On January 1st Jasper Knoester started as our new dean. How is he finding it? What kinds of things is he doing and what does his day look like? In each newsletter Jasper gives a peek into his life as dean.

Three Dutch-Belgian telescopes have started operating at the ESO La Silla Observatory in Chile. This so-called BlackGEM array will scan the southern sky to hunt for cosmic events that produce gravitational waves, such as mergers of neutron stars and black holes. Leiden astronomer Rudolf le Poole is…

Theft, prostitution, fortune-telling or murder. Historian Manon van der Heijden and a group of students are researching court records from The Hague from 1600 to 1800. They are tracing crimes and offenders and shedding new light on The Hague’s Gevangenpoort (or Prison Gate). Among their many discoveries…

‘We may have taken steps together, but there is still much to do in the fight against racism and discrimination’, says Annetje Ottow, President of Leiden University’s Executive Board. ‘We have to be aware of this and continue to focus on this difficult, uncomfortable and often confronting topic.’

Petr Steindl works on quantum dots in microcavities for his PhD research. He manipulates single-photons to create complex structures of light. Applications could include quantum communication and gates for quantum computers.

The student assessor: the one student member of the Faculty Board who attends all important meetings and project discussions. The assessor represents students – one of the key target groups – in the faculty’s administrative decisions. The current assessor, Hannah Saberi, will pass over the reins to…

‘A Muslim and a Jew in the house of God.’ This is how historian Nadia Bouras introduced her recent conversation with colleague Sara Polak in Leiden’s Hooglandse Kerk. They discussed the rising tensions since the outbreak of the Israel-Hamas war. ‘Dare to ask each other questions.’

A fresh vision on publishing, a broad set of quality criteria for education and research and plenty of opportunities to share good practices and learn from each other. These are all on the 2025 agenda for Academia in Motion: our university-wide programme that brings together Open Science and Recognition…

When you think of migration, you probably won’t immediately think of dating apps. Yet such apps are important to many migrants, such as those who identify as lesbian, gay, bi, trans, queer or questioning (LGBT+). Researcher Andrew DJ Shield studied the role that dating apps play in the migration process,…

On Saturday 16 April, secondary school pupils will once again have a chance to sink their teeth into the hardest language-related questions during the final of the Linguistics Olympiad. Professor Sasha Lubotsky and PhD student Cid Swanenvleugel are both former Olympiad winners. Now they are involved…

Jiska Ogier studied notarial law, which wasn’t always easy because she went to lectures in a wheelchair. As a student she pushed to make society accessible. And with her law degree and lived experience she has now made this her work. ‘You can achieve a lot with creative solutions.’

Working in an operating theatre is a highly competitive sport. High work pressure, stress, and unexpected developments during operations. This requires a lot from care professionals who need to be mentally resilient to be able to deliver peak performances time and time again. What makes a care professional…

On 15 April Susanne Deen will start as Diversity & Inclusion Coordinator for Leiden Law School and the Faculty of Governance and Global Affairs. The aim of this new position is to contribute to establishing an inclusive community where all students and staff feel valued and respected, and can achieve…

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…

'Make sure you separate yourself from your work.' And, 'Your dissertation doesn't have to be a magnum opus.' It was raining tips for PhD students at the humanities PhD event on well-being on Tuesday, 5 September.

Is it ethical to freely redistribute photographs taken in colonial contexts, historically and today? Christoph Rippe, PhD-candidate Cultural Anthropology, suggests that people might not have been always fully aware of what happened to their photographs after they were taken. 'But nowadays, with the…

Students from ‘StudentinzetopSchool’ help schoolchildren and gain valuable teaching experience at the same time. In an online visit on 13 April, Queen Máxima spoke to pupils, students and teaching staff. She also spoke to participants from Leiden. ‘Teaching is wonderful, but it’s complex too.’

In brain diseases such as Parkinson's and Alzheimer's, proteins clump together to form fibres. ‘Chaperone proteins’ unravel those fibres, but in the test tube biochemist Anne Wentink saw that this can also cause new problems. She is going to find out what happens inside cells to determine what a drug…

Marlien van Mever delved into the analysis of tiny samples, cerebrospinal fluid from transgenic mouse models for example. She validated methods that can now be used to study brain diseases such as migraine and epilepsy. Van Mever will receive her PhD on 14 June.

Lawyer, economist, politician and women’s rights activist Lizzy van Dorp is the 100th entry in our Top 450. Who or what is your favourite?

Better health for all the residents of The Hague region. This is the mission of Health Campus The Hague – formerly LUMC Campus The Hague. Eight partners – the LUMC, Leiden University, the municipality of The Hague and five healthcare institutions (see box) – are collaborating intensively in healthcare…

Fifteen passionate lecturers earned their Senior Teaching Qualification (SKO) on Monday 22 January. Rector Magnificus Hester Bijl congratulated them in the Academy Building. Four of these lecturers talk about what motivated them to take the SKO and how it has benefitted them.

Leiden University has secured an impressive 12 European exchange grants. This is good news for students, lecturers and researchers from home and abroad.

Last year he became Teacher of the Year because of his innovative and online teaching, now Alexander van Oudenhoven has to change course again and teach physically. What have the first weeks been like for him? ‘Let's apply what we learned in the lockdown period.’

Minister Dijkgraaf van onderwijs wil het aantal internationale studenten terugdringen. Maar mag Nederland dat wel? En zo ja, is het ook wenselijk? Deze vragen behandelde Mark Klaassen, universitair docent bij het Europa Instituut, tijdens de slotbijeenkomst van het Honours College Law op 12 juni.

