Students from Leiden University have launched The Nuance Project, a platform for respectful, open-minded dialogue on divisive issues. The aim is to foster connection and understanding among people even if their viewpoints differ.

Amid rising polarisation and discrimination, lawyer and human rights activist Lilian Gonçalves-Ho Kang You wants to show in her Cleveringa Lecture on 26 November how dangerous exclusion is.

On Tuesday 6 May our university was the scene of an unscheduled demonstration and occupation at Campus The Hague. We understand that this incident and its consequences have shaken both the university and the wider community. We look back at the events and their effects.

AMSTERDAM – On the evening of Tuesday, November 19, the Palace Symposium took place at the Royal Palace Amsterdam, with this year’s theme being ‘Biological Design Through Artificial Intelligence’. His Majesty the King and Her Majesty Queen Máxima hosted the event, and Princess Beatrix was also present…

NATO not only safeguards our security and stability, but also defends Enlightenment principles, promoting prosperity, health and freedom. This is what eminent psychologist and thinker Steven Pinker argued to a packed Great Auditorium.

All University employees and researchers have a personal profile page on the website. This page will show where you work and how you can be reached.

All staff members have their own profile page on the website. These pages include information about your work location and how you can be contacted. Are you looking for a colleague? Type his or her last name, first name, or first and last name in the search bar of the website.

All the sources (both textual and visual) you use for your educational video or online course need to meet the requirements of Dutch copyright law. Below, you’ll find some guidelines for how to include references and attributions for visual resources in your video work, and where to find usable imagery…

On this page you will read all about the Kiem funding tool.

Conference

That a parrot can copycat sounds is nothing new. But vocal learning is not common in animals. Researcher Carel ten Cate of the Institute of Biology Leiden (IBL) of Leiden University has now discovered a duck species that can imitate sounds. ‘It started with an obscure reference about an Australian musk…

How is academic freedom restricted by the academic community itself? This was the central question at a debate at Leiden University on 14 November.

Leiden academics Remco Breuker and Auke-Florian Hiemstra stand to win the title of Person of the Year.

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.

PhD candidate Daniël Gomon has developed statistical methods that could significantly improve research in fields like medicine and demography. ‘Mathematicians don’t like unrealistic assumptions,’ he says. Gomon will defend his PhD thesis on 19 June.

When you think of a library, you probably picture books – or students quietly studying. But for subject librarian Rutger de Jong, most of the work happens online. ‘We never throw anything away. Everything produced here in the name of science should remain findable.’

Leiden University is under fire: it is allegedly doing too little to tackle antisemitism. Rector Hester Bijl responds to this accusation and to a video from 2014 on social media in which extreme remarks are made. ‘We can be short about such comments: they are unacceptable. The university is and always…

Several consortia in which Leiden University is involved have been awarded Dutch Research Agenda funding. Leiden is the coordinator of five of these consortia. These five consortia will receive grants worth a total of almost 24 million euros. They relate to interdisciplinary projects that will bring…

Sense Jan van der Molen is vanaf 1 maart de nieuwe wetenschappelijk directeur van het Leiden Instituut voor Onderzoek in de Natuurkunde.

Would you like to request a training course for your team or meeting? Leiden University offers basic training courses suitable for all employees as well as specific training courses focused on the unique risks within your department or team.

Leiden University Una Europa Seed Funding offers researchers, teachers and non-academic staff the opportunity to apply for up to €15,000 in funding for projects which build international ties within the Una Europa alliance.

Learn how to use Maileon’s editor and how to follow the editorial guidelines.

Emeritus professor Joke Bouwstra (LACDR) will receive this year's Dr Saal van Zwanenberg Ereprijs: a tribute to her years of fundamental research on the skin and the transport of drugs through the skin. This is the first time the prize has gone to a woman.

How can the Netherlands help secure a peaceful future for Israel and Palestine? At a recent meeting at the university, two remarkable speakers shared their perspectives: Somaya Bashir, a Palestinian woman living in Israel, and Palestinian journalist, Houssam Khadra, who fled Gaza over a decade ago.

Leiden University is introducing 15 interfaculty themes to improve its visibility and strategic positioning. These themes can now be found on our website.

