For the first time, we’re seeing what Euclid sees. The telescope’s initial observations have provided a wealth of new information about our universe. But according to cosmologist Alessandra Silvestri, this is just the beginning. The research helps us gain a deeper understanding of the past, present,…

During a meeting at the University on 10 November, staff spontaneously removed a painting by artist Rein Dool from the wall in one of the meeting rooms in the Academy Building, reversed it and placed it on the floor. A tongue-in-cheek action with a serious undertone. This has led to a lot of commotion…

In November a new extracurricular programme will begin: the Impact Challenges. Students will work together in small groups to solve problems, put forward by partner organisations. In this way, they train their practical skills and make a contribution to society.

In the last few days, reports have appeared in the media about security in our buildings. These have raised questions and caused concern. This is to inform you as best we can about the security of our students, staff and visitors, in response to this media coverage. We fully understand there is a need…

Ten years ago, a new reward system was introduced in Dutch prisons: the only way prisoners could earn extra ‘freedoms’ was through good behaviour. Jan Maarten Elbers concludes that this system does little to encourage behavioural change and can even be counterproductive.

In recent months, the university has been running the 'Smoke-free university' campaign because of the large number of cigarette waste on and around the faculties. As part of this campaign, gatherings were held in June, September and October to draw extra attention to this waste problem.

A professor from Leiden University has subjected various colleagues to intimidating and unacceptable behaviour for a longer period. These are the findings of an investigation carried out by the University’s independent Complaints Committee for Unacceptable Behaviour at the request of the Executive Board…

Yesterday marked the start of the National Accessibility Week. How accessible is Leiden University for people with a disability? We asked Lucia Langerak, disabled herself and working at the Honours Academy, about her experiences: ‘Significant improvements are being made.’

The proportion of female professors at Dutch universities is increasing, but at a modest rate. At 34.2%, Leiden University is in the top three. These are the results of the Women Professors Monitor for 2025.

The universities of Delft, Leiden and Rotterdam are working together to show their students what artificial intelligence (AI) means for their own field. Three AI minors will start in the 2022 – 2023 academic year and will answer questions such as: ‘How best can you use AI in your research discipline?’…

A month’s break from your studies, ten days of intensive rehearsals and then a concert tour: the Netherlands Student Orchestra is based on a simple formula. Leiden student Daphne Biron tells us about the orchestra and the concert in Leiden on 20 February.

Het zichtbaar maken van ongeschreven verhalen van inheemse culturen en volken van de Cariben. Dat doet de tentoonstelling ‘Caribbean Ties’ in de Oude UB.

If you could design your own education, how would you do it? That is what the students of the Bachelor Honours Class 'Rebuilding Education' asked themselves. The students were divided into five groups in which they designed workshops to improve education. They presented their workshops in December in…

The Schoof cabinet has presented its budget. As expected, higher education is facing severe cuts. In the coming period, the Executive Board will regularly look at the consequences of what it deems an irresponsible policy.

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…

Good food. This is an important topic in the interview with Chair Ruben Venema and Activities Director Martine Feteris from the Leiden Vegan Student Association, which was launched in May. An interview rounded off with an extra helping of recipes.

As University historian, Pieter Slaman researches the University’s past, but he’s equally interested in its present. ‘It’s useful to be familiar with issues from the past. Not to be rooted in the past because some developments from history are things you definitely don’t want to repeat.’

Bachelor, Master

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.

Egyptologist Marleen De Meyer has been appointed the new Director of the Netherlands-Flemish Institute in Cairo (NVIC). Dr De Meyer has worked for the institute, which promotes Egyptian, Dutch and Flemish collaboration in the field of education and research, since 2016.

The Schoof cabinet has presented its budget. As expected, higher education is facing severe cuts. In the coming period, the Executive Board will regularly look at the consequences of what it deems an irresponsible policy.

Every year, Leiden University hosts the Annie Romein-Verschoor Lecture to mark International Women’s Day. This year, historian Nadia Bouras will speak about academic freedom, class and being a woman in academia. And that is just as relevant to men, says lecturer and organiser Looi van Kessel.

How can parents avoid passing on stress and mental health problems to their children? Professor of Stress-Related Psychopathology Bernet Elzinga develops simple interventions to help both parents and young people. For her research, she has been awarded the Spinoza Prize, the highest academic honour…

While tens of thousands of visitors dance to deafening music, a team of Leiden psychologists are trying to collect data for their research at Lowlands. How do festivalgoers experience a virtual trip? And what role do factors such as too little sleep and whether they have experience with psychedelics…

From 22 January on, the video conferencing app Zoom will be available for students and teachers at Leiden University. The University is responding to calls by staff and students, and has now acquired the programme.

