Aya Ezawa bade farewell as Diversity Officer of Leiden University at a celebration in the Academy Building on 11 June. Since her appointment in 2019, she has been a tireless advocate for culture change and a champion for diversity, inclusion and equal opportunities for all.

In the fight for a liveable planet, we desperately need a fairer distribution of wealth and equal rights for all, argues anthropology professor Marja Spierenburg. ‘That will also generate broad-based support for sustainable development.’

The Municipality of Oss is a household name in the world of Dutch archaeology. For fifty years, Leiden archaeologists, in collaboration with residents of Oss, have been uncovering the history of the municipality. 2024 is the archaeological year of Oss! In a series of interviews we look back on fifty…

On December 16, 2023, our respected and beloved former colleague prof.dr.ir. Bert Peletier passed away.

Laura Boncz was a member of the faculty board last year as an assessor of the Faculty of Social Sciences. Robin Buijs will take over from September. In this article Laura looks back and you can meet Robin.

Defending your PhD research in front of nearly 300 elementary school students: that was the challenge faced by PhD candidates Jo-Anne Verschoor and Marinka de Willigen during the VUURVLIEGEN competition organised by the Centrum JongerenCommunicatie Chemie (C3). After an exciting competition, the children…

Simon Portegies Zwart, professor of Computational Astrophysics, uses computers to simulate the evolution of stars. We speak with him about his field and about the challenges of working with huge amounts of complex data.

Lotte van Dillen has every confidence in the Executive Board of new-style Institute Psychology. ‘If we work on the basis of everyone’s good intentions, we’re going to do great.’ If you lack confidence, you’re not the kind of person to jump on your bike and go off to Sicily. Want to find out more about…

Patients who can’t afford medicine. Refugees who need help. Expats who are ill. All alongside research into obesity. Having trained as a doctor, Dennis Mook-Kanamori chose the hard reality of life as a GP together with a job as a researcher at the LUMC.

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.

At the Faculty of Science, forty per cent of the employees are of a non-Dutch nationality. Amongst PhDs that is even sixty per cent. How are they doing in a time of working at home in a different culture, when travelling is not possible? Clinical pharmacologist Lu Chen is the third in this series to…

‘We’ve come because our granddaughter started studying archaeology here this year. But I’m really interested in archaeology too.’ The Open Day at the Faculty of Archaeology on 12 October was a field day for archaeology fans: workshops, lectures, activities for children and a pub quiz that covered the…

Mensen werken niet alleen liever samen met leden van hun eigen ingroup, ze concurreren er ook liever mee, lieten Leidse onderzoekers in een sociaalpsychologische studie in 51 landen zien. Dit ‘nasty neighbor’- effect was een grote verrassing voor de onderzoekers, totdat ze in studies over dieren doken.…

Team Jumbo-Visma is going for gold at the World Championships this weekend in Salt Lake City. For this, they have worked on a new special training method. The Data Mining and Sports group of the Leiden Institute of Advanced Computer Science (LIACS) was involved in the development of this method.

When Professor of Tax Law Jan Vleggeert delivered his inaugural lecture in Leiden University’s Academy Building on 30 October 2020, only 30 people were allowed to attend due to coronavirus measures. On 10 June 2022, Vleggeert was therefore given the opportunity to deliver a lecture to a much larger…

Leiden physicist Maarten Kruithof has discovered how our DNA is infallibly able to fold itself and to unfold again. In his dissertation he demonstrates how DNA is folded in a single long, very flexible spiral.

Research impact is measured in different ways. However, these indicators are often based on dubious calculations, says Ludo Waltman. Inaugural lecture on 21 June.

Professor Johan Frijns treats people with hearing loss, conducts research on hearing implants, and gladly shares his knowledge about electrical stimulation of the nervous system.

Half the world's population is introverted and comes home drained after an evening of drinks. Their social battery is empty. 'People with autism have a similar experience, but much more intense,' says Boya Li, who researches emotional regulation in children with autism and hearing impairment. Does this…

On 5 July 2021, GTGC Chair Jan Aart Scholte moderated a panel on digital data governance during the 2021 Conference of the Society for the Advancement of Socio-Economics (SASE).

We already know a lot about genetics and the risk of breast cancer. But much still needs to be done in breast cancer genetics to improve the prognosis and make sure women at high risk aren’t missed. This is what Professor by Special Appointment Marjanka Schmidt will say in her inaugural lecture on 4…

The Institute for Philosophy has a new Academic Director: on 1 February, James McAllister was succeeded by Douglas Berger. We asked him about his plans.

Offering all information about available research support in one place is why the new Research Support Portal was built. Policy officer research Marcel Belderbos talks about the recently launched platform.

Researchers from Leiden University, McMaster University and Public Health Ontario are calling on colleagues to track down archival specimens of mosquitoes from museums and other collections and to examine them with modern methods. This will tell them more about malaria transmission.

This theme is central to the recently published book 'Onze Constitutie' by Wim Voermans, professor of constitutional and administrative law. The colossal book has no fewer than 911 pages, but Voermans has managed to turn it into one very readable book, with fluent pen, with an eloquent tone and, moreover,…

Marja Verstelle has received the SURF Education Award 2020. This prize is awarded each year, to five education professionals who have contributed to innovation in education, both within the Netherlands and beyond.

