Many saw the UN Summit of the Future as the moment of truth for the United Nations and its plans for the world. Joris Larik, Assistant Professor of Comparative, EU and International Law, explains the results.

The interdisciplinary, English-taught minor ‘Violence Studies’ looks at violence from very diverse scientific perspectives. What are the benefits from this approach? Students and lecturers evaluate: ‘This minor’s a goldmine’.

Various Leiden researchers have been awarded a European grant to explore the commercial or societal potential of previous research.

Korrie Korevaart, a former director and lecturer in Dutch language and culture at Leiden University, has been made a member of the Order of Orange-Nassau. Korevaart, who has retired but is still a guest member of staff at the university, has received the honour for her work at the Faculty of Humanities…

Zou jij wel eens willen zien hoe het belangrijkste gebouw van onze Science Campus op het Leiden Bio Science Park tot stand komt? Op de Dag van de Bouw, op zaterdag 17 juni, kan dat!

The free AI and Ethics course (in Dutch) is available online to anyone who wants to find out more about the ethical implications of artificial intelligence. One of the eight experts featured in the course is Professor Reijer Passchier. ‘Artificial Intelligence is spreading so fast and has such an impact…

Playing with nitrogen and fire to show school pupils how exciting science can be – that’s what the student volunteers of Stichting Rino do alongside their studies. ‘If there’s even one child who gets interested in science, that’s what it’s all for.’

Every year, the first Monday in November is Emergency Response Day: the opportunity to recognise the importance of emergency response officers. At Leiden University over 400 enthusiastic and dedicated emergency response officers make sure our students and staff are safe, says emergency response training…

They hurtle along at over a thousand kilometres per second: the fastest stars in the Milky Way. PhD candidate Fraser Evans conducted research into these elusive hypervelocity stars and discovered that they have a lot to teach us, about black holes and supernovae, for example.

From lectures by Robbert Dijkgraaf to a telescope on the ocean floor: during his double bachelor’s in Physics and Astronomy, Jelle Oonk discovered that the path to big cosmic answers sometimes runs through the smallest, hardest-to-catch particles—neutrinos.

A female body equals a woman. Nonsense, says Professor by Special Appointment to the Socrates Chair Annemie Halsema. She argues that our sense of identity and social environment also determine our identity. ‘We should stop assigning people’s sex at birth.’

Research on Asian plants is his life's work. Now a crown is added to that: a plant from the coffee family bearing his name. Paul Kessler is LUF professor of botanical gardens and botany of South East Asia and Scientific Director of the Hortus botanicus. 'Completely unexpectedly, you get to see the results…

How does an embryonic stem cell decide if it becomes a heart cell or a kidney cell? That’s the question computational biologist Maria Mircea studied for her PhD research. She looked at the inside of individual cells to analyse how they change. This is what she discovered.

Life returned to something resembling normal after Covid but other crises soon took its place. These great challenges are also being felt at the University and our researchers are working on solutions. The nitrogen crisis, problems with young people’s services and an increasingly urgent climate crisis:…

On 17 June, primary school pupils in Leiden will get the chance to explore science in an interactive and engaging way. The exciting new show ‘Wetenschapswonders’ is the initiative of master’s students Boele Visser and Ilse Hordijk, from the Rino Foundation. ‘I’m happy to help build a bridge between…

During the Summer School Science Communication, you will learn everything about science communication.

Leiden University has secured an impressive 12 European exchange grants. This is good news for students, lecturers and researchers from home and abroad.

De Faculteit Archeologie bestaat dit jaar 25 jaar. Ter ere van dit jubileum opende de faculteit op 1 maart zijn deuren voor het brede publiek.

Whereas the Netherlands Court of Audit used to conduct an investigation once a year, the average civil service organisation now has a few per year to contend with. Is so much going wrong nowadays? Not at all, says Professor by Special Appointment Sjoerd Keulen. ‘It’s one of the methods that makes democracy…

Young people are more likely to find long texts unappealing to read, particularly with all the digital distractions. To improve young people’s reading skills, Elise Swart and Hannah De Mulder are starting an innovative study to make reading fun again.

