This February Metje Postma will stop teaching and retire. But she is not done with the discipline yet: she will finish her PhD and there are still five films on the shelf that she plans to complete.

Almost all the western countries were too late responding to the outbreak of Covid. Why was that? Three governance experts, including Leiden professor Arjen Boin, have written a book about the response to the pandemic. ‘Our current system isn’t geared towards identifying and managing a long-term crisis,’…

Plants not only sense when they are touched, but they can also adapt to it. For example, by strengthening or defending themselves. But how do plants do this? The Green TE (Green Tissue Engineering) consortium has been granted a Gravitation grant of almost 23 million euros to investigate exactly this…

In the ESOF2022 mini-symposium organized by the Social Resilience & Security programme, international experts with a background in psychology, philosophy, and law discussed how the online world is related to adolescent mental health issues, moral and emotional awareness and children’s rights. In three…

Psychologist Bernou Melisse was shocked at the long waiting lists in the Netherlands for people with binge-eating disorders. The problem was not yet on the map in Saudi Arabia. She therefore decided to study how people suffering from binge eating can be helped better in their own region of the world.…

From 6-8 April 2026 the conference "From the ground up: The politics of burial and memory in the early Islamic world" will take place in Cairo, Egypt. Deadline for sending in your abstract: 21 June 2025.

The new institute manager of the IBL studied biology for six months, but went in a completely different direction: development cooperation and the financial sector. Three decades later, Resi Janssen is making a radical career switch. Or isn’t she? 'In ten years’ time I want IBL to be in a new, sustainable…

What’s really happening in the space between the cells in your body? With the Collagen Canvas project, students from Leiden University invite you to explore this question by blending science with art. This interactive artwork immerses you in the dynamics of the extracellular matrix—the invisible structure…

Researchers, civil servants and local residents met on 27 September to talk about partnering for sustainability. What were the results? In a green ‘city oasis’ in the centre of The Hague they spoke about the energy transition, bottom-up initiatives and citizen science.

Rahul Gandhi, former president of the Indian National Congress, was on the Hague Campus on 10 September.

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.

How can we continue to work on an open university culture where everyone’s contribution is recognised and rewarded? Over 120 university staff spoke about breaking academic barriers at the first Academia in Motion Festival in PLNT.

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

Do young people trust the law? That is what HC Law students are trying to find out. Regular guest speaker and social worker Carlito Jones invited the students to the Bezuidenhout-West neighbourhood centre in The Hague to talk to youth workers and neighbourhood police officers: what do they run into…

In a sailboat, a canoe or stowed away on a ship: during the Second World War, many Leiden students tried to cross the sea to join the Allies in Britain. ‘Soldier of Orange’ is the most famous, but who were the other ‘England voyagers’ or Engelandvaarders as they are known?

We invite proposals for the conference entitled ‘Ruins and Memory in the Muslim World: Typologies and Motifs (622-1800 CE)’ to be held in Leiden between 14-16 September 2026.

Debates about the ‘end’ of the Roman era, how, when, and even if it ended, are still very much alive and raging. However, what happened after the (long) late antique period is a lesser-known and lesser-studied subject. The post-Roman past needs, however, as much energetic investigation and discussion.…

Data from 41 million galaxies does not shake up the standard cosmological model after all. To that conclusion, to their own surprise, comes an international team of researchers including Koen Kuijken, professor at the Leiden Observatory.

The more than 370 sensors that have been hung up in Leiden University buildings to count the people present will not be switched on again. The equipment will eventually be removed from the buildings.

Young Academy Leiden (YAL) will change its board this month and welcome six new members. Outgoing chair Rachel Plak and incoming chair Ahmed Mahfouz talk about what the platform has achieved for young academics over the past year and what the plans are for the future.

Keynote speakers: Jennifer Gaynor (University at Buffalo SUNY) and Sue Peabody (Washington State University)

The toe bone of a prehistoric deer carved with lines by Neanderthals 51,000 years ago is one of the oldest works of art ever found, according to a study released Monday. Leiden archaeologist Dr Andrew Sorensen, not involved in the study, reacts on the find in a news article by NBC News.

The LUCL has a new Scientific Director. Professor Sjef Barbiers took over the reins from Lisa Cheng with effect from 1 January. 'This is a great opportunity to contribute to a wonderful institution.'

Economic law, environmental law and human rights are important fields of law for sustainable development. But they do not interact sufficiently, which makes it difficult to implement sustainable development.

Professor Antje Wessels has received an NWO Open Competition grant to research fragmentary texts.

At a work meal HR Policy Adviser Petra Boerlage and Associate Professor Robert Stein got talking about the ‘worlds’ of academic and support staff: are they really that different, they wondered. And wouldn’t it be good if staff knew more about each other? The two put their money where their mouths are…

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?

Lecture, LUCL Colloquium

Working together in times of change. With enthusiasm, passion and connection as our keywords. That was the message emphasised by administrators Jasper Knoester and Luc Sels at the start of this new year for our Science faculty. ‘Hope for a better world means working together actively towards progres…

During her master's thesis, Nashanty Brunken (24) worked in a team with five other women. With this female team, they discovered the largest molecule so far identified in a disc. 'I have learned so much and because we are all women, it is incredibly empowering. It's very cool to see how far we've come…

The Lucia de Berk case or the suicide of Slobodan Praljak at the International Criminal Tribunal for the former Yugoslavia: certain trials keep popping up in media. In her dissertation, Tessa de Zeeuw examines the cultural appeal of such cases and analyses artistic responses. ‘Artworks sometimes have…

The successful PRINS (PRactising INternational Studies) project offers International Studies students an introduction to the world of practice. In the last semester of their bachelor’s programme, they work as consultants for real-life clients, ranging from Rabobank to Greenpeace. We took a look at the…

Heavy! This is the first word that comes to lecturer Marjo de Graauw’s mind when she looks back on the past year. But with her creativity and experience with educational innovation she was nonetheless able to provide her usual high standard of teaching.

Hydrogen can help to solve the climate problem. At least, if we start producing it in the right, clean way. Leiden researchers mapped out the global environmental impact of hydrogen production and looked ahead to 2050. They published their work in Energy & Environmental Science.

How do you study the growth of microorganisms, the spread of epidemic diseases or the healing of wounds, without actually performing experiments? Daoyi Wang, PhD candidate at the Mathematical Institute, worked on a specific mathematical model that can describe the growth of microorganisms and many other…

Predicting the collective behaviour of systems, like a large group of people electing one of the parties, is no easy task. But there’s a theory that scientists have been using for decades to do just that: the theory of Gibbs measures. Last week, mathematician Mirmukhsin Makhmudov earned his PhD for…

Last month (February 5-8 2024), the University of the West Indies, Cave Hill Campus, Barbados, hosted a workshop entitled ‘Caribbean World Heritage Sites in the light of today’s global challenges: the case of Historic Bridgetown and Its Garrison’.