In mid-March 2020, the global coronavirus outbreak changed everything in the Netherlands. Staying at home as much as possible and the 1.5 metre rule became the standard. One year on, we reflect on the past year with four Leiden Law School ‘insiders’. What kind of year did they have? And what are their…

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.’

Data about COVID-19 were everywhere during the pandemic, but how will all this data continue to be managed and kept open so that it is usable in the future? We spoke with Kathleen Gregory, researcher at the Centre for Science and Technology Studies (CWTS), who will study this question in a new project…

On the university’s birthday, professors teach a class of 10 and 11-year-olds during Meet the Professor. The professors were bombarded with questions.

How safely do you handle your data? Privacy officer Eric van Hoof assists researchers and staff with this. 'The biggest mistake people make is thinking they have nothing to hide.' He has some useful tips.

With his clever measuring methods Ignas Snellen – together with his team – was the first to detect carbon monoxide in the atmosphere of exoplanets. For his pioneering work the Leiden astrophysicist has been awarded the Spinoza Prize, the highest academic honour in the Netherlands. The prize of 2.5 million…

Two Leiden students stand a chance of winning the ECHO Award for Higher Education. Deniz Rana Kuseyri (Rana for short) and Ruşen Koç are two of the six finalists for this annual national prize that is awarded to students who promote diversity and inclusion in their own discipline.

The student navigator ‘Find your way’ helps students find their way around the university. The ombuds officer for students, Eugène van der Heijden, can also be found on this roadmap. Eugène talks about his work as ombuds officer and what he does for students.

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.

Education, Organisation, Human resources

Master student Encyclopedie en filosofie van het recht Marlotte Roldaan vertrok in januari 2024 voor vijf maanden naar de Verenigde Staten om daar in San Francisco te gaan studeren. Haar advies voor mensen die twijfelen: ‘Gooi jezelf in het diepe’.

In the honours course Sustainability & Health, students examine the causes and effects of climate change – but also how they can relate to these themselves. How do you build resilience in turbulent times? An excursion focused on silence and compassion helps students with this challenge.

It is one of the most talked-about subjects right now: how do we eradicate sexual harassment and violence? Alumnus Femke Eisma is the spokesperson for Mariëtte Hamer, the government commissioner tasked with tackling this persistent social problem. Eisma studied the Dutch language at Leiden. How is her…

What is the right master’s if I want to work in a particular profession? Can I come and have a look at your company or do an internship there? As a student, you are sure to have questions about the job market and professional practice. You can use the Mentor Network to look specifically for an alumnus…

Two organisers at heart. In the background, facilities managers Nick van Asperen and Kees Schoonwater ensure that staff and students have everything they need to work and study well. Recently, the familiar faces started doing so in a new role. Schoonwater is now project manager housing and Van Asperen…

Interview with Pieter Slaman who received the LUS Education Prize. What makes the award so special to him and does he already know how he will use his prize money?

Ionica Smeets is planning to give the prize money that she won with the Iris Medal, a prize for excellent science communication, to student projects.

Students stream into the lecture hall, handing in their mobile phones at the door. Once everyone’s seated, silence descends and all eyes turn to the large screen at the front of the lecture hall. A live connection has been set up with the prison where Marco is a long-term inmate. Today, the students…

'Academics who share their knowledge with the outside world on social media are often insulted or even threatened. Especially female academics and academics of colour seem to regularly be the victim of sexist and racist comments.' This is what Ineke Sluiter, Professor of Greek Language and Literature…

The clever young people at the National ThinkTank who tackle an urgent societal problem each year include two Leiden alumni this autumn: Jiao Harmsen and Jort van Dalen. They will spend at least four months getting to grips with the topic of ‘education’.

After a detour via the ANWB in Munich, alumna Manon Schouten works as a history teacher at two schools. ‘It's so rewarding to see the material resonate with students.’

The Bachelor Honours Class 'Homo Ludens: Why We Play' combines games, theory, and practice. Students dive into all aspects of humanity in which games play a part and discuss them, both on a theoretical an experiential level: 'Occasionally, you touch upon what play is, but then it eludes you.'

High demand at emergency departments is not a reliable indicator of the number of patients that will be sent to the Acute Admissions Unit. The LUMC has therefore developed an admissions predictor.

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.

We often feel at ease in a salon chair, and the conversation soon starts to flow. That feeling will be recreated in the coming weeks in the [s]TATTOO pop-up studio. Students and staff can share their thoughts, feelings or worries – and will leave with an artwork based on their story.

Alumnus Robert van Asten has been an MP for D66 since 2025. He studied Tax Law at Leiden University from 1997 to 2005. After a career in that field, he switched to local politics and later national politics.

What started with a huge sheet of paper from the V&D shop grew into one of the larger men’s sub associations at Quintus. Professor Gerard van Westen looks back on his student days with a smile: they gave him far more than just drinks and late nights.

A surprising amount of life grows, crawls and flutters around Leiden University’s buildings. During the Biodiversity Challenge – from 30 April to 2 July – the campus will turn into a research site, and you’ll be the researcher. Grab your phone, take a look around and record what you see.

Always losing your way, even in places you’ve been visiting for years? You may have Developmental Topographical Disorientation (DTD). Psychologists from Leiden are investigating this relatively little-known condition at the Lowlands festival. ‘The ideal place to study getting lost.’

You have prepared a research project, put together a plan, and you are ready to travel to the country where you will be conducting your fieldwork. What do you do when Covid suddenly makes that impossible? Nadia Sonneveld was forced to relocate her project Living on the Other Side to a hybrid form: ‘It…

POPcorner The Hague has become a familiar and trusted space at Leiden University in The Hague. It’s where students meet, find support and work together to build an open and approachable student community.

Hit the brakes! That’s the advice of the Council for Public Health and Society in a recent report. Eight psychologists share their insights on how to slow down and reconnect.

Study support

On Sunday night 25 September, all the lights in Leiden will switch off and we will see the starry sky above us twinkling in all its glory. A unique opportunity for all residents of Leiden to experience the vastness of the cosmos and view the impressive artwork that hangs over our heads every night.…

Within a single generation, the digital world has changed completely: from a technical niche for ‘nerds’ to a reality that affects everyone. Cyberattacks, data breaches and system failures can disrupt essential social processes. How can we ensure that our society remains digitally resilient?

Like many others, Ruurd Halbertsma has had a rollercoaster of a year. His museum, the National Museum of Antiquities (RMO), was closed for a long while because of the lockdown. Visitor numbers picked up again from September, but it the next few weeks will be tense now the hospitals are full again. Halbertsma:…

AI ultrasounds: LUC alumna empowers women in rural Africa

On Tuesday 30 September 2025, PhD candidate Kathleen Brown will defend her dissertation 'Deception, Risk, and Evasion: The Politics of Sovereign Debt in Emerging Markets' in Leiden’s Academy Building. Her research sheds light on the hidden world of sovereign debt politics, revealing how governments…

The whole world is waiting anxiously for sufficient supplies of coronavirus vaccines. As Launch Navigator at Pfizer, alumnus Dennis de Mik must help ensure that the Netherlands receives 19.8 million doses of the Pfizer/BioNTech vaccine. How is he going about this and how has his Bio-Pharmaceutical Sciences…

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Pop-up art studio

Pop-up art studio

Pop-up art studio

Pop-up art studio

Pop-up art studio

Pop-up art studio

In his leaving interview, Martijn Ridderbos doesn’t have to think long when asked what he is most proud of. ‘Bringing people together; creating things together. Reducing the gap between researchers and the staff who support them because the latter are essential. We’ve achieved that and the seeds have…