Sjoerd Keulen holds the new special chair in Public Audit, Policy Evaluation and Accountability.

In July 2022 our alumnus Samatar Botan received the news that he had received the NWO Mosaic 2.0 grant. This grant enables him to start a PhD research at our Faculty on the ancient Aksumite Empire, a topic that is close to his heart. We speak with him about his ambitions and drive. ‘I want to know more…

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.

To facilitate the search for new antibiotics. That is the aim of Gilles van Wezel, professor molecular biotechnology at the Institute of Biology Leiden (IBL). He wants to do this by looking at similarities in the DNA of antibiotic-producing bacteria. Van Wezel has been awarded an ERC Advanced grant…

The documentary ‘De Stem van het Kind’ (The Voice of the Child) gives an impressive insight into the work of juvenile court judges. Documentary maker Pieter Fleury, Professor of Children’s Rights Ton Liefaard and juvenile court judge Johan Visser worked together for the past seven years to make the…

In June 2024 the Faculty of Archaeology welcomed a new Assistant Professor. Dr Alejandra Roche Recinos, originally from Guatemala, will strengthen the Faculty’s expertise on the archaeology of Central America. ‘I want to explore the lesser known archaeology of Southern Guatemala.’

People suffer from anxiety wait on average twelve years before seeking professional help. That’s a pity and it’s unnecessary, says development psychologist Leonie Vreeke. She is therefore developing prevention programmes where parents learn to react in a helpful way to anxious behaviour on the part…

In addition to cholesterol and high blood pressure as risk factors for atherosclerosis, we may need to address our own immune system to prevent a heart attack or stroke. Marie Depuydt revealed which cells exactly reside in the atherosclerotic plaque that narrows an artery. The presence of a diverse…

In the Educatips column, Psychology lecturers share their most valuable insights on teaching. This month: Laura Nawijn and colleagues are designing an e-learning programme to improve the thesis supervision of clinical psychologists. ‘You don’t want to hold students’ hands, but you do want to give them…

The sustainable production of hydrogen could potentially be made more efficient by adding a cleverly chosen salt to the process. Researchers at the Leiden Institute of Chemistry (LIC), in collaboration with physicists at the University of Twente, have discovered that the type of salt present in the…

The world’s attention will shift to China as the Communist Party is set to hold its five-yearly congress beginning on 16 October. We talk to Senior University Lecturer Florian Schneider about how its leader Xi Jinping is expected to cement his place as the country’s most powerful leader since Mao Ze…

In the documentary ‘Pretend Student’, former students talk about why they let everyone believe they were still studying. How can you make sure you don’t end up in such an impossible situation? Four questions for Leiden Student Dean, Romke Biagioni, who worked on the documentary.

Dialysis patients experience a range of physical and mental symptoms that interact and influence each otherIn her doctoral research, psychologist Judith Tommel wanted to find the optimum approach to help these dialysis patients improve their quality of life. ‘We need to make sure we avoid excluding…

Her office is a bit tucked away in a corner of the building, but her department is always buzzing with activity. Since May 2024, Renate Rijbroek has been our new Head of Facility Management. There was no slow start: ‘We are working hard towards the official opening in September.’

Just imagine new AI technology is able to read human emotions flawlessly. How would that affect us as humans? That is the question PhD candidate Alexandra Prégent is exploring.

Traditional school tests, like the Dutch CITO, largely reflect students' existing knowledge and abilities. However, dynamic testing sheds light on students' learning potential, discovered Mirjam de Vreeze in her PhD research. This approach is especially promising for children with learning challenges,…

With a grant from the Digital Infrastructure Insights Fund D//F, John Boy and members of the d12n research cluster will explore new ways critical technologists try to align their work with digital technology with the political goal of defending the public interest.

What with coronavirus, the American elections and the Brexit botheration, we had almost forgotten that something miraculous happened in 2020: the repressed people of Belarus rallied against dictator Alexander Lukashenko, who has been in power for 26 years. Months later, what remains of the protest?…

One and a half hectares of polder, a large volume of water, and a group of curious researchers from various universities and scientific backgrounds led by ecologist Maarten Schrama. These are the ingredients needed to answer the question: how do water retention areas affect nature, animals, and our…

The University of St Andrews and Leiden University, with the support of a network grant from the Royal Society of Edinburgh, will be hosting a workshop series in 2022 about Ocean Governance. Academics, policy makers, and practitioners are invited to contribute via working papers. Deadline abstract:…

At the Netherlands National Open Science Festival in Rotterdam, 400 people with a heart for research and sharing knowledge came together — including many Leiden University employees. Four colleagues told us about their Festival experience, and their work to practice Open Science at Leiden University…

Assistant Professor Lucie Zicha at Leiden University College (LUC) in The Hague is on a mission to bring statistical literacy to all undergraduate students.

The law and Artificial Intelligence (AI) applications need to be better aligned to ensure our personal data and privacy are protected. PhD candidate Andreas Häuselmann can see opportunities with AI, but dangers if this does not happen.

‘I’m setting Academia in Motion by promoting and developing Open Educational Resources (OERs) to enable affordable learning for anyone, and to keep learning and education in the hands of universities and schools,’ says physician, anatomy teacher and e-learning developer Paul Gobée.

