Mechanics play a larger role in blood vessel formation, and other developmental biology, than previously thought. Cells appear to respond to mechanical signals, such as pressure. Through the extracellular matrix, a network of fibrous proteins, cells can supposedly exchange those mechanical signals over…

In 2025, our colleagues from the Institute of Psychology once again made a strong presence in the media. From (inter)national newspapers to podcasts, discover where they shared their expertise in the media this year.

On 22 May, astronaut André Kuipers opened the new Mediterranean garden in the Hortus. With this water-efficient garden, the Hortus aims to offer inspiration for future- and climate-proof garden planting. Prefect Paul Keßler and scientific director of the Leiden Observatory Ignas Snellen also signed…

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…

The team from Universidad de los Andes (Bogotá, Colombia) came out on top at the international online Moot Court organised by Leiden University and law firm Baker McKenzie.

They are talented, independent and fit right into your team: LDE trainees. Every year, their knowledge and skills strengthen various university departments. We’re looking for new assignments for the upcoming academic year. So why not submit one, say current assignment provider Monique and trainee Ea…

Can cognitive decline in people with Parkinson’s disease be measured using digital tests at home? According to an interdisciplinary team of researchers, the answer is yes. They investigated this with a Kiem grant from Leiden University.

Also in 2024, our colleagues from the Institute of Psychology were visible in the media in various ways. Check out their appearances in Dutch media, from NRC to the Podcast psychologist.

Most students of Psychology want to work in mental healthcare (GGZ). This makes the master’s specialisation in Clinical Psychology a logical choice. It was an option for alumna Ruth van Vugt for a long time, but she decided to explore further and has since successfully completed the Health and Medical…

Over the past few years, citizen scientists from the Heritage Quest project have scoured the entire Veluwe and Utrechtse Heuvelrug areas for unknown archaeological heritage. One of the results of this research is that the number of known burial mounds in this area has doubled.

Reinout Vriesendorp has been Professor of Insolvency Law since 2016 as well as a partner at law firm De Brauw Blackstone Westbroek. For nine years, he has advanced multidisciplinary collaboration, internationalisation and high-quality education. On 9 May, he will deliver his valedictory lecture after…

How do opinions form and change in large groups of people? That's not just a sociological question, it's a mathematical one. PhD candidate Federico Capannoli studied opinion dynamics. He defended his thesis on November 19.

‘I'm setting Academia in Motion by promoting transparent and rigorous research practices and by advocating for more interaction between science and society.’ With these words, Ludo Waltman, Open Science Ambassador for Academia in Motion, highlights how he is contributing to the culture change towards…

A psychology degree, a career that started in the commercial sector and now a role where she feels she can make a difference. For alumnus Marisse van Os (34) everything has come together in her current job at an innovative mental health services provider.

The doctor suggests opting for a treatment that is better for the environment. How do patients react to this? Doctors and psychologists together discovered that this has little impact on patient confidence in the doctor.

Fossil teeth can preserve remarkable information, much like a biological identity card with data about the lives of individuals tens of thousands of years ago. By analyzing teeth, a new study published in Science Advances reconstructed the life history of four straight-tusked elephants (Palaeoloxodon…

Leiden researchers share their work with a global audience through the international journalistic platform The Conversation. What are the benefits? And how does it work? Two researchers talk about their experiences and why colleagues should consider taking the same step.

On Thursday, the 19th of March 2026, students and staff had the chance to partake in the second full-day workshop organized by the Leiden Center for the Study of Ancient Religions (L*CeSAR). This edition was centered on the role of the environment in relation to religion in antiquity.

Trinidad and Tobago, a twin-island nation, has over 300 identified archaeological sites that testify to its diverse history, covering pre-colonial, colonial, and post-colonial periods. Many of these sites were discovered by archaeologists in the 20th century and have not been regularly visited and assessed.…

Het Leids onderzoek naar gedwongen uithuisplaatsingen van kinderen heeft veel stof doen opwaaien. Op een congres bespraken meer dan 250 mensen het onderzoek verder om zo de situatie voor ouders en kinderen in de toekomst te verbeteren.

An introduction to Japanese language and culture: pupils in the enrichment classes at De Morskring primary school in Leiden and De Vink primary school in Voorschoten get this opportunity. Pupils in years 6, 7 and 8 who could do with more of a challenge follow these classes.

