The financial sector, supply chains and ecology. Not necessarily topics you might associate with physics, yet it’s exactly what new professor Diego Garlaschelli is dealing with. The common thread? Complex networks.

Within just a few years, the Chinese government's policy towards the Uyghurs deteriorated sharply. From control and marginalisation, it shifted to violation of human rights. PhD candidate Elke Spiessens was right in the middle of it with her research. 'The fabric of the community is being completely…

Staff at Dutch youth care services sometimes put parents under pressure to cooperate 'voluntarily'. There are instances when children are removed from the home without the approval of the court. This may have some benefits from the perspective of the support services, but in legal circles there are…

Research

An ICE agent fatally shot Renee Good in Minneapolis on 7 January, igniting nationwide fury over escalating federal violence. Could such an incident occur in the Netherlands?

Forest degradation has limited the Orang Rimba's access to forest resources. As a result, they've had to make significant cultural modifications and adaptations. Ekoningtyas Margu Wardani explains in her PhD dissertation these transformation processes among Contemporary Indonesian Hunter-Gatherers through…

Leiden researchers Arko Ghosh and Enea Ceolini analysed the usage data of hundreds of mobile phones and discovered that our body has rhythms ranging between 7 and 52 days. These cycles influence how we behave. Their research resulted in an article in npj Digital Medicine journal, a Nature Portfolio…

Anti-immigration protests over asylum seekers receive extensive attention, but PhD candidate Clare Fenwick says it’s a vocal minority taking to the streets. 'The silent majority might also have migration concerns, like job losses due to labour migration, but these views seem to remain outside public…

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.

On 25 September, Leiden University Campus The Hague organised a partner day ahead of the European Association for International Education (EAIE) 2023 Conference in Rotterdam. The EAIE partner day took place both in Leiden and The Hague, to make international partners of Leiden University understand…

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…

Dr Mariana Françozo has been awarded a prestigious NWO Vici grant for a five year research project that brings together Indigenous communities, museum collections and interdisciplinary scholarship. Her project focuses on the histories and contemporary challenges of two Indigenous peoples in South America:…

In cities, parks take the blame for mosquito problems. However, the real issue is usually a few streets away. Drains and standing rainwater create ideal breeding grounds for larvae. As a result, controlling adult mosquitoes in parks makes little sense, says environmental scientist Louie Krol in his…

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.

After months of preparation, the moment of truth had arrived: would the skies above Leiden clear for the promised glitzy planet-and-star show? The people of Leiden turned out in their hundreds to go star-hunting on 25 September. They became more aware than ever of the effects of light pollution.

Assistant professor Max van Duijn is the new chair of The Young Academy. He aims to support young academics, bring research closer to society and make academia more resilient.

Violence such as assault or head-butting causes pain, shock and distress. It is often seen as savage or senseless. But for those who commit it, violence has meaning, argues violence researcher Don Weenink in his inaugural lecture.

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.

Sandra Palmen studied tax law at Leiden University and built a career within central government, currently as State Secretary. She was one of the first to raise the alarm about the child benefits affair and is now righting the wrongs.

Chemotherapy, but without hair loss or extreme fatigue. It may be possible if the toxic drug only becomes active where it is ‘switched on’ by light. Matthijs Hakkennes has helped bring that idea closer to reality and obtained his PhD cum laude. ‘I received many thank-you emails from China and Bangla…

It’s vital that universities are able to recognise the signs of alcohol and drug misuse in students. Staff also have an important role to play in talking about substance use. ‘That one conversation can make a difference’, says Jitske Hoogervorst, an adviser at Brijder addiction treatment services.

Research

Over the course of eight weeks, twelve law students spent several days at the various sectors of the Court of The Hague where they learned all about the work of judges, judicial assistants and legal advisers. At the final session on 10 March, they shared their experiences.

Good education starts with good educators. The university has taken various steps in recent years to help our teaching staff develop. But new teaching staff require particular attention, say staff who work on teacher professionalisation.

CML grants three Stans Awards each year, for the best student thesis, best PhD paper, and best outreach from the past year. The CML staff nominated students and colleagues and this year’s jury Prof. Martina Vijver & Prof. Willie Peijnenburg made the final decision.

Astronomers who simulate galaxies do not always get the same result, even when they start from identical conditions. New research from Leiden University shows that this is not a flaw, but a consequence of how galaxies behave — and how they are modelled.

The number of Waldorf schools in the Netherlands is growing rapidly. Over the past ten years, student enrolment has increased by more than 40 percent. Thijs Jan van Schie not only teaches at such a school, he has also conducted research on this type of education — not in the Netherlands, but in the…

Book Launch

Workshop

Lecture, COGLOSS Seminar

PhD defence, Doctoral concert

Debate

PhD defence

Study support

Conference, Spring workshop

Workshop

PhD defence

Conference

Hackathon

Lecture

Conference

Debate

Lecture, Tuesday Talk

Lecture, Food for Thought

Reception

Reception