are they still using the skills they gained during their studies?

The opening of the new academic year highlighted students' and lecturers' personal motivators. Incoming students were encouraged to be bold, forge their own paths and grow by trial and error.

Lecture

Jesper van Loon, a second-year Bio-Pharmaceutical Sciences student, is a fully fledged entrepreneur. He was still a minor when he and his school friend Max started their own business, BLIJLES Bollenstreek, which has now expanded to the Midden-Holland and Haarlemmermeer areas. ‘This is what I want, but…

From 14 to 29 PhD candidates, seven actively involved faculties and, above all, lots of innovative interdisciplinary research, all with data science as the common denominator. The university’s Data Science Research Programme (DSO) has proven so successful that after five years on a start-up grant it…

It is exactly one year ago that the university had to close, bang in the middle of the academic year. Suddenly, on that third Monday in March, we found ourselves at home, working and studying online – many of us from that cramped attic or student room. The momentous coronavirus year in pictures.

Intelligence and National Security is the new specialisation in MSc Crisis and Security Management (CSM). It will start next September 2021. Do you want to know more about this track?

AI ultrasounds: LUC alumna empowers women in rural Africa

Most people talk about truck drivers rather than to them. That’s an error of judgement, says PhD candidate Anke van der Hoeven, who explains why we should be making their lives easier. ‘People just don’t realise it, but they’re an invisible group that keeps the European economy running.’

Lecture, Event

Lecture

Lecture

Lecture, CMGI Brown Bag Seminar

Symposium

Lecture, Workshop

Lecture

Welcome to Leiden University

Welcome to Leiden University

Book Presentation | Studium Generale Lecture

Film screening + Q&A

In the late 19th century, the Dutch government introduced a tax system in the Dutch East Indies, with the intention of transforming the colony into a modern state. PhD student Maarten Manse wrote his thesis on this development and discovered how grandiloquent colonial ideals became bogged down in daily…

Within just a few years, the Chinese government's policy towards the Uyghurs deteriorated sharply. From control and marginalisation, it shifted to violation of human rights. PhD candidate Elke Spiessens was right in the middle of it with her research. 'The fabric of the community is being completely…

Discovering while still studying whether work in science might be for you. That is what students get during the faculty Research Traineeship Programme. On Friday 1 September, they presented their results to each other and their supervisors.

Aafje de Roest turned her hobby into her job. She went from a teenager who enjoyed listening to hip hop music to a PhD candidate who focuses on how Dutch hip hop music shapes the cultural identity of young people in the Netherlands.

They confounded expectations and went to university anyway – as a woman of colour, a working-class student or refugee... Throughout the centuries the university has always welcomed pioneers. Students for whom going to university was not the obvious choice and who did not grow up in an academic environment.…

Criminology students Simone Kruijt and Noor Hekker conducted research into cybercrime in Leiden and presented their findings to the regional police and an enthusiastic Mayor Lenferink. The conclusions call for a new approach, said Lenferink.

Social

Stopping people at the border does not result in less refugee migration, but providing relief in the region where migrants come from does. What else would be wise for the next government to do in terms of immigration?

The perception of the Middle East is riddled with stereotypes that have had dire consequences on its people. What is myth and what is reality? How did these stereotypes come about? What consequences have they had? All of these questions and more are answered within this reading list.

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.

This spring BA International Studies will be a focus of investigation! An investigation we invite you to become an active participant in, by joining in and discussing some profound questions in order to build a strong(er) community in the uncertainty of the world around us.

The "Proteha mi" project, an initiative by the Bonaire Archaeological Institute (BONAI), has been awarded significant grants under the Faro Initiative of the Cultural Heritage Agency of the Netherlands and Mondriaanfonds. Developed in collaboration with archaeologists Daudi Cijntje (Archol BV) and Maaike…

The socio-economic effects of climate change often do not receive enough attention. At the EuroScience Open Forum (ESOF) a group of researchers will provide more insight. How does climate change affect whether people work together or conversely end up as opponents? And what can we learn from societies…

How do people vote? How rational are voting choices? How much do external factor weigh in? In this article social scientis provide some background.

This year Leiden will be celebrating the 450th Relief of Leiden. Leiden master’s students are researching this history as part of the ‘Traces of 3 October’ project.

When hobby divers revisited a nearly 400-year-old shipwreck off the coast of Texel, they discovered more than 1,000 objects in wooden boxes. Eight years later, postdoc Janet Dickinson used recovered books to compile a profile of the mysterious owner.

October and November not only bring a number of proud Political Science graduates, it is also the season to determine who wrote the best bachelor’s thesis. For 2021-2022, fifteen theses were nominated. During the various graduation ceremonies the two final winners were announced: Essi Maria Teresia…

Eight scientists from Leiden University have been awarded a grant by the Dutch Research Council (NWO). With this Vidi funding, the researchers can set up an innovative line of research and further expand their own research group over the next five years.

On Friday 29 August 2025, 370 students received their Bachelor's degree in International Studies. The diplomas were awarded in the historic setting of the Pieterskerk in Leiden. Family members, friends, and staff gathered to celebrate this joyous occasion with the graduates in a packed Pieterskerk.

For the first time, an international team of scientists led by Leiden Observatory and SRON can explain the extreme jet streams observed around the equators of all the giant planets using a single model.

What does a 19th-century exhibition of traditional utensils from the province of Zeeland tell us about the current rise of populism? A lot, Ad Maas will say in his inaugural lecture.

What happens to children of extremist parents? Commissioned by the Scientific Research and Documentation Center (WODC) of the Ministry of Justice and Security, four ISGA researchers, Layla van Wieringen, Daan Weggemans, Katharina Krüsselmann and Marieke Liem, wrote a report on the nature and extent…

International prosecutors, for instance at the International Criminal Court in The Hague, investigate particularly serious crimes such as genocide. They decide, among other things, whether or not to prosecute. PhD candidate Cale Davis investigated how prosecutors come to such decisions and will defend…

The Schengen countries officially abolished border controls, but checks actually still exist. Maartje van der Woude has written a book about these veiled border controls: ‘The danger is that Schengen will have lots of borders, just not visible ones.’