Light, open and green: a description that fits the new, renovated location of the Faculty of Humanities. The official opening of the Herta Mohr Building took place on 8 October, and it has many remarkable features: for example, recycled ‘mushroom columns’, a pedestrian bridge to the University Library…

Last week Hanneke Bennaars and Yvonne Erkens visited the World Congress of the International Society for Labour and Social Security Law (ISLSSL) which was held from 4 to 7 September 2018 in Turin, Italy. The theme of the congress was “Transformations of Work: Challenges for the National Systems…

On Sunday, November 9 2025, Prof. dr. Sarah Cramsey presented a film at the “Eastern Neighbors” Film Festival in The Hague.

Two Leiden students stand a chance of winning the ECHO Award for Higher Education. Deniz Rana Kuseyri (Rana for short) and Ruşen Koç are two of the six finalists for this annual national prize that is awarded to students who promote diversity and inclusion in their own discipline.

It’s starting to become a real Dies Natalis tradition: on 8 February professors from Leiden University teach a class at primary schools in the region. This introduces children to academia and teaches them more about conducting research. ‘Had you expected me to be a woman?’

Covid year 2021 might have felt somewhat less strange than the year before, but the virus still left its mark on University life and our students and staff. Fortunately there was also room for research, visiting dignitaries and in-person classes. And our social media accounts weren’t only about covid…

Universiteit Leiden en Unicef werken al 10 jaar samen om kennis over kinderrechten uit te breiden en te verspreiden. Ze verlengen deze samenwerking.

Op de dag van de duurzaamheid van 10 oktober startte de 'Billiecup' pre-pilot op de Faculteit der Rechtsgeleerdheid. Aanwezig waren 'plastic soup surfer' Merijn Tinga, Bart Hemmes van het Leiden University Green Office (LUGO) en Esther Kentin, docent bij instituut Metajuridica & projectleider Leiden…

Studying abroad and going on an exchange is a great way to broaden your horizons and explore new places, cultures, and fields of study. In addition to a full-semester exchange, there are many other possibilities such as a summer school or an internship. For example, Bart Geldermans, Public Administration…

Within 20 years, intelligent machines will play a major role in society. ‘Selfdriving cars will be 90% safer than human-driven cars and will change transportation globally,’ says artificial intelligence scientist Bart Selman of Cornell University. He gave the first Ada Lovelace lecture of the Leiden…

How can data analytics be used as a research method in the field of legal research? This question was addressed during the Research Lab Legal Data Science on 23 September, 2016.

Mini organs-on-chips allow us to study how diseases develop and how drugs work. Although the technology is not new, it is becoming increasingly advanced. PhD candidate Bart Kramer hopes it will eliminate animal testing in the future.

In healthcare, gender and sex considerations are crucial because they affect individuals' health and disease differences. Yet, most algorithms deployed in the healthcare context lack close consideration of these aspects and do not account for bias detection. In their latest paper, Eduard Fosch-Villaronga,…

We often assume that highly gifted children always perform at maximum capacity. Psychologist Bart Vogelaar discovered that this group too benefits from training and explanation. Strangely enough, the benefits are the same for both groups. PhD defence 18 January.

PhD candidate Ola Gracjasz writes about fermentation practices in Gdańsk, Poland.

From October 1-3, 2017, the 24th Annual International Law and Religion Symposium was held at Brigham Young University in Provo, Utah, USA. The Symposium was attended by 100 participants, from 50 different countries, while interpretation at the venue was available in 11 languages (Arabic, French, Italian,…

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…

Workshop & exhibition

Children who lost their fathers in early modern England ran the risk of being sold to the highest bidder. Although Shakespeare wrote about it in his plays, the practice disappeared from collective memory for a long time. University lecturer Lotte Fikkers is bringing it back to light in a new Vidi research…

This is a recording of the book launch of Susanna Lindberg's

On the occasion of Bart Besamusca's retirement as professor of Middle Dutch text culture in international perspective at Utrecht University on 25 January 2023, the digital exhibition 'The surprising Middle Ages' was created by medievalists from the Utrecht University Centre for Medieval Studies Over…

Over the centuries painters and photographers have depicted students at study in Leiden. An exhibition at the Hortus botanicus reveals the similarities and differences in 450 years of student life.

