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.

Students and staff from Leiden University are protesting in The Hague on 25 November against the billions in cuts to higher education. ‘The cuts are a terrible idea and we want to show why’, says Claire Weeda from WOinActie. ‘Research and teaching are essential to society.’

As the year draws to a close, many music lovers are looking forward to the Top 2000. How high is their favourite song and who is number one? But the list is often very predictable and the same songs are always in the top 10. According to neuropsychologist and associate professor Rebecca Schaefer, it’s…

Extremely painful chronic cluster headaches – sometimes referred to as ‘suicide headaches’ – can be prevented by stimulating the occipital nerve in the back of the head, according to research conducted by Professor Emeritus of Neurology Michel Ferrari from Leiden University Medical Center (LUMC). The…

Not experiments and lab coats, but computers and artificial intelligence: this year's Nobel Prize in Chemistry went to the inventors of the groundbreaking AI model, AlphaFold. This programme accurately predicts protein structures based on their genetic code—a crucial step in understanding biological…

Starting your PhD during two major crisis in your country; it happened to Kamaran Palani, PhD student at the Dual PhD Centre and ISGA who lives in Erbil, the capital of the Kurdistan Region of Iraq. In spite of the difficulties in his county, Palani (34) stuck to his PhD-research about the fluidity…

As a twelve-year-old girl, Nicky van de Beek became intrigued by the tomb chapels in Saqqara, Egypt. Now she is doing her PhD on them, just like another Leiden Egyptologist decades earlier. Herta Mohr persevered with her research during World War II. Now she is the namesake of the first Leiden building…

Exceptional collaboration between physicians is needed to better understand and treat autoimmune diseases that cause inflammation in various organ systems.

A tenacious postdoc researcher persuaded Professor Marc Koper to research the oxygen reduction reaction. In Koper's eyes, there was little of interest there. But they promptly discovered a whole new way to improve fuel cells on hydrogen and oxygen. Their article appeared in Nature Catalysis on 07 Ju…

Since the end of May, the faculty AI working group has set to work under Marije Schneider’s guidance. Drawing on recommendations from the university’s working group AI in Education (AIED), the team is eager to make headway on actual applications in our teaching, research and organisational practices…

Unemployed people often need not only a financial safety net but also a stimulus to look for work. PhD candidate Heike Vethaak researched the effects of incentives used by benefit agencies, such as compelling people to widen their job search.

What do you do when you get the chance to meet Nobel Prize winners in your field? You say ‘yes’, of course! Two young chemists from Leiden had the opportunity to attend the Nobel Laureate Meeting in Lindau, Germany. They share what the experience was like.

Jeroen Touwen has been reappointed as Vice-Dean of the Faculty of Humanities from 1 January. ‘The Faculty Board’s role is to serve the organisation: we try to manage the University as effectively as possible with the available resources, so that research and education can flourish.’

With the addition of over 16,500 new catalogue records, the collection of Johannes Tiberius Bodel Nijenhuis (1797-1872) is now almost entirely searchable online. The private collection of the Leiden map collector laid the foundation for the special collection of maps and atlases of Leiden University.…

Moving an electron microscope of 2000 kg is a delicate challenge. The highly sensitive instrument needed to be moved to a new measurement hall, but even a tiny bump could damage it. After a few nerve-racking weeks of preparing the move and reinstalment, the researchers finally have a verdict: the instrument…

A pill can make you better, but how exactly does it work? Primary school children from The Hague found out during a visit to the Centre for Human Drug Research (CHDR) as part of a new teaching module ‘The journey of a pill’.

International researchers have, for the first time, pinpointed the moment when planets began to form around a star beyond the Sun. Using the ALMA telescope, in which the European Southern Observatory (ESO) is a partner, and the James Webb Space Telescope, they have observed the creation of the first…

Academic freedom is something to be cherished. The freedom to conduct research, design courses and publish research findings as we see fit is crucial to our work.

Work might not always be enjoyable, but what if just a glance at the to-do list brings on a sense of dread? To initiate the conversation about this, the sixth Psychology Connected focused on work pressure and workplace enjoyment, offering tips rooted in positive psychology.

Mechanics play a larger role in blood vessel formation, and other developmental biology, than previously thought. Cells appear to respond to mechanical signals, such as pressure. Through the extracellular matrix, a network of fibrous proteins, cells can supposedly exchange those mechanical signals over…

Studying how single DNA molecules behave helps us to better understand genetic disorders and design better drugs. Until now however, examining DNA molecules one-by-one was a slow process. Biophysicists from Delft University of Technology and Leiden University developed a technique that speeds up screening…

Students gain practical experience while clients receive a solution to their software needs: the student software company LUdev hits two birds with one stone. ‘Through LUdev, students learn what else is involved in software development besides programming.’ Interested? You can now submit new projects…

Virtual reality is increasingly being studied in therapeutic contexts. While most studies have focused on adults, children may also stand to benefit. PhD researcher Nina Krupljanin is investigating how young people experience virtual environments – and the findings are encouraging.

Salvador Regilme recently joined the Institute for History as a lecturer in International Relations.