Why are morpho butterflies blue? That is what high school students Frederique Kerstens and Koen van Griensven investigated in their high school profile paper at the Leiden Institute for Research in Physics. In doing so, they won the KHMW Profielwerkstukprijs 2023. ‘We didn't expect it, but are of course…

Organisation

Yeast, alpacas, and antibodies. They may seem unrelated, but within the project of the Leiden iGEM students, they come together perfectly. For the international synthetic biology competition iGEM, the team is working on an innovative method to produce nanobodies—a special form of antibodies—using brewer’s…

Commercial MRI systems cost millions of euros to purchase and require highly trained technicians to operate. Prof. Andrew Webb works on accessible MRI techniques that offer new opportunities in both developed and developing countries. Webb is a professor at the Radiology Department of the LUMC and,…

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.

Vice-rector Organisatieontwikkeling en oud-decaan FGGA Erwin Muller start op 1 april 2026 als staatsraad bij de Afdeling Advisering van de Raad van State.

Het zal niemand ontgaan zijn dat de digitale dreigingen blijven toenemen. Uit monitoring door onze cybersecurity-experts blijkt dat er continu wordt geprobeerd om ook onze systemen binnen te dringen. Wat doen wij daartegen en hoe kan jij als medewerker bijdragen aan onze cyberveiligheid?

Grootschalige productie van batterijen voor elektrische auto’s zwakt de emissiereductie die door elektrisch rijden wordt behaald af.

Tachtig academische papers, 270 deelnemers en vier rondetafelgesprekken over het aanpakken van mondiale problemen. De tweede conferentie van het interdisciplinaire onderzoeksprogramma Global Transformations and Governance Challenges werd groots opgezet. Wat vonden de deelnemers ervan? Bekijk het in…

Every year, Leiden University hosts the Annie Romein-Verschoor Lecture to mark International Women’s Day. This year, historian Nadia Bouras will speak about academic freedom, class and being a woman in academia. And that is just as relevant to men, says lecturer and organiser Looi van Kessel.

EUFEPS Women in Pharmaceutical Sciences Award for Jara Bouma

Book presentation

PhD defence

AI offers opportunities to make your work easier. However, there is also a downside to AI that may have consequences for your privacy and that of your colleagues. On this web page, you will find more information about the responsible use of AI within Leiden University.

Are you an international researcher working for Leiden University? Please note that you probably are legally obliged to take out health insurance. Here you will find if you need a public or a private health insurance, and how to apply for it.

About forty microscopes, various laboratories, and some 15,000 zebrafish: that’s Sylvia le Dévédec's workplace. She is one of the managers of the Leiden Cell Observatory, a unique facility accessible to all researchers.

Well-being economist Rutger Hoekstra has been named as one of the 26 National Champions of the international Frontiers Planet Prize.

Molecular Science & Technology student Renske Donkers has won the second edition of the Young Star Award. During the ceremony on Wednesday 17 February, no less than three teachers were awarded the title 'Teacher of the Year'. Finally, students had a surprise in store for all teachers: with a video they…

A month’s break from your studies, ten days of intensive rehearsals and then a concert tour: the Netherlands Student Orchestra is based on a simple formula. Leiden student Daphne Biron tells us about the orchestra and the concert in Leiden on 20 February.

Biological chemist Nathaniel Martin and his team received an NWO grant to examine how blocking a specific enzyme in our body, NNMT, could be helpful in the treatment of some cancers. Trials with mice have been promising, and together with the Netherlands Cancer Institute, Martin wants to take the next…

The first staff symposium on Student Wellbeing – from abstract idea to practical tips – will take place on 15 March 2022. Why have we chosen a practical approach and what can you expect? Sonja Wagenaar (SEA) is project manager and she tells us more about it.

What began as a PhD project has grown into a website with 120,000 unique visitors each year. With the platform OpenML, researcher Jan van Rijn is contributing to open science, aiming to make machine learning more transparent, accessible, and fair.

A delegation from Xi’an Jiaotong University visited Leiden University on 25–26 March, celebrating ten years of cooperation in education and research, and exploring new opportunities for future collaboration.