Consumer grade smartwatches may not be as accurate as promised when measuring tiredness or stress. That is the conclusion of researchers Björn Siepe and Eiko Fried based on a comparison between smartwatch measurements and self-reports by users.

‘AI can’t do half as much as people think,’ says computer scientist and psychologist Roy de Kleijn. He tries to teach robots seemingly easy things, and keeps on discovering how smart human intelligence really is. Three things that computers are no way near doing.

The year 2023 saw the earthquake in Turkey and Syria, the Wagner Group rebellion and wildfires and floods as all the weather records were smashed. Our most-read stories were about the climate crisis and the elections: here’s the list.

Research

Connecting scientific fields, enhancing research and teaching, and providing innovative solutions to complex social issues: that is the idea behind interdisciplinary research. What did the university achieve in 2024? A small sample.

Western countries still tend to view Africa as the periphery, says anthropologist Mayke Kaag. In her inaugural lecture, she calls for a shift in perspective: to see Africa as a mirror of global developments.

Of the 900 new companies that have set up shop on the Netherlands’ largest campuses since 2018, 194 chose Leiden. This makes the Leiden Innovation District the fastest growing of the larger campuses. This is the conclusion a study by Buck Consultants International.

Quantum Rules lab van Leiden Universiteit biedt proefjes en experimenten voor middelbare scholieren om te leren over kwantum natuurkunde. Henk Buisman vertelt over het 5 jarige jubileum.

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…

What are the main trends in family life today? Three stand out: young adults living with their parents for longer, people delaying parenthood and widening inequality between families. How did these trends emerge, and what are their consequences? Leiden experts explain.

Only one in five young people with emotional health problems such as an anxiety disorder receives appropriate professional help. GPs often fail to properly recognise the signals in children and young people, according to psychologist Semiha Aydin. How can we improve this? PhD defence 23 February.

More severe droughts that will also last longer: this will primarily be a problem for irrigated croplands, as discovered by environmental scientist Qi Chen. Mixed forests with a variety of plant species will be the least vulnerable. Chen compared the effects of drought on different ecosystems across…

Better pay and new agreements with streaming platforms: the actors’ strike that brought Hollywood to a standstill a few days ago is mainly about money. But there is something else that film actors are worried about: the increasing use of Artificial Intelligence. Is this fear justified?

The availability of natural resources, the energy transition, the importance of circularity and our dependence on China. This and more is what Professor of Industrial Ecology René Kleijn's inaugural lecture is about.

The SENSYN project has found a solution to few public datasets for criminological research: synthetic datasets. Marieke Liem talks about this unique innovation

The Leiden Faculty of Science has appointed three new professors. Daniel Rozen, Frank Takes and Matthijs van Leeuwen were appointed on 1 April.

Talking about suicide is important, but anything but comfortable. To make this difficult subject easier for students and staff to discuss, the university is organising a campaign week in line with the national campaign ‘1K Z1E J3’ (I see you) being run by Stichting 113 Zelfmoordpreventie (113 is the…

Today, 13 May 2024, Leiden University’s Executive Board is publishing the advice of the committee that investigated reports of unacceptable behaviour and breaches of academic integrity. These reports were about a professor from the university and their partner (a former member of the university staf…

He started out as a temporary staff member at the CML’s education office, and now – eight years later – Jasper Williams is the institute’s new Director of Operations. In this interview, he talks about entrepreneurship, making a social impact, and playing competitive bridge. ‘I like doing things properly,…

The Schoof cabinet has presented its budget. As expected, higher education is facing severe cuts. In the coming period, the Executive Board will regularly look at the consequences of what it deems an irresponsible policy.

Seven researchers from Leiden University have been awarded an ERC Starting Grant. This will enable them to start their own project, build their research team and put their best ideas into action.

The Leiden Leadership Programme is going to innovate. After 12 years, the honours track for master’s students will get a new set-up. We asked two of those involved about the ins and outs of the new LLP. ‘You learn what leadership style suits you and how to make an impact.’

Eastern and Southern European countries struggle with ‘brain drain’ as skilled workers move to other EU Member States. Could restricting free movement be a legitimate and lawful way to address this trend? Researcher Martijn van den Brink will investigate the issue.

Video conferencing from your sitting room and algorithms on social media that know your interests: new technology is an increasingly integral part of our lives. At the same time there is a growing call to protect our privacy, and this is causing friction, at the University too. In part because of the…

High-quality education, research involving multiple faculties, collaboration between universities and central government funding to make all this possible: these were the topics covered in a working visit of the Standing Committee for Education, Culture and Science (OCW) to the Association of Universities…

Research

From academic freedom to security and medical breakthroughs: during Leiden University’s 451st Dies Natalis, the speakers reflected on the role of universities in a world of social and geopolitical tensions.

Webinar with Q&A

From malaria parasites as a vaccine to how top-level bureaucrats reach their decisions: seven researchers from Leiden University have received a Vidi grant from the Dutch Research Council (NWO). This 800,000-euro grant will enable them to develop their own innovative line of research over the next five…

The Terms of Employment Individual Choices Model gives you some freedom to select your own terms and conditions.

Leiden University encourages groundbreaking collaboration through specific funding instruments. Here you will find more information about funds for interdisciplinary and international projects, as well as answers to questions such as: Which grant fits my idea? And how do I finance collaboration with…

This website provides an overview of the organisational structure of Leiden University. Here you can find contact details of secretariats, staff lists by department, co-participation bodies, and regulations.

The teams that will lead the themes guiding Leiden University’s strategic positioning in the coming years have been formed.

Research

Professor Judi Mesman interviewed 40 people of colour in leadership positions. What can we learn from them?

A beautiful speech by vice-dean Bart de Smit, a mini-lecture on exoplanets and the presentation of three faculty awards. That's how we started the new year at the faculty. Together with colleagues and students, we raised our glasses to a new year full of great collaborations, science and education.

Leiden University College (LUC), an institute of Leiden University in The Hague – the international city of peace, justice, and security – offers the English-taught Bachelor's degree in Liberal Arts and Sciences: Global Challenges since 2010. Inspired by the American university college model, LUC combines…

Lifelong development at Leiden University: learn, develop, grow

Eight Leiden University research teams recently received €15,000 each to take their research to the next level through Una Europa. Dario Fazzi, one of the selected researchers and professor of Transatlantic Environmental History, shares how Una Europa helps him expand a Leiden-based project into a international…

At a celebratory event, 26 projects received a €10,000 Kiem grant for 2026-2027. No fewer than 108 interfaculty teams from Leiden University submitted innovative ideas for this, the last ever Kiem round.

The Andrea Evers Fund provides funding for innovative, interdisciplinary and transdisciplinary projects in the area of health and well-being.