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.’

Childhood trauma can have a lifelong effect. Many therapists do not dare to confront these vulnerable patients with their past because they are concerned that the patients will be unable to cope. Research has now shown that exposure therapy can be helpful for this group of people.

Cancer treatments often have an impact on people’s sexual health, but doctors and nurses do not discuss topics such as sexuality and intimacy with patients as a matter of course. This is what Esmée Krouwel, a physician-researcher at Leiden University Medical Center (LUMC), has discovered. With her research…

Despite being prohibited by law since 1971, race discrimination continues to exist in the Netherlands. Why is this?

Career Services of the Faculties Governance and Global Affairs, Social Sciences, and Humanities joined forces to organise the ‘Meet the Employer’ Week held from 6 – 10 December 2021!

The celebration of the university’s 450th anniversary is not confined to the walls of the university. For the 7th time, professors stood in front of the class of grade 7, in both Leiden and The Hague. Four FGGA professors visited primary schools, introducing the children to research questions such as…

Synchronised heart rates and skin conductance tell us that people are attracted to each other. This explains why we feel a romantic ‘click’ with some people and not with others. This is the result of research by psychologist Eliska Prochazkova from the Leiden Institute for Brain and Recognition, which…

Give Nikki IJzerman a football and she’s happy. The midfielder was named Player of the Year by ADO Den Haag last season, as well as obtaining her master’s degree in Journalism and New Media.

Two Leiden legal scholars have been awarded funding from the KNAW pilot fund 'Science communication by scientists: Appreciated!'. The fund supports scientists who have demonstrated a continued commitment to science communication.

Yvonne Erkens has been appointed Professor of Labour Law at Leiden University as of 1 January 2026.

Research master's student in history Jesse Dijkshoorn collaborated on a transcription system for medieval texts. ‘It’s nice to make the Middle Ages accessible to people.’

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:…

‘If we don’t start talking about this, who else will?’ This is what Arjan Lankester, paediatrician/immunologist at the Leiden University Medical Center (LUMC) and Professor of Paediatrics, thought when it seemed that various extremely effective gene therapies for rare diseases would no longer be available…

With the start of the new academic year, the Social Resilience & Security programme proudly presents their yearbook. In the yearbook, you read about the programme’s interdisciplinary research building bridges between institutes, its educational activities such as the new Minor ‘Violence Studies’ and…

Research conducted by the University of Leiden and the University of Curaçao found that the rights of undocumented children in Curaçao, mostly from Venezuela, are severely under threat, which does not trigger rigorous actions by the Curaçaoan and Dutch authorities.

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…

The sixth specialisation of the Master Crisis and Security Management (CSM) will start in September 2023: Governance of Violence. Coordinator of this track is Professor Marieke Liem. She talks about the how and why of this new track and the importance of research in and knowledge of the nature and scope…

Generations of Leiden students and academics have done archaeological research into the early medieval history of Oegstgeest. This makes this old settlement one of the best-documented sites from that era. In a new book Leiden researchers take stock.

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…

The Dutch Ministry of Finance commissioned the scientific institute for economic research SEO Amsterdam Economics to investigate to what extent the benefits system and the provision of services have been improved in recent years. The aim of the research project is to determine whether the legal framework,…

It is one of the most personal and simultaneously most universal experiences of human life: caring for a young child. Professor Sarah Cramsey has been awarded an ERC Starting Grant to investigate how factors such as nationality, political systems, and religion influence the first thousand days after…

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.

Leiden alumnus Emma Govaart (24) wanted to make an impact on society, so she took a job in the non-profit sector after graduating.

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

Eleven days, 100 films, various unique locations transformed into temporary cinemas. From 26 October until 5 November it’s once again time for the Leiden International Film Festival (LIFF). So which of these films are an absolute must for students and staff of Leiden Law School? An overview of our four…

Symposium

Lecture, LUCIS What's New?! Series

Moot Court

Leiden University College students collaborate with peers in Gaza and Myanmar to explore the social determinants of health through storytelling, reflection, and shared lived experience.

Lecture, Food for Thought

Claartje Levelt is professor of First Language Acquisition. She researches how babies and toddlers learn their mother tongue. Besides her work, she enjoys being involved with music.

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

There’s a lot that goes wrong in the treatment of patients with PTSD caused by childhood trauma. Endowed professor Maartje Schoorl wants to resolve this by bringing scientific research closer to the practice. Inaugural lecture on Friday 29 April.

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…