How safe are the dozens of apps on our phone? And how do we make sure organisations don’t get hacked? Cybersecurity expert Olga Gadyatskaya works on all these kind of security issues. Next to that, she hopes to inspire young girls to consider a career in cybersecurity. ‘Too many young women think: I’m…

Psychology students usually only get to meet patients very late in their studies. Therefore, neuroscientists Ineke van der Ham and Judith Schomaker want to research whether students learn more effectively from a virtual experience with a patient with dementia than from a text. Schomaker: 'We have plans…

Psychologist Bernou Melisse was shocked at the long waiting lists in the Netherlands for people with binge-eating disorders. The problem was not yet on the map in Saudi Arabia. She therefore decided to study how people suffering from binge eating can be helped better in their own region of the world.…

‘Everyone’s talking about it, everyone thinks everyone else is doing it, but the reality is disappointing,’ says biochemist Gerard van Westen in his 3 October University lecture in the Van der Werfpark. In the full marquee, he gets a laugh with this suggestion that artificial intelligence is comparable…

Leiden physicists Alexandre Morin and Samadarshi Maity study self-organisation and flocking phenomena. They shed light on flocking, which helps to understand how it is possible that birds in a flock don't collide. With plastic microbeads, they create an experimental setup and they developed a mathematical…

Psychology students do not always feel sufficiently prepared for the responsibilities expected of them later in their studies. That is why they are now increasingly encouraged to learn autonomously at each course level. And that can be quite challenging, even for teachers.

If an echo (or ultrasound) shows that a foetus has a heart or other defect, parents face difficult decisions. Then an idea of their child’s shorter and longer-term future is literally a matter of life and death. Haak will argue in her inaugural lecture that the cohort studies of rare diseases that are…

On Tuesday 6 May our university was the scene of an unscheduled demonstration and occupation at Campus The Hague. We understand that this incident and its consequences have shaken both the university and the wider community. We look back at the events and their effects.

In the new ‘Educatips’ column, Psychology lecturers share their most important lessons about teaching. This month: Elise Seip wants to help students get out of their head and into their body. She starts every work group with mindfulness.

Luca Giomi has the first results of his ERC consolidator grant. He discovered that epithelial cells move collectively but in different ways, depending on the scale you look at. It is hexatic at small scales, and becomes nematic at larger scales: it is a multiscale order. This collective movement of…

Dr Valentina Azzarà, an honorary research fellow at the Faculty of Archaeology and an expert on prehistoric Oman, was recently invited to feature in a National Geographic documentary that aired last year. The opportunity came after a series of discussions and preparations that saw her engage with the…

Last week on Monday evening, four international Leiden Law School alumni working in various sectors and areas of expertise came back to their alma mater to talk to current students. So who are these alumni?

Zār jewellery from Egypt can be found in many museums and private collections in the West, but for a long time very little was known about it, except that it was used in rituals to protect against spirit possession. PhD candidate Sigrid van Roode has explored its history and discovered that the jewellery…

Erik de Maaker wrote a monograph on how Garo, an indigenous community of the extended eastern Himalayas, experience and negotiate such disparities. The book shows how relatedness is reinterpreted as religious practices change, and communally held land ends up being privately controlled. Erik de Maaker…

The environmental risks of new pesticides containing nanoparticles are inadequately researched, according to four Leiden scientists in the scientific journal Environmental Science & Technology. They call for an examination of the long-term and environmental effects of pesticides containing nanoparti…

Elephant toothpaste, a trip among the stars or a lecture on mathematical juggling: on Sunday 8 October 2023, the Faculty of Science opened its doors for the third edition of the Leiden Science Family Day. A programme jam-packed with workshops, demonstrations, lectures and peeks behind the scenes for…

Earning some quick money by drug trafficking, committing an act of violence or almost collapsing under performance pressure. In the four-part NeurolabNL Young vodcast young people talk openly with neuroscientists about high-risk behaviour and performance pressure. How did they find their way back?

No fewer than 55 applications were submitted for a Kiem seed grant, an initiative for developing new interdisciplinary, interfaculty research partnerships and encounters. The draw took place on Monday for the allocation of 22 seed grants. The Executive Board was so impressed with the number of applications…

It is the final stretch for the students of FGGA. Summer is approaching and they are working hard to complete everything before the summer holidays. We asked some of them how they look back at the academic year. ‘Being a mentor during HOP week is something I can recommend to everyone’

People who are attracted to more than one gender often experience a disadvantage in the workplace and labour market. How can the workplace can be improved for bi+ people.

People who have negative expectations about a treatment actually experience more pain. Merve Karacaoglu discovered in her PhD research that anxious and pessimistic individuals are particularly susceptible to this nocebo effect. However, this sensitivity comes with a silver lining.

Four green research institutes in Leiden are joining forces to integrate evolution and biodiversity research, at local and at the national level. Pivot in this collaboration is Frederic Lens.

What is the significance of the history of slavery for our present-day society? A special exhibition in the inner courtyard of the Academy Building features eleven insightful portraits of students and staff, and their answer to this question. The aim of the exhibition’s initiators is to make the subject…

In collaboration with: Leiden University Institute for Area Studies, the Netherlands & Mar Chrysostom Chair, Mahatma Gandhi University, India

A new class of polymers has been used in patients for the first time. The compound is the first new drug solubilising agent in decades. Introduced in 2014 by chemist Matthias Barz from Leiden University, it offers a unique alternative to current options.

Recent studies have shown that Dutch secondary school pupils experience a great deal of stress from school work, and between 2001 and 2007 the number of adolescents experiencing school stress even doubled. The study carried out by Simone Vogelaar focuses on stress factors and the effectiveness of the…