The cost-sharing standard (kostendelersnorm) – a regulation affecting recipients of supplementary income for older people, often with a migrant background – may lead to financial and health problems for thousands of people, economists Ernst-Jan de Bruijn and Heike Vethaak have found.

He brings order to chaos and analyses satellite swarms. During his PhD research, mathematician Oliver Nagy delved into random networks and how they reach equilibrium. Along the way, he also developed a handy tool. This knowledge is valuable for calculations related to communication networks.

By day, Roeland Merks works on mathematical models that describe cells and complex systems. In the evenings, he opens the door to a different world. In his home and art space De Spelonk, contemporary art, experimentation and curiosity come together — right at the intersection with his scientific per…

Conducting legal research instead of having to sit an exam. In the ‘Onderzoeksassistent’ (Research Assistant) course, students and lecturers arrive at new insights together. Clemens Bakker and Bart Krans share their experiences: ‘You approach the law from a different angle.’

Jasper Knoester is the dean of the Faculty of Science. How is he doing, what exactly does he do and what does his day look like? In each newsletter, Jasper gives an insight into his life. On 7 May, he has a varied programme ahead of him.

8 juni is Wereld Oceaan Dag, en de VN roept op tot ‘Herbeelden’: een nieuwe relatie met de oceaan. Hoe werkt dat als de realiteit zo snel verandert? We vragen het universitair docent zeerecht Hilde Woker.

How do migrants navigate key life events? Researchers from the Living on the Other Side project looked at the experiences of migrants who have settled in Morocco. During a recent tour through Morocco, they shared their insights with respondents and fellow researchers.

Simple answer: the government, airlines, and shareholders? But local residents and other stakeholders also voice their views about Schiphol, even using litigation. Niall Buissing’s PhD research shows how the aviation debate has become caught between fragmented powers and conflicting interests.

During a visit, Queen Máxima spoke with researchers about projects exploring climate change, collections and culinary heritage.

Simple answer: the government, airlines, and shareholders? But local residents and other stakeholders also voice their views about Schiphol, even using litigation. Niall Buissing’s PhD research shows how the aviation debate has become caught between fragmented powers and conflicting interests.

From toy cats that purr to robot dogs that bark: what do such technologies mean for older people, healthcare providers and family members? A Dutch Research Council (NWO) Veni grant is enabling anthropologist Tanja Ahlin to investigate how animal-shaped robots can contribute to care for older people…

In his inaugural lecture, Alexander Vahrmeijer, Professor of Surgery specialising in Molecular-targeted Precision Surgery, explained how light, fluorescence and smart technology are making surgery safer and reducing complications.

In Spring 2023, Leiden University’s Faculty of Governance and Global Affairs (FGGA) launched a new Honours Class ‘Model European Union Simulation: Policies, Negotiations and Transatlantic Experiential Learning’.

‘Take science communication more seriously.’ This is the message that Ivo van Vulpen, professor by special appointment in Science Communication in Physics, wants to convey during his inaugural lecture. At the moment, a lot of researchers look down their noses at this while it is extremely important…

The Austria Centre Leiden was thrilled to receive an application from our colleague Dr. Jonathan Singerton (Vrije Universiteit Amsterdam) to support his participation in the first-ever Central European History Convention in Vienna in July 2025. We asked Dr. Singerton to reflect on the event and how…

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.

Lecture

VVIK Lecture

PhD defence

Lecture, Global Histories of Knowledge Seminar

Debate

PhD defence

PhD defence

Lecture, COGLOSS lecture

Lecture, Research Seminar Medieval and Early Modern History

PhD defence

Lecture, Herta Mohr-lezing

PhD defence

Lecture, CHiLL series

Conference

The three parties currently forming a government – D66, CDA and VVD – have presented a new coalition agreement, in which they announce their intention to reverse the substantial funding cuts to higher education. This is encouraging news, although many uncertainties remain. The Executive Board will closely…

Lecture, LUCIS What's New?! Series

Wouter Weeda became the new scientific director of the Institute of Psychology in December. But he is also a football coach, bass player in the Thursday Evening Band and chairman of the National Magic Association. Get to know Wouter in 13 minutes.

Russia correspondent Eva Hartog took a Master’s in Political Philosophy in Leiden in 2011. This former editor-in-chief of The Moscow Times sees this short period as a new chapter in her life. And she is once again contemplating her future now she can no longer ask the big questions in Russia.

Jasper Knoester is the dean of the Faculty of Science. How is he doing, what exactly does he do and what does his day look like? In each newsletter, Jasper gives an insight into his life. Jasper first wrote his column from Kuala Lumpur, and it was ready to share. Then a crisis arose this week that demanded…

Lecture, China Seminar

Lecture, Global Questions Seminar

Lecture, Leiden Yemeni Studies Lecture Series

Lecture, China Seminar

Lecture

Lecture, LAC Asia Academy

Didactics

Lecture, Peace Histories Seminar Series

Lecture

Arts and leisure, Arts and leisure

Lecture, SMILE Talks