The discovery of a planet far too large for its sun defies models about the formation of solar systems and planets. In a paper in Science, researchers, including Yamila Miguel of Leiden Observatory, report the discovery of a planet more than 13 times heavier than Earth orbiting the ultracool dwarf star…

The ‘Dilemmas of diversity’ research project is to receive a subsidy of 1.8 million euros from the National Research Agenda (NWA). Coordinator Marlou Schrover will be examining the diversity policy of Dutch cities in the present, past and future, together with 37 societal partners.

The biographer of Leiden University, Willem Otterspeer, has a new book out. In ‘De stad, de dood en de dichters’ (The City, Death and the Poets) he combines his love for the University and poetry with autobiographical reflections. ‘With my magnifying glass I discovered yet more new details in the pr…

Cognitive decline and anxiety in Parkinson’s disease are often only recognised at a late stage, in spite of their great impact. Research by Marit Ruitenberg focuses on new tests and methods to show up these symptoms earlier and make them more specific.

Jan Joosten studied civil and tax law in Leiden from 1985. After exchanges and an internship, he became infatuated with the United States. He is now a partner and co-founder of a new law firm in New York: Pierson Ferdinand.

Countries that import plastic waste recycle an average of at least 63 percent of it. This is surprising, as we previously believed that the vast majority was incinerated or ended up as litter. This was discovered by PhD candidate Kai Li and his colleagues from the Institute of Environmental Sciences in…

The Rein Dool painting depicting board members of Leiden University will be moving soon to the Reception Room in the Academy Building, where more people will be able to see it.

The lecture halls in the Lipsius were full of curious secondary school students in January. During a special profile selection afternoon, they were introduced to the faculty and language studies. ‘I had no idea that Hebrew and Arabic were similar.’

Veel Nederlanders hebben fysieke, psychische en sociale problemen tegelijk. Zij hebben hulp nodig van meerdere professionals uit verschillende organisaties. Fia van Heteren onderzoekt hoe deze professionals met elkaar én met cliënten samenwerken, en welke factoren deze samenwerking versterken of bel…

Writer in residence Ronald Giphart will explore a number of his own fascinations with Leiden students.

‘The Oscars of the natural sciences’, is what they are called: the Breakthrough Prizes awarded annually in America by the Breakthrough Foundation. Part of this are the New Horizons prizes for early-stage researchers. Sebastiaan Haffert, researcher at the Observatory, is this year's winner.

Zes onderzoekers zijn voor twee jaar aangesteld als themaleider voor de onderzoeksthema's van de faculteit Wiskunde en Natuurwetenschappen.

Everything biobased: Plastic, medicine and fuel. It seems like a futuristic utopia. But for how long? A collaboration of researchers now proposes an idea to accelerate the development process. By combining machine learning and laboratory automation, this biobased ideal may become a reality rather sooner…

The European PANVIPREP research project started at the Leiden University Medical Center on 11 March. The participants are virologists, biochemists and pharmacists from 14 European countries. Their mission is to develop antiviral drugs to protect Europe during pandemics. At least two such antivirals…

In early 2026, two new programme directors will begin their roles at FWN. Joost Broekens will take charge of the bachelor’s programme in Data Science and Artificial Intelligence (DSAI), while Sander van Kasteren will become programme director of the MSc in Life Science and Technology (LST).

Imparting students with a critical attitude and cross-curricular skills. That is what Rawi Ramautar wants to strive for as the new programme director (OD) of the bachelor of Bio-Pharmaceutical Sciences. 'A programme director has to create a programme of which students say: I find it challenging and…

Martina Huber, Jacqueline Labra Munoz research Alzheimer's disease. They study ferritine, iron storage in the brain. An inbalance of iron could play a role in this form of dementia.

Career and apply for jobs

Career and apply for jobs

An e-coaching programme helps people with chronic kidney disease, particularly in areas that patients themselves want to work on. ‘A healthy lifestyle is important for patients with kidney disease: it can slow down the loss of kidney function and there will be fewer complications,’ Katja Cardol explains…

Annette Righolt, Honours Coordinator at FGGA, and Mira Basta, Public Administration student, tell you more.

An X-ray scanner, some small metal balls, and a newly developed algorithm. That is all you need to make a 3D model that enables you to look inside art objects without dismantling them. Thanks to the research of Francien Bossema (Centrum Wiskunde & Informatica and Leiden Institute of Advanced Computer…

Marlinde Kapteijn studied Public Administration at Leiden University and decided to apply for an internship after her bachelor. While she enjoyed the internship and was able to learn a lot, she also had to get used to it: 'I had not expected the ministry to be so hierarchical.'

