Even with state-of-the-art technology, it is almost impossible to see: a cosmic neutrino. Yet scientists have managed to image this particle with a deep-sea telescope. And that could help to better understand our universe. Leiden particle physicists collaborated on this ambitious project, published…

Dying from viral infection due to organ failure and blood loss: we still know little about how it can happen. Among other things, Huaqi Tang developed an organ-on-a-chip to figure it out. 'These technologies can offer unprecedented opportunities to fight the viruses that threaten our society.' Tang…

Nano-plastics cause malformations. Meiru Wang, researcher at the Institute of Biology Leiden, looked at the extreme effects polystyrene nano-particles could have, using chicken embryos as a model. Her results were quite alarming. Especially as nano-particles are everywhere. In the air, floating through…

His Leiden honorary doctorate, the future of scientists, and diversity in science. Robbert Dijkgraaf tells about it in one of the classical rooms of the Academy Building. ‘It's very special, my honorary doctorate. A rare homage.’

Erik Zürcher (1928–2008) is still considered an authoritative source in research on Chinese Buddhism. A new collection of his publications serves as an occasion for an international conference on Buddhism in Leiden. Princess Beatrix, who knew him well, will be in attendance at the opening.

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.

We should assume that animals can have feelings too. From an ethical point of view this should inform our dealings with animals, researchers from Leiden University and Utrecht University argue in an opinion article that was published in the scientific journal Affective Science on Thursday 10 March.

Although domestic violence often affects multiple family members, parents and children are usually treated separately for their traumatic experiences. In collaboration with women's shelter Rosa Manus, forensic partner the Waag, the municipality of Leiden and their colleagues from LUBEC (Leiden University…

For a brief period Leiden University was the hub of the world of linguistics. The 48th annual conference of the Societas Linguistica Europaea was held here at the start of September. Almost 600 linguists came from all corners of the world to the city of discoveries to attend this prestigious event.

What if seriously ill patients do not want to hear their diagnosis? Does a clinician always need to provide a patient with all available information? Communication researcher Liesbeth van Vliet, medical anthropologist Annemarie Samuels and research intern Fiona Brosig will put these questions on open…

With the retirement of Wil Roebroeks, Gerrit Dusseldorp will take his place as the archaeological representative in the Liveable Planet Interdisciplinary Programme as an Associate Professor. An expert on the behaviour of early human hunter-gatherers, he will look at the interaction between humans and…

As a result of production pressure, judicial powers focus more on efficiency and less on making sure they get to the truth. Professor of Criminology Jan de Keijser believes that establishing the truth in court cases is under threat. Inaugural lecture 7 November.

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.

What motivates citizens to participate in a citizen science project on plastic pollution? And does that motivation change over time? Liselotte Rambonnet tried to answer these and other questions with her research on the Clean Rivers (‘Schone Rivieren’) project. Rambonnet is a PhD student at the Institute…

The Netherlands has also announced special measures to fight SARS-CoV-2 coronavirus. These measures have at times caused questionable behaviour, such as stockpiling or charging exorbitant sums for masks. But the intentions behind this seemingly antisocial behaviour are not necessarily bad, says Professor…

Our lecturers had just a week to convert their subjects into online formats. It was an enormous challenge because by no means everyone was involved in remote teaching at Leiden University. As well as being Vice-Dean of Leiden Law School, Ton Liefaard is also a lecturer. ‘I especially want to support…

‘Statistics? I hated that hard subject in school’, statistician Sanne Willems is often told. And that is a pity, she thinks, because statistics doesn’t necessarily have to be difficult. Together with two former fellow students, she set up a Statistics Communication section for good communication on…

Should criminal law have a greater role in protecting this democracy? In his inaugural lecture, Professor Jeroen ten Voorde urges caution.

The Young Academy Leiden (YAL) acquired six new members on 1 September. We talked to the new and former chair of this platform for young academics about what they have achieved over the recent period and what is on the agenda for the coming year.

The challenges of building a sustainable society are unprecedented. But the Dutch municipalities cannot be faulted for their commitment. They are working hard, conclude Professor Eefje Cuppen and Lian Merkx, programme manager for energy at the Association of Netherlands Municipalities (VNG). To exchange…

A growing number of AI tools are being developed for the legal sector, to help professionals search lengthy texts or check court rulings. Leiden SAILS researcher Masha Medvedeva, an expert on the technical development of these systems, warns: ‘Users should know what’s under the hood.’

A study carried out at the Centre for Science and Technology Studies (CWTS) on the wellbeing of PhD candidates at Leiden University has shown that a number of them experience so much stress that they can develop mental health problems. The supervision of PhD candidates is a continuing focus of attention…

When do we define a piece of nature in the city as a park? And when is something a tree or shrub? It may seem obvious, but in scientific literature the definitions vary quite a bit. That makes comparisons difficult. Environmental scientist Joeri Morpurgo looked at the differences and designed a general…

Researchers at Leiden University and TU Delft have combined two techniques that are used to measure the structure of biomolecules, creating a method that is ten times more sensitive.

Following 40 years of research into the legal equality principle, Emeritus Professor Titia Loenen gave her valedictory lecture in which she took stock of the progress that has been achieved. She focused on equal rights for women and is cautiously optimistic, despite the current rise in conservatism…

Two Leiden researchers have demonstrated how mathematics can improve our healthcare. Daniel Gomon has developed a model that contributes to the quality of care in hospitals. Marta Spreafico works on an app that helps physicians make well-informed decisions about the treatment of a certain type of cancer.…

Christopher Berg Smiet, who defended his thesis at LION with Dirk Bouwmeester, won the Christiaan Huygens prize for his thesis '‘Knots in Plasma’. On 7 October, he received a certificate, a bronze statuette and ten thousand euros.