Ms. Kollmann, a home care worker in the Netherlands, is demanding pension and unemployment benefits from the Dutch Employee Insurance Agency (UWV). An exception in the law means that home carers working for private individuals are not automatically entitled to benefits under social security schemes.

To develop good cancer treatments, we need to know much more about how malignant tumour cells develop. Professor Ewa Snaar-Jagalska looks at not just the effect of medication on isolated cells but also the behaviour of cancer cells in their tissue environment. Inaugural lecture on 11 December.

The government spends millions regulating companies that work with large quantities of hazardous substances. But we don’t know whether this is making the industry safer. The number of violations and incidents remains constant. This is the conclusion of external PhD candidate Rob in ’t Veld in his dissertation.…

On the second floor of the Sylvius Laboratory, new labs are being built for researchers of the Faculties of Social and Behavioural Sciences and Humanities. After a successful tender construction has recently started.

“The ideas from society should be heard in order to narrow the gap between government and the people”. These words from Kwagjin Choi, Korean diplomat and co-architect of South Korea’s People Diplomacy sum up why, in the view of this guest speaker at ISGA, foreign ministries should pay much more attention…

Proving a quantum computer to be quicker than a normal one is one step closer. After a breakthrough in speeding up classical algorithms, researchers Vedran Dunjko and Casper Gyurik showed that only one quantum algorithm could beat its classical counterpart. They discuss their discovery in Quanta Mag…

Now that a Brexit agreement has been reached, envy is rearing its ugly head among Swiss politicians. This envy is not only rooted in reluctance towards the European Court of Justice or having to accept EU rules. It also comes from the fact that for some time now many Swiss believe that the current bilateral…

The Netherlands cannot stop European labour migrants coming here. Nor does The Hague have much influence on the influx of asylum seekers. But experts believe that we should be able to reduce the need for labour migrants by using intelligent economic policies.

‘We can see further than the end of our noses.’ This is what the presidents of the three Zuid-Holland universities in the LDE Alliance say in ScienceGuide. Leiden University, Delft University of Technology and Erasmus University Rotterdam have been working together within the LDE Alliance for seven…

Open, extravert, agreeable, stress-tolerant and conscientious. These are the character traits of surgeons according to research by the LUMC.

Alumnus Allard Altena (27) is mentor of the month. He worked at the Public Prosecution Service and is now a regulator at the Dutch Authority for the Financial Markets (AFM). He wants to share his broad experience with students and young alumni – you too perhaps?

Hardly ever before have different groups in the population retreated into their own bubble as much as they are doing today. Professor of Sociology and Law Maartje van der Woude and her students will be examining the effect of social distancing on relationships. How do the people of Leiden look at students…

While humanities once mainly involved books and archives, nowadays we can’t imagine life without AI. Next semester a new faculty-wide course will be introduced, taking you along with this development. University lecturer and course coordinator Yann Ryan tells us more about it.

A course that concludes with a video pitch, instead of a paper or examination: Italian Language and Culture students each recorded their own knowledge clip, speaking to a wide audience about Italian cultural expressions. We asked Goran Bouaziz, Cameron-May Bosch and Katja Timmer what they thought of…

Because of the pandemic, we hardly saw him walking through the corridors. Yet Joost Barendse chooses a second term as assessor. ‘Last year was so much fun and educational. So being an assessor for another year is something I can't refuse.’

The scientific world is a competitive place. Even so, researchers are often prepared to share their findings with colleagues. This applies particularly to men as a group: women are much less willing to share their work, whether it is with other women or with men. This discovery was made by Leiden and…

Leiden University has launched a unique new interdisciplinary study programme: Urban Studies. Studying Urban Studies, students will research present-day and future urban issues. It’s the first Leiden University programme that’s a collaborative effort of five different faculties.

The Winter Week of Digital Skills will take place in the PJ Veth building from 29 January to 2 February. There will be different workshops where you can improve your digital skills, from dealing with AI and ChatGPT to setting up your own podcast. University lecturer Jelena Prokic explains more.

On September 12, Michel Orrit received his Spinoza prize in the Royal Theatre in The Hague from OCW Secretary of State Sander Dekker. With the award comes a budget of 2.5 million euro, to be spent freely on scientific research, and the coveted Spinoza statue. Orrit shared the honor with Eveline Crone…

Around seven per cent of children have difficulty learning their mother tongue because they have some form of developmental language disorder (DLD). World DLD Day on 15 October called attention to this disorder. Development psychologist Neeltje van den Bedem explains why this is important.

The Trojan War plays an important role in Greek mythology. But there is much more to Troy than mythology. The exhibition ‘Troy. City. Homer. Turkey’ can be viewed from 7 December to 5 May 2013. Leiden linguist Alwin Kloekhorst wrote an article for the exhibition catalogue on the language of Troy.

It was with deep sorrow that we learned of the sudden death of our dear colleague Menno Tuurenhout on 7 December 2020.

The introductory meeting of the new evening track Management and Consultancy (MSc Management Public Sector) was held on Thursday 3 February at Wijnhaven. Prof. dr. Frits van der Meer, in charge of the professional Public Administration master programme, welcomed the first cohort of students together…

An international team of astronomers has found an unexpected link between dark matter and visible stars in stellar systems. This discovery may even cause us to reconsider our understanding of gravity. They published on their discovery in 'Nature' on 1 October.