On the occasion of the retirement of Robert Ross, Professor in African History at Leiden University, his successor and former student Jan-Bart Gewald wrote a valedictory note.

On 30 November 2021 the book 'Audiovisual and Digital Ethnography: A Practical and Theoretical Guide' was published by Routledge. The book resulted from eight anthropologists of the Institute of Cultural Anthropology and Development Sociology joining forces: Cristina Grasseni, Bart Barendregt, Erik…

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.

Terrorism, crisis, violence, intelligence, diplomacy, war and peace are topics that are broadly covered in ISGA's research activities. Regularly, ISGA researchers appear in international media to discuss their research expertise. This item offers an overview of non-Dutch and non-English articles and…

The Hofstad group is known mainly because of Mohammed B., the murderer of Theo van Gogh. PhD candidate Bart Schuurman examined this Dutch jihadist group based on interviews and confidential police files. How and why did the group come about? What drove some of the group members to commit terrorist…

With a call for dialogue and collaboration, vice dean Bart de Smit kicked off the new academic year for the Faculty of Science on Tuesday 3 September. Theoretical physicist Carlo Beenakker outlined the possibilities of quantum as a disruptive technology.

Bart Barendregt, Ratna Saptari, and Annemarie Samuels co-organised a two-day workshop on

During the New Year’s reception of the Faculty of Social and Behavioural Sciences (FSW) on 12 January 2026, Sarah de Rijcke said farewell as our dean. She will become the new Rector Magnificus of Leiden University. It was not the only change of leadership announced that afternoon.

Doing a PhD on the side? External PhD candidates, like Joost Van der Helm, just get on and ‘do it’. Besides his hectic job as a justice at the Court of Appeal in The Hague, Van der Helm managed to still find time to write a PhD dissertation.

What will the future be like? This is something that every student wonders about as graduation approaches. What will I do? How can I find a good job? And even more importantly: How do I land that job once I have found it? If a student has a disability, additional questions may also arise. A symposium…

Can dynamic testing provide us with insight in children’s potential for learning?

The research question is that unconscious perseverative cognition (UPC) is responsible for a considerable part of cardiovascular (CV) activity that occurs even in the absence of threats and other stressors that one may encounter in one’s daily life.

For a long time, the painful history of colonial slavery received too little attention. People whose ancestors lived in slavery are now asking critical questions about how we should address that past. Leiden University researchers study the history of colonialism and slavery and their long-term impact…

SAILS likes to occasionally organise workshops about topics that relate to our programme. On this page you can find more information about previous workshops.

The center studies the many ways in which issues of law and justice are dealt with in art and literature with a focus on liminal issues and cases. These are issues and cases where law comes to the limits of what it is capable of dealing with and art and literature explore the implications of what is…

What is the size and composition of the Dutch urban mine? How will the urban mine develop over time, and how can it be used as a source of materials as part of a circular economy?

Leiden University will be recording a brand-new series of podcasts in 2019: Science Shots. Our top scientists will talk about their research in less than 15 minutes. Tip: something to enjoy on the train journey between Leiden and The Hague, our two University cities!

In autoimmune diseases such as rheumatism and diabetes the immune system attacks autologous proteins. Leiden researchers are trying to discover how this comes about.

Leiden has much to celebrate: first, 450 years of the Relief of Leiden and then 450 years of Leiden University. And that is no coincidence.

Using artificial intelligence is more complicated for the government than for companies. Bram Klievink, Professor of Public Administration, aims to identify the problems and find solutions.

The d12n Research Cluster provides a space for inquiry and intervention into the ongoing digit(al)isation of culture, society, and scholarship. The research cluster aims to link CADS Institute researchers to each other as well as to experts and praticioners from around the world as we combine thinking…

With knowledge of heritage we understand identity and appreciate diversity.

Didactics