Three new initiatives will provide a more diverse view of Leiden’s academic history, literally and figuratively: a historical study on the background of students and scientists, a new book about the Academy Building, and two new sculptures of female scientists, Ewine van Dishoek, Professor of Molecular…

'After my BA International Studies I decided to do the MA International Relations, and that proved to be a good choice,' Mats Radeck (23, Trier, Germany) says. He is in the last phase of the MA, working on his thesis on

Music from a compostable cello, photographs and scents of fungi and a woven tapestry. With her upcoming multimedia project Super Organism, visual artist Suzette Bousema enables people to experience the underground fungal network with all their senses. Environmental scientist Nadia Soudzilovskaia and…

This study focused on how households' food consumption and waste were adapted to lifestyles during COVID-19.

Peter Webb is one of the four young Leiden Humanities researchers to receive a Veni grant from the Netherlands Organisation for Scientific Research (NWO). Webb will use the funding for his project EPIC PASTS: PRE-ISLAM THROUGH MUSLIM EYES, to reevaluate the ways in which Muslims in early Islam remembered…

If you'll soon be getting a COVID-19 vaccine, you might just get the Johnson & Johnson (Janssen) one. This vaccine was developed for the most part in Leiden – and this is no coincidence. Watch the animation below about the development of one of the vaccines in the fight against COVID-19.

What Accounts for the Variety of National Policy Responses to the COVID-19 Pandemic in Europe?

Although the world has made tremendous progress in health, education, sanitation and hygiene, global public health challenges still exist. Disparities in health exist between and within nations as evidenced by inequalities in disease burden, mortality, nutrition and environmental well-being. How does…

On November 27-28 2025, the congress 'Disability and inclusion in the medieval city: a comparative view between Europe and the Islamic World' will be held at the university of Cantabaria, Spain. The deadline for submissions is 13 October, 2025

The Risk and Regulation Lab from organises events and workshops in Leiden and The Hague. On this page you can read reports of the events that already took place.

The devastating war in Gaza and the ongoing conflict between Israel and Palestine have caused widespread grief and deepened global divisions. With recent escalations in the Middle East further inflaming tensions, our students and staff are understandably worried and concerned. The university shares…

The democratic rule of law is under pressure due to a series of scandals and integrity issues, as seen in the recent parliamentary inquiries. Professor Ronald Kroeze explains: 'Public office holders are expected to show complete dedication, but that norm is quite absolute, and what we mean by it is…

Many thanks for visiting the Master’s Open Day on Friday 15 March! We hope that you enjoyed the day and that all your questions were answered.

'If a local dares to speak to you, do interact, but mind what you say.' This was the advice given to Stephanie van den Akker, second-year student of International Studies, during her visit to North Korea. And yes, one local did actually speak to her, leaving her completely speechless.

Municipalities claim successes in the fight against radicalization. But when do you call deradicalisation policy a success? Trouw gives 4 options.

Many thanks for visiting the Master’s Open Day on Friday 2 November! We hope that you enjoyed the day and that all your questions were answered.

Leiden University has designed a new Urban Development Plan for the Humanities Campus. This plan incorporates participation from the immediate environment (neighbours and nearby residents). The plan will be available for viewing at the Leiden city council offices from 22 December for six weeks.

Researchers from the University of Oxford’s Bodleian Libraries and from universities in the Netherlands have used high-tech imaging to uncover the details of a rare Mexican codex dating from before the colonisation of America.

How can the Netherlands be better prepared for infectious diseases transmitted by mosquitoes. The Dutch Research Council (NWO) has awarded almost 9 million euros for this research. Maarten Schrama from the Institute of Environmental Sciences CML coordinates the input of Leiden University within the…

The Food citizens? team has included two post-docs, three Ph.D. candidates and two research assistants working with the Principal Investigator. The Winter School involved nine Masters and Ph.D. candidates from the universities of Bologna, Gothenburg, Kaunas, Leiden, Louvain, Tromsø, Turin and Utrech…

In STAYAHEAD data-intensive approaches are being developed to ”decode the human immunome” with a focus on a global vaccine strategy. They have developed a rapid mass spectrometric test to analyse in real-time large numbers of variants of SARS-CoV-2 and the host immune response, and use these data to…

Knowing how to resolve global problems is one thing, but how do you make sure that it actually happens? That’s the real challenge, because there are powerful movements everywhere that want to reconstruct the walls of nation states. In an attempt to resolve this issue, Leiden researchers are experimenting…

The dramatic geopolitical changes of the last few years and other crises have led the EU to reconsider the function and role of its internal market. Increased focus is now placed on ensuring the future competitiveness, economic security and resilience of Europe.

Leiden University is awarding an honorary doctorate to virologist Marc van Ranst. Van Ranst has been one of the main advisers of the Belgian government during the Covid pandemic. German Arabist Beatrice Gründler will also receive an honorary doctorate for her work in the field of Oriental Manuscript…

Gathering and distributing patient data can make an important contribution to containing the coronavirus. But if we want to be successful, we need better data. With this objective in mind, Leiden data stewards have joined the Virus Outbreak Data Network (VODAN).