A job thanks to COVID—something not many people can claim. But PhD candidate Vera Arntzen can. Over the past four years, she has mapped two crucial characteristics of SARS-CoV-2 infections. Thanks to her research, experts can now make well-informed decisions on matters like quarantine duration, which…

Anti-litter activist Dirk Groot photographed, tagged, and collected more than 400,000 pieces of litter in the Netherlands. Now, he and his data are included in a study on urban litter by researchers from Leiden University and Andrea Ballatore from Birkbeck, University of London.

As of 1 December 2024, Uta Wehn is professor by special appointment of the chair 'Citizen Science and Sustainability' within the Focal Area Engagement and Inclusion at the Centre for Science and Technology Studies (CWTS) at Leiden University. The new chair has been established jointly by CWTS and IHE…

You might take photos and selfies with your phone's camera, or scan a QR code. But there is much more you can do with it. Astronomer Olivier Burggraaff developed a phone attachment that allows you to take measurements of surface water with your smartphone. He will receive his PhD on 13 December.

Hydropower plants need not be disastrous for fishermen and nature. For that, we need to place new dams more strategically, but also modify or even remove some existing ones. Valerio Barbarossa and Rafael Schmitt showed that with a computer model of the Asian Mekong basin.

Professor Ton Liefaard has worked to improve the position of children since his academic career began.

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…

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.’

The radio telescope LOFAR, with a major contribution from Leiden Observatory, has produced the most detailed radio map of the Universe ever made. Never before have so many cosmic radio sources been captured in a single survey: 13.7 million.

The Ministry of Home Affairs and Kingdom Relations (BZK) is establishing two new professor chairs for the Kingdom.

Adults are more likely to reoffend after a short prison sentence than comparable adults with a non-custodial sentence, Leiden University research shows. This is true for the likelihood and extent of repeat crime.

Each year on the university’s birthday, children at primary schools in Leiden and The Hague have a lesson from a professor – about children’s rights and robots in surgery, for example. The children get to do activities. And ask questions: ‘How do you become a professor?’

Different groups can have different memories of the same historical event. This can lead to conflict but does not have to. How is this, and how can countries and people reconcile with the past?

On Thursday 2 December, Nadine Akkerman, Reader in early modern English literature will be a guest in the online book salon of Leiden University Libraries (UBL). Head Curator Garrelt Verhoeven will interview Akkerman about her book Elizabeth Stuart, Queen of Hearts. In her biography, Akkerman describes…

How do games help shape our perception of the past? Associate Professor Angus Mol receives a Vidi grant to answer this question.

In the late 19th century, the Dutch government introduced a tax system in the Dutch East Indies, with the intention of transforming the colony into a modern state. PhD student Maarten Manse wrote his thesis on this development and discovered how grandiloquent colonial ideals became bogged down in daily…

In the ‘Educatips’ column, Psychology lecturers share their most important insights about teaching. This month, Joanne Mouthaan and Anna Hudson talk about an AI chatbot they are developing with which students can practise their suicide prevention skills. ‘It’s not really feasible to use actual people,…

A microscope with incredible sharpness that leaves samples unharmed – Guido Stam helped develop one. During his PhD research, he combined light and electrons to study biological samples. ‘We can now measure things that simply weren’t possible before.’

As one prepares for the final sprint, the other stands ready at the starting blocks: in just a few weeks, Dean Mark Rutgers will pass the baton to his successor, Henk te Velde. In the meantime, both are working hard to ensure a smooth transition to a new faculty leadership. Henk is already regularly…

As Director of Education, Marcellus Ubbink learned to work together with many different people. For him, the social aspects are one of the key areas in his new role as Scientific Director of the Leiden Institute of Chemistry. Who is this new manager and what can we expect from him?

Can we truly assess whether someone finds us attractive? Cognitive psychologist Iliana Samara conducted her PhD project on romantic attraction and discovered that men, in particular, tend to overestimate the interest of their date. She explains why this may be.

Leiden-Delft-Erasmus Universities will celebrate its tenth anniversary in 2022. In recent years, the alliance has expanded to include centres and new programmes as well as a curriculum of its own. What do the next ten years have in store?

The Faculty Council issued a favourable opinion regarding the Faculty Board’s proposal to withdraw the research master’s programmes in African Studies and Latin American Studies. This was not a proposal we were eager to put forward, but unfortunately it was necessary, in view of the problems we are…

Hanneke Hulst has held the new Leiden chair in Neuropsychology in Health and Disease since 1 September. From 1 January she will also be chair of the Health, Medical and Neuropsychology (HMN) unit. ‘HMN is my new base. I’m curious to find out about the people who work here, what they do and what motivates…

The theme of the opening of this year’s academic year was peace and justice. With the climate crisis and the war in Ukraine, these are turbulent times. During the ceremony those present reflected on what the academic community and universities can mean in times of crisis and conflict.

Recognition and rewards. Open science. These topics are increasingly in the spotlight: globally, nationally and within our university. Who is working on these themes within the Faculty of Social and Behavioural Sciences (FSW)? Which steps are we already taking and what should we do next? These questions…