Around 1,300 Leideners found 2,265 species during the Expeditie Stadsnutuur urban biodiversity inventory. ‘It’s been a huge success’, says scientific coordinator Frederic Lens.

Making friends in a new city can be difficult, which is why the Humanities PopCorner has created the Buddy Programme. The idea is to give international master's students a helping hand in building a social network. Project coordinator Manal Daddah updates us.

'The chance of a pandemic is small, but not zero,' according to Nikki Ikani, assistant professor of intelligence and security. She warns in various media outlets about the ignored signals and the facilitated mutations, calling it 'alarming that mammals can also contract it.'

Alumni event

Festival

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.

Leiden Law Cast is a podcast made by Leiden Law School, Leiden University, for everyone who wants to learn more about current legal issues.

The student debate in Leiden’s Stadsgehoorzaal promised to be ‘the key to your vote’. That may sound hyperbolic, but what this well-attended debate did achieve was increased trust in politics. ‘They even let each other finish their sentences’, the flabbergasted students concluded at the end.

In a packed Stadsgehoorzaal, philosopher and Member of the Senate Daan Roovers delivered the 54th Huizinga Lecture. It was a passionate plea for a form of politics thatt is not only about winning, but also about talking and playing.

Lichens enthusiast Sander van Zon was eager to use his knowledge for his internship. He wrote an excellent thesis on lichens’ biodiversity in the city, of which his first scientific publication will appear soon. With it, he is nominated for the Leiden Science Young Talent Award 2022.

Clear information about support services, a well-being self-test and advice on finding a room. YounginLeiden.nl helps students and other young people get started, literally and figuratively. Why is this site so desperately needed?

Terracotta pottery, precious ikat fabrics and the bazaars where these goods are sold: all these can be seen in a new Louvre film premiering on Friday 9 December. University lecturer Elena Paskaleva collaborated on the film Uzbekistan a timeless journey in Central Asia about Uzbek artefacts.

Your toddler refuses to eat vegetables, your child is being bullied at school, or you’re simply overwhelmed by everything on your plate. How can parents manage these situations effectively? During this Week of Parenting, our researchers and lecturers share practical advice for parents.

Jiska Ogier studied notarial law, which wasn’t always easy because she went to lectures in a wheelchair. As a student she pushed to make society accessible. And with her law degree and lived experience she has now made this her work. ‘You can achieve a lot with creative solutions.’

Lecture, Studium Generale

How can you ensure that more experimental drugs reach the finish line? At the moment, only one in twenty cancer drugs that are tested on humans makes it to the market. This is an enormous loss for patients and society. With a grant from the National Growth Fund, Oncode-PACT aims to efficiently select…

Alumna Nadia Kadhim started in 2017 as a corporate lawyer implementing the General Data Protection Regulation (GDPR) at one of the companies where she volunteered. By late 2022 she had received both a Most Inspiring Women in Cyber Award and was on the Forbes 30 under 30 list with her legal start-up…

On Wednesday 19 January 2022, the online mid-term review of the legal programmes took place on the platform Let’s Get Digital. It was an interactive afternoon in which 130 participants openly and critically discussed the educational strategy for the legal programmes and the faculty.

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…

Labour law professors have shaped research and education in Leiden since 1936. From the rise of trade unions to the AI revolution, the field has constantly evolved. Major changes are on the horizon again in 2026. 'Labour law will always be important.'

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Femke is a third-year student of Dutch Language and Culture. She was a board member for a year, did an internship in times of COVID-19, and above all has a passion for her mother tongue.

On Things That Talk, a website founded and developed by Fresco Sam-Sin, students and researchers describe objects from today and from long ago. By now, more than a hundred objects have been covered. Willemijn Waal, Emma Verweij and Frank van den Boom contributed to the content.

Izra ter Weer's mother had studied English Language and Culture in Leiden and was always so enthusiastic about her studies that Izra decided to follow in her footsteps. After completing a Master's degree in Linguistics, she now works as a consultant at strategic consultancy firm Sprenkels and organises…

Piercing through the skull with an ice pick, administering electric shocks without an anaesthetic, or applying leeches to the uterus: these may seem like medieval methods of torture, but they are in fact therapies used in medicine. Willem van der Does writes about all of them in his new book. ‘Physicians…