Alternative demonstrations were held in Leiden and The Hague on Thursday 14 November after the national protest in Utrecht was cancelled. Leiden University supports these protests, which were organised by WOinActie. Read our live blog of the demonstrations.

Over 200 staff from Leiden University discussed student well-being with one another and students at the Staff Symposium on Student Well-being. In various workshops and lectures, lecturers, student advisers, student counsellors and other staff members discussed how they could contribute to our students’…

A new collaborative monograph of democratic theory, The Sciences of the Democracies, was released by UCL Press on August 7. The book, in the style of a democratic manifesto, is written by a large number of co-authors in a bold attempt to expand and deepen how democracy is studied and understood. Among…

Once a year, former employee and avid runner Dennis Hoencamp returns to his old workplace. That’s when he competes in the Leiden Science Run. As an event coordinator, he once devised the relay race as an anniversary activity. It grew into an annual event for the entire University and the Bio Science…

From research on stellar winds to sign language: an impressive seven researchers from Leiden University will receive a prestigious Vici grant from the Dutch Research Council (NWO).

Minerva, which calls itself the oldest student association of the Netherlands, has the reputation of being an impenetrable bastion. A lustrum exhibition shows the turbulent history and points to a diversity of contacts: from close bonds with Leiden ‘coffee ladies’ to the visit of Sir Winston Churchi…

Now that war is once again raging in Europe, the question of when you need to stand up against injustice has become more relevant than ever. In his Cleveringa lecture on 24 November historian Gert Oostindie will discuss why colonial domination was not regarded as an issue in Leiden for a long time.

The University does its best to create a pleasant work environment. It may nevertheless happen that you are unable to work due to a short-term or long-term illness or disability. The occupational health physicians will help you reduce health risks and advise you through your recovery and return to w…

The Leiden University Fund (LUF) invites researchers of all faculties to submit applications for the Leiden Empowerment Fund (LEF).

Assistant professor Daniel Schade of Leiden University was a guest on various German-language media outlets, discussing the state of the Schengen Agreement after 30 years.

All the information about the Leiden University Global Fund (LUGF) funding instrument is given here, specifically the seed funding options for collaboration with regional partners. The LUGF awards seed funding to support regional collaborative initiatives.

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…

The Leiden University Visual Ethnography collection has been added to Alexander Street Press, an educational streaming video service. The master’s specialization Visual Ethnography has supported many talented individuals to produce inspiring films. About 70 master’s thesis films of the past 8 years…

A delegation from Leiden University visited the Netherlands Institute Morocco (NIMAR) in Rabat at the end of February.

Festival

Everything biobased: Plastic, medicine and fuel. It seems like a futuristic utopia. But for how long? A collaboration of researchers now proposes an idea to accelerate the development process. By combining machine learning and laboratory automation, this biobased ideal may become a reality rather sooner…

Conducting fieldwork against a backdrop of public policy interests and professional reputations in your own place of residence adds a whole new level to the experience. As a researcher in this context, you are essentially caught in a game of piggy in the middle between the subjects of policy, the objects…

At Leiden Law School’s first Faculty Research Day, 27 January 2023, 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.

An international team led by astronomers at Leiden University has shown in laboratory experiments that sulfur can bind with ammonium under icy cosmic conditions and form a salt that sticks to dust and pebbles. The resulting sulfur salt not only helps to explain the mystery of the missing sulfur gas,…

Leiden University and Stadslab Leiden invite you to improve the Leiden and The Hague environment with 450 extra trees – a living reminder of 450 years since the Relief of Leiden and the foundation of Leiden University.

Leiden is proud to announce that the city has been selected to host the 33rd Annual Meeting of the European Association of Archaeologists (EAA), scheduled for 25-28 August 2027.

The glow of a century-old ceramic glaze, a microscope tip covered with platinum and a network of proteins that looks like a galaxy. These three beautiful images won the Physics Image Award 2026 at Leiden University.

As a Leiden University’s master’s student in Political Science you conduct independent research and report your findings to fellow academics and, who knows, to a larger audience. Your thesis is a showcase of your academic skills and personal interest, and perhaps even passion. Easier said than done,…

The many thousands of small celestial bodies beyond Neptune’s orbit may have ended up there due to a star that passed close to the solar system billions of years ago. This is shown by Leiden simulation expert Simon Portegies Zwart, along with his German and Dutch colleagues. ‘We are answering several…

By making use of artificial tax arrangements via the Netherlands and other countries, corporations and wealthy individuals worldwide together manage to avoid paying $472 billion in tax.

Lecture, Com(parative) Syn(tax) Series

Lecture, Economic and Social History Brown Bag Seminar

Conference

SEO en de Universiteit Leiden hebben de invoeringstoets van de Wet bescherming klokkenluiders (Wbk) uitgevoerd. Het doel van deze wet is opm melders van misstanden te beschermen. Op 3 maart is het rapport verstuurd naar de Tweede Kamer.

Conference

Do you need a new desktop or laptop? Does your work require a customised device? We’ve listed all the possibilities below.

Leiden Law Cast is a podcast made by Leiden Law School, Leiden University, for everyone who wants to learn more about current legal issues.

At the end of March, the Voice of the Child conference launched three films on children’s hearings in European family law courts to support judicial training in child-friendly justice. Researchers from Leiden University have developed a training manual to accompany courses in the EU.

Engineering, law, and business students came together in the LDE Space & Society Honours Programme to explore how space and society can mutually benefit each other. At the final event, they looked back upon a steep learning curve. ‘We tossed them into the water and they had to swim.’

To look for atmospheres around planets outside our solar system is to look for extraterrestrial life. Astronomist Sebastian Zieba used data from the James Webb Space Telescope to study small rocky exoplanets but found no aliens yet. However, his findings are still very interesting for future observations.…

The Municipality of Oss is a household name in the world of Dutch archaeology. For fifty years, Leiden archaeologists, in collaboration with residents of Oss, have been uncovering the history of the municipality. 2024 is the archaeological year of Oss! In a series of interviews we look back on fifty…

Two Second Prizes, two First Prizes and even a Grand Grand First Prize. Five Leiden mathematics students and their team leader have performed exceptionally well during the International Mathematics Competition for University Students 2024 in Bulgaria in early August. This even made for a Dutch recor…

The first eLaw Conference held at Leiden University was a success and fostered timely discussions on the legal challenges and opportunities presented by digital technologies.

Stephan Raaijmakers has been Professor of Communicative AI since 1 May. Prior to this, he had held this position for five years as professor by special appointment. How has his approach to AI changed in that time?

Alumnus Robert van Asten has been an MP for D66 since 2025. He studied Tax Law at Leiden University from 1997 to 2005. After a career in that field, he switched to local politics and later national politics.

‘Take science communication more seriously.’ This is the message that Ivo van Vulpen, professor by special appointment in Science Communication in Physics, wants to convey during his inaugural lecture. At the moment, a lot of researchers look down their noses at this while it is extremely important…

PhD defence

PhD defence

PhD defence

PhD defence

PhD defence

PhD defence