Information provided by the Tax and Customs Administration is something that concerns every citizen. So it is not surprising that the Tax hotline receives around 10 million calls each year. The Benefits Affair emphasised the citizen’s perspective in communications with the Tax and Customs Administration.…

Nearly a year since the abrupt switchover to mostly online learning, the Digital Education seminar gave teaching staff the opportunity to review their experiences. What can stay in 2021 and what must go? Frequently voiced opinions: yes please to digital tools that make lectures more interactive; yes…

‘Universities are only the trustees of a complex intellectual heritage that they themselves did not create,’ said Stefan Collini, professor in Cambridge, at the opening of the academic year of Leiden University. He was addressing the question: Who does the university belong to?

Marnix van der Gun (42) has lived in The Hague all his life. He started his career as a professional football player and, after an injury, opted for a social career. Now he has been working at the university for almost eight years.

Last academic year, Johan van Wilsem, strategist researcher at the Netherlands Court of Audit, taught the one-off elective ‘Policy Evaluation in Practice’ to students of the Master Crises and Security Management (CSM). A great success, for both students as lecturer Van Wilsem. The course scored 8.8…

For the International Day of Women and Girls in Science, women students and researchers from physics talk about what inspires them about their work. From quantum to cosmology and biophysics, their curiosity about how nature works is what connects these women. What do these 5 scientists want to share…

Viktorija Kostadinova, from Macedonia and currently a second-year PhD student at the Leiden University Centre for Linguistics, has just returned after two and a half months at the University of Michigan: ‘It was a truly rewarding experience.’

What does the University mean for The Hague? And what are researchers and students learning from the city and its residents? The Hague city councillors visited Campus The Hague on 27 September and spoke to administrators and researchers. ‘From Schilderswijk to Benoordenhout: we are a university for…

On 12 September the students of the European Law Master gathered in the Lorentzzaal for the festive opening of their programme.

They first entered the Academy Building fifty to sixty years ago. On 28 March, they were back for an afternoon: the members of the Dr Pfiffikus debating society of the German Studies programme. Former chair Hans van der Veen looks back on his student days.

Liposomes – nano-sized spheres composed of fatty molecules – are very promising for vaccination. Bio-pharmaceutical scientist Naomi Benne discovered that the immune response in animal models can be steered by varying the charge of the liposomes. She obtained her PhD degree on 8 September for this research,…

Na gedwongen uithuisplaatsing gaan vier op de tien kinderen terug naar huis. Van deze kinderen wordt een op de vier opnieuw uit huis geplaatst. Bovendien komt de uithuisplaatsing vaak onverwachts. Dit blijkt uit Leids onderzoek in opdracht van het WODC.

Two statues of gorillas abducting women: they were what led PhD candidate Dick van Broekhuizen to write a new type of history of nineteenth-century sculpture. ‘If you view nineteenth-century art history from a less narrow perspective, the narrative changes completely.’ PhD ceremony on 21 June.

For too long the Dutch collective memory has judged the Jewish Council too harshly. This perspective needs to be adjusted, Bart van der Boom argues in his new book ‘De politiek van het kleinste kwaad’ (lit. ‘The Politics of the Lesser Evil’).

Architect Elisa Meijer is the face of the Humanities Campus. She knows all the buildings, from the Reuvensplaats to the Matthias de Vrieshof, like the back of her hand. In her role as Housing Adviser she has now spent more than three years dealing with everything necessary for the development of a new…

University lecturer Lucien van Beek has been awarded a LUF Praesidium Libertatis Grant. He will use the sum of 75,000 euros to research the thinking of people in ancient and prehistoric times. To do that, he will look for unusual or striking metaphors in the earliest Indo-European languages.

Mathematician Francesca Arici has joined the Raising Public Awareness Committee of the European Mathematical Society. She aims to coordinate and unite the European efforts of communicating and promoting mathematics. ‘We also hope to achieve more recognition for people who do science communication.’

Researchers and clinicians at Leiden University Medical Centre (LUMC) are about to begin a milestone clinical study. It will be the first time a stem cell gene therapy developed in the Netherlands is used in a clinic. The therapy will be used to treat children with SCID, a rare disorder where children…

He studied Dutch Studies, did Dutch literature research for his internship, and worked at HEMA: Hungarian Márton Biró (26) came to the Netherlands on exchange and decided to stay.

Not all students who are thinking of doing a master’s programme at Leiden University can come to the Master’s Open Day. Hence the first Webinar Week, from 2 to 5 December. ‘Online video is the way to reach today’s generation of prospective master’s students.’

Astronomers have discovered seven Earth-like planets around a dwarf star in our galaxy. Three of these planets are located in the habitable zone of this star, and may contain liquid water. ‘The next step is to study the atmospheres for signs of life. In Leiden we are experts in that area,‘ says planetary…

Digital journalism is transforming the way in which information and communication technologies are used by media workers. With this change journalist practices, norms and values are also being reshaped. This is the conclusion of Tomás Dodds PhD research.

Is our universe built up out of warm or cold dark matter? The standard model assumes cold dark matter particles, but astronomer Sylvia Ploeckinger is now testing the possibility of a warm counterpart: sterile neutrino’s. For this project, she received an NWO Physics/F grant, a special grant for women…