Plants use sunlight to perform photosynthesis, but with too much light they have to dim their activity and protect their cells against photo damage. The protein PsbS acts as a light-stress sensor and plays a key role in this process. Article in Nature’s Scientific Reports.

In a remote cave on the Indonesian island of Borneo, a series of rock art paintings have been discovered. The oldest painting might be the oldest-known example of figurative cave art. Wil Roebroeks, not himself involved in this project, reflects on the findings in several media.

Earning some quick money by drug trafficking, committing an act of violence or almost collapsing under performance pressure. In the four-part NeurolabNL Young vodcast young people talk openly with neuroscientists about high-risk behaviour and performance pressure. How did they find their way back?

On Saturday October 16, the special exhibition ‘Shared Sky: Canvases of the Universe’ opens in the Old Observatory in Leiden. The exhibit takes a cultural look at the starry sky by Aboriginal Australian and South African artists, and features colorful artwork that explores how these Indigenous cultures…

What does it mean to be a migrant in a big city? According to assistant professor Kamila Krakowska Rodrigues, artists have the answer to that question. In a new ERC-funded project, she will explore the representation of contemporary urban diversity in films, performance art, written literature and spoken…

At the Leiden Institute for Area Studies (LIAS), scholars have been studying the Indian subcontinent with attention and expertise for more than 100 years. This part of South Asia is an economic giant with a population of over two billion. Nira Wickramasinghe, Professor of Modern South Asian Studies,…

Through the clever use of two types of telescopes, a team of researchers has produced stunning images of clusters of galaxies. This not only produces beautiful images, but also provides more information about the enormous amounts of energy released around supermassive black holes in clusters. The astronomers,…

The European PANVIPREP research project started at the Leiden University Medical Center on 11 March. The participants are virologists, biochemists and pharmacists from 14 European countries. Their mission is to develop antiviral drugs to protect Europe during pandemics. At least two such antivirals…

The coronavirus outbreak has demonstrated the strengths and weaknesses of modern diplomacy. In this two-part series of blog posts, I will attempt to analyze how diplomats grappled with the coronavirus pandemic and how international diplomacy can best prepare to meet similar challenges in the future.…

Djibrila Tetereou is a PhD candidate at the Centre for Linguistics.

Understandably, coronavirus is often viewed from a medical perspective. However, researchers in the social sciences and humanities possess a great deal of expertise that could improve our understanding of the virus outbreak and its impact on society. A new portal is consolidating this knowledge.

Fourteen bachelor’s and master’s students are representing Leiden University in this year’s International Genetically Engineered Machine competition (iGEM). Their plan: to create a kit that can be used to quickly identify infectious diseases in case of an outbreak.

Following current regulations regarding the attempts to constrain the effects of the Corona virus outbreak, the University of Leiden has cancelled all physical forms of teaching until 6 April. As conference organisers, we will use this period to consider how to proceed with the conference. In the most…

Lodewijk Petram, author of the book 'The World's First Stock Exchange', discussed the rise of the Amsterdam stock exchange in the 17th century in the ninth Hazelhoff Guest Lecture.

How do first-hand narratives of war of commanders in the front line relate to the official narrative of the Eighty Years’ War?

On 10 November Guanmian Xu successfully defended a doctoral thesis and graduated.

From July 25th till August 7th, a team led by Professor Marie Soressi went to France and worked at La Grande Roche de Quinçay, a cave site located in a forested area close to the city of Poitiers. The corona outbreak triggered the need to rethink the organisation of the excavation.

In this new series, students have the opportunity to meet leading children's rights experts, including representatives of UN agencies, international civil society organizations and research institutes.

An article by Georgina Kuipers has been published this month in Dutch journal Overheid & Aansprakelijkheid (Government and Accountability). It deals with policy introduced in response to damage caused by the construction of the Amsterdam North/South metro line and its aim to rebuild trust. The title…

The Diploma in Medieval Studies entitled European Diploma for the study of Medieval Latin written sources, organised in the framework of the ERASMUS+ programme, was created at Louvain-la-Neuve in 1991. More than twenty European and extra-European universities are involved. The courses focus on methodology…

On 20 February 2019, a special meeting on data science took place in the House of Representatives. The aim of the meeting was to start a dialogue with government organisations about data developments within the government.

Mirjam van Reisen favours big data built up from local inputs in developing countries and suitable for local use. The new Professor of Computing for Society at Leiden's Faculty of Science connects data science with development sociology. Inaugural lecture 10 March.

Why have some European countries responded faster to the coronavirus outbreak than others? While in some countries the lockdown had already been declared when relatively few cases were known, others did not take action until thousands of people were already infected and hundreds were already dead. What…