What is the significance of the history of slavery for our present-day society? A special exhibition in the inner courtyard of the Academy Building features eleven insightful portraits of students and staff, and their answer to this question. The aim of the exhibition’s initiators is to make the subject…

National Meat Free Week (Nationale Week Zonder Vlees, 7–13 March) is an initiative to reduce meat consumption. Assistant professor Paul Behrens is studying what impact a change in our food consumption would have on the world. What, according to him, are the main reasons to switch to a (mainly) plant-based…

You can make some astounding images using just a box with a hole. Inspired by the celebration of Leiden as the European City of Science, Professor Matthew Kenworthy left several pinhole cameras across the Observatory over the course of 2021. This is how the simplest devices may uncover the greatest…

Her father is a miller, so it’s hardly surprising that Esther van der Ent is also fascinated by windmills. Alongside her work at the Centre for Environmental Sciences (CML) and the Leiden-Delft-Erasmus alliance, Esther is now training to become a miller herself. ‘This craft mustn’t be lost,’ she say…

The English taught interdisciplinary minor Violence Studies looks into various facets of interpersonal violence. Is this minor for all Leiden students? These two 'colleagues' are certain of it.

Do you know what to do if a rubbish bin catches fire, a student takes ill or a colleague falls off their bike? Our emergency responders do. They are ready to evacuate buildings, fight fires and offer first aid. Why not join the team?

We can all look back on a turbulent year, a year in which we rapidly switched to working – and learning – online. Because pandemic or not, many staff members have continued to work on their development. Last year the Learning & Development team developed a wide range of online courses and training,…

The Kattekop childcare centre has provided day care for the children of staff and students at Leiden University and the LUMC for over 40 years. Time for a chat with Ellen Buschman, Kattekop director, about how things are going there.

Ecologist Sebastiaan Grosscurt became a successful wildlife journalist after graduating. But he decided to focus on science instead. He started his PhD research this year on the cumulative effect of light and noise pollution on animal behaviour.

In dermatology, there should be a high level of multidisciplinary collaboration among institutes and specialists, Professor of Translational Dermatology, Robert Rissmann, will say in his inaugural lecture on 8 July. He is building an infrastructure that will put pre-clinical and clinical skin research…

For the International Day of Women and Girls in Science, women students and researchers from physics talk about what inspires them about their work. From quantum to cosmology and biophysics, their curiosity about how nature works is what connects these women. What do these 5 scientists want to share…

What do ten-year-old children and chatbots have in common? PhD researcher Bram van Dijk studied language development in both children and AI language models. ‘It’s actually quite practical that we attribute human traits to a chatbot.’

If doctors could better estimate a patient's chances of survival, this would help in choosing a specific treatment. It would be particularly beneficial for the rare and malignant Ewing sarcoma, which mainly affects children and adolescents. Mathematics professor Marta Fiocco has been awarded a substantial…

It will be on the agenda of many a team meeting these coming weeks: how can we act on the results of the Personnel Monitor? We asked two managers how they have gone about this, what the results of their meetings have been and whether they have any tips for their colleagues.

Workshops, tours, talks, music, an AI photobooth, interviews, a special poem and the launch of the LUF Children’s Fund. Alumni celebrated their alma mater’s 450th birthday in style on Saturday at the massively oversubscribed Dies Natalis Festival.

UNESCO has recognized a large collection of handwritten letters and the archive of Raden Ajeng Kartini (1879-1904) as documentary world heritage. Kartini opposed gender inequality in feudal Javanese society, including forced marriages, polygamy and lack of education for women.

There are many links between Leiden and the US. The highest office there has been held an impressive nine times by presidents with Leiden roots. This has led to memorable visits to Leiden University.

Jasper Knoester is the dean of the Faculty of Science. How is he doing, what exactly does he do and what does his day look like? In each newsletter, Jasper gives an insight into his life.

Recognising our colleagues’ teaching efforts – and as a manager, taking steps to do so. Broadening our understanding of quality. Marieke Adriaanse, Professor of Behavioural Interventions in Population Health Management and Recognition & Rewards ambassador, can see that Academia is in Motion, but she…

He came to the Netherlands for three months and never left. Marcello Bonsangue is the new scientific director of the Leiden Institute of Advanced Computer Science (LIACS) since January this year. 'I think it is important to be there for the people of our institute. My door is always open.'