Astronomers in Leiden have used the Atacama Large Millimeter/submillimeter Array (ALMA) in northern Chile to produce a new detailed image of the centre of our Milky Way. This allows them to investigate the life of stars in the most extreme region of our galaxy. The Leiden scientists, led by Katarzyna…

Connecting as the magic word. Seeking new collaborations, presenting ourselves to the outside world with an open attitude and showing what we do. During the opening of the academic year on Tuesday afternoon, Dean Jasper Knoester emphasised that change and connection are necessary for the university…

What do bats do at night when they’re not hunting? Using tiny GPS trackers, Leiden researchers discovered that pond bats spend a substantial portion of the night resting – often outdoors. This surprising insight could change the way we protect them.

Gratis te downloaden voor het onderwijs: een inspiratie- en lespakket over stervormen hun symbolische betekenis en hun rol in verschillende culturen en godsdiensten.

Maryam Alqassab, an assistant professor at ICLON (Leiden University Graduate School of Teaching), helps train new PhD supervisors and knows how demanding the role can be. When asked to contribute to an online handbook for PhD supervisors, she didn’t hesitate: ‘Everything supervisors do or are involved…

An independent review committee has unanimously selected three projects to receive a grant from the Prof. Andrea Evers Fund for Health, Behaviour and Society. The fund, which was launched earlier this year, supports innovative inter- and transdisciplinary research in health and well-being.

If you work at the university and are in scale 11 or above, you have the option of concluding a function-based contract.

We provide answers here to some frequently asked questions about collaborations with the fossil fuel industry.

Giving an effective lecture requires not only careful preparation of the content, but also clear structures, visual support and presentation techniques. Some guidelines and tips to keep your lectures engaging and well structured are presented here.

The integrity and reliability of academic research are of fundamental importance to the University. All parties, both within and outside the University, must be able to have confidence that our research is conducted in a scrupulous, fair, verifiable, impartial and independent manner.

Each programme has a Board of Examiners. This is a legal requirement. The board determines whether students meets the conditions of the Course and Examination Regulations (OER) and whether they possess the knowledge, understanding and skills required to pass the final examination for that programme.

Here you will find guidelines for using devices such as laptops, tablets, and telephones. Whether you are working with a device purchased for you by ISSC or with a device you have purchased privately, it is important that you save your files securely and handle confidential data with care.

If you travel abroad for your work, you can claim expenses for lodging, meals, minor costs and transport. The amount reimbursed depends on the country you travel to. You must have approval to travel from your manager.

If your work allows it, you can work partly from home and partly from a university location. How exactly this combination looks for you depends on your own work and that of your team.

Are you a senior lecturer and do you play an active role in the university’s educational development and innovation? If so, you are eligible for the Senior Teaching Qualification (SKO). This qualification shows that you possess strong didactic and educational skills and that you contribute to the development…

Personal development, Working effectively

Leiden University is committed to creating a pleasant working environment for its staff. It may nevertheless happen that you find yourself unable to work due to a temporary or long-term illness or disability. The university occupational health physicians can help you reduce health risks and give you…

Leiden University is committed to creating a pleasant working environment for its staff. It may nevertheless happen that you find yourself unable to work due to a temporary or long-term illness or disability. The university occupational health physician can help you reduce health risks and give you…

As a teacher you are expected to provide and sign the results obtained by your students. Please follow the instructions below for smooth processing by the Science Student Administration:

How do you fulfill a chairing position during a team meeting? How do you visualise a dataset for a presentation? How do you write the introduction to a scientific article? All Science students can find the answers to these and many more questions in the 100+ skill modules on the digital Science Skills…

Brightspace is Leiden University's digital learning environment. With Brightspace you can share course materials, grades and updates with your students. You can create and evaluate assignments and quizzes, perform plagiarism checks, provide personalised feedback and peer-feedback, and start discussi…

GROW: Conversations on Performance, Development and Well-being (Gesprekken over Resultaat, Ontwikkeling en Welzijn). The new GROW interviews offer an opportunity to speak openly with each other about your work, development and well-being.

Organisation

Conference

Astronomers have measured the mass of a dormant, supermassive black hole in the early universe for the first time. Thanks to a combination of the James Webb Space Telescope and a natural cosmic magnifying glass, researchers were able to weigh the black hole directly based on its gravity.

Researchers at the Faculty of Science work at the frontiers of knowledge every day, tackling today’s major societal challenges. Their work is recognised through grants, prizes and other awards. We highlight some of these achievements below.

For a 38-hour week you have 232 vacation hours per year. If you make use of the flexible hours option, you will have more or fewer vacation hours. If you work part-time, your vacation credit is proportionate to your contracted hours. If you are in salary scale 11 or above, you may choose to conclude…