Prof. dr. ir. Bas Rietjens of the Dutch Defense Academy (NLDA) has been appointed Professor by special appointment Intelligence in War and Conflict at Leiden University’s Institute for Security and Global Affairs (ISGA). The appointment of Rietjens is the result of a more intensive collaboration between…

Neanderthals were able to outwit straight-tusked elephants, the largest land mammals of the past few million years. Leiden professor Wil Roebroeks has published an article about this together with his German colleague Sabine Gaudzinski-Windheuser in the Science Advances journal.

During the course BBO II: Multi-Level Governance, students learn to make the link between theory and society by completing a challenging practical assignment.

However tempting it may be to lock yourself in your room or in favourite library nook in the days running up to an important exam, it's not a very wise choice, stresses neuroscientist Judith Schomaker.

How do molecules originate and evolve in space? And how does that ultimately determine the chemical composition of planets and their atmospheres? The Dutch Astrochemistry Network (DANIII) receives 1.6 million euros from NWO to find out. A large group of Leiden astronomers and chemists is contributing:…

Trinidad and Tobago, a twin-island nation, has over 300 identified archaeological sites that testify to its diverse history, covering pre-colonial, colonial, and post-colonial periods. Many of these sites were discovered by archaeologists in the 20th century and have not been regularly visited and assessed.…

After months of preparation, the moment of truth had arrived: would the skies above Leiden clear for the promised glitzy planet-and-star show? The people of Leiden turned out in their hundreds to go star-hunting on 25 September. They became more aware than ever of the effects of light pollution.

Glorious sunshine, dozens of enthusiastic academics and huge numbers of Leiden residents ensured that this year’s special jubilee version of 3 October University was a great success.

Thinking about the next step in your career, networking, preparing for the labour market or possibly meeting your future employer. Over 400 students and young alumni of the Faculties Governance and Global Affairs, Humanities, and Behavioural Sciences came together last week during the Campus The Hague…

Ruim twintig nieuwsgierige medewerkers en studenten kregen een rondleiding in het nieuwe universiteitsgebouw van de Universiteit Leiden aan de Grote Marktstraat en het Spui in Den Haag dat in september 2025 de nieuwste locatie van de Campus Den Haag gaat worden. Nu is het vooral een kwestie van door…

The left is gaining more and more ground on the political map of Latin America, with the elections in Colombia as the most recent example. But what’s behind this pull to the left? Professor of Modern Latin American History Patricio Silva talks about the current political situation in the region.

Around lunchtime on 28 October, 18 of our colleagues gathered in a room at the Lipsius, while 22 other colleagues settled in front of their computer for a one-hour update on the development of the alternative Humanities Campus. Dean of the Faculty of Humanities Mark Rutgers and Vice-Chairman of the…

Stories of resistance in the Second World War are widely covered in Dutch historiography: Hannie Schaft, Erik Hazelhoff Roelfzema, and Professor Cleveringa are some of the best known. But these accounts largely focus on the Dutch domestic perspective. On the other side of the world, a complex colonial…

Just like the professional riders from the Jumbo-Visma team, amateur cyclists will soon be able to analyse and improve their performance. Leiden data scientists working with the cycling team are making their smart data model available so that every serious cyclist can keep track of their fitness.

'You’ll know right away when you meet your true love’ or ‘Opposites attract’: Some persistent beliefs exist about love and attraction, but are they true? Researcher Iliana Samara investigates the dynamics of attraction and explains which love myths we can let go of.

As Professor of Translational Neuro-oncology, Marike Broekman researches how brain tumour treatment can be improved. She will discuss this in her inaugural lecture along with her work as a neurosurgeon and the importance of a positive workplace culture.

University is often a period of sexual exploration and experimentation, generally to the satisfaction of all involved. But sometimes you want it and the other doesn’t. Or vice versa. Or you can’t really tell. This is what the Safe Space play at Theater Ins Blau was about on 11 October. And: can your…

The Aernout van Lynden Global Citizenship Award award is a recognition given by the LUC community. Each year a student who has demonstrated the qualities of active engagement, responsive and responsible participation in civic and/or community building, within and/or beyond LUC is presented with the…

Secret services are engaging in increasingly extreme forms of cyber espionage. But nobody talks about this. Dennis Broeders knows why and is trying to have an open conversation about new forms of espionage. As Professor of Global Security and Technology, he will give his inaugural lecture on Friday…

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…

Imparting students with a critical attitude and cross-curricular skills. That is what Rawi Ramautar wants to strive for as the new programme director (OD) of the bachelor of Bio-Pharmaceutical Sciences. 'A programme director has to create a programme of which students say: I find it challenging and…

Organisation

How do you ensure that people who have had a stroke get the right therapy at the right time? This is the question researcher Jorit Meesters wants to answer.

Plants can’t run away from enemies. Still, it would like to keep life-threatening herbivores at a distance. This can be done with odours. Klaas Vrieling of the Institute of Biology Leiden found out with his team how plants change odour production to keep the munchers at a distance.

When the tokay gecko loses its tail, a new one grows from resident stem cells at the stump. Each tissue type - muscle, bone, blood vessels and skin - develops from specific stem cells. This discovery by Luthfi Nurhidayat holds potential implications for advancing regenerative medicine in humans. Nurhidayat…