What practical steps can we take to resolve cross-border claims to looted art and prevent illicit trafficking in cultural goods? That's what the European Parliament asked Leiden legal scholar Evelien Campfens. Her advice: develop a registration system, issue art with a ‘passport’ and set up a European…

Rich, white, urban: Western politicians often represent a small segment of the population. Political scientist Hélène Landemore advocates for a more inclusive democracy. She will deliver the Cleveringa Lecture on November 26.

The housing crisis is affecting a substantial group of Dutch citizens and is one of the main election themes this year. How did things get this far and what should the new cabinet do in the coming four years to address the problems? Three Leiden researchers give their answer.

A professor from Leiden University, together with a former employee (who is also the professor’s partner), has been guilty of long-term unacceptable and often transgressive behaviour in the form of abuse of power and manipulation. This behaviour led to a culture of fear among staff who were largely…

Even with state-of-the-art technology, it is almost impossible to see: a cosmic neutrino. Yet scientists have managed to image this particle with a deep-sea telescope. And that could help to better understand our universe. Leiden particle physicists collaborated on this ambitious project, published…

There’s been a lot of commotion about the ‘Apartheid in Israel’ panel discussion being cancelled. The organisers, Students for Palestine, wanted to hold this at Leiden University’s Wijnhaven building in The Hague on 21 March. The Executive Board would only allow the event to go ahead if guarantees…

Search engines are getting better at answering our questions. And chatbots are increasingly likely to search the internet for relevant sources. ‘Search engines and chatbots will become more closely entwined’, says Professor Suzan Verberne.

On 1 July – Keti Koti, in the year ahead, our university community will be able to reflect extensively on the history of slavery by engaging in research, education and many other activities.

The demonstration at and occupation of our Wijnhaven building on 6 May had a deep impact on our community, including the Executive Board. The university is therefore holding two meetings to reflect on what happened and discuss how we can address this.

The field of leadership suffers from ‘adjectivism’, says Professor Ben Kuipers. He immediately caveats this by saying that he too is going furnish the word leadership with an adjective: ‘Public’. But the goal here is to view leadership in a different light in his new role as Professor of Public Lead…

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.’

Marlon Titre (1982) studied at Royal Conservatoire The Hague, did his PhD and studied at Leiden University, earned several other qualifications and is now, among others, Director of Filmhuis The Hague. Who is this multi-talent?

Particularly during this time of social distancing and remote learning, it is important to carry on meeting new people – even if you don’t always feel like it after another day staring at your screen, says Wessel van Dam. In his role as assessor at the Honours Academy, Wessel represents the interests…

Fantastic plants, dizzying patterns and pulsating sounds: researchers from Leiden are going to study the effects of a simulated psychedelic trip on the mind and body at Lowlands Festival. Why might this be interesting for therapies?

Volgende week lanceren we de nieuwe podcast Mind the Gap, een initiatief dat studenten begeleidt bij de overgang van afstuderen naar hun eerste baan. Hosts Laura van der Plas en Loes Velthuis vertellen in dit interview meer over de podcast, waarin ze praktische tips delen voor een realistische en zelfverzekerde…

Following in the footsteps of Professor Jan Zaanen, visiting fellow Louk Rademaker is exploring quantum effects in so-called strange materials. His research is paving the way for new materials that could be used in emerging technologies.

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.

The Leiden Ranking – Open Edition is completely transparent. The ranking compiled by the CWTS uses open data and publishes the algorithms that are used.

Facility, Organisation

It was not until 1878 that the first female students enrolled at Leiden University, but the discussion on whether women were suited to study was by no means over. 8 March is International Women's Day. BBC correspondente Kim Ghattas will deliver a lecture on 6 March on the struggle by Arabic women for…

Getting motivation, courage and tools to find a job that will help you tackle the climate crisis: it is at the heart of the course ‘Designing Your Career as a Climate Changemaker’. With their final presentations, the students conclude this climate-specific skills module within the Designing Your Life…

From memorials to the armed forces to memory stones for individual victims. It was only later that the Holocaust took a central role in Western remembrance culture, Cleveringa Professor Frank van Vree notes. ‘Nationalists and human rights activists both invoke the experience of the Holocaust.’

How do you know if your idea has succeeded? The Queen coming to call a year and a half later might just be a clue. This happened to the Leiden student foundation ‘Door Het Geluid’, which promotes student well-being.

Professor of Modern China Florian Schneider researches what people do with technology and what technology does with people. Social media, for example. And then mainly in China.