The annual commemoration of the nation’s war dead on Dam Square and at Waalsdorpervlakte, the Dutch apologies for historical slavery and the Cleveringa Lecture itself: our relationship with history is often ritualistic, Cleveringa Professor Frank van Vree will say in his inaugural lecture on 27 Nove…

The 2025 Data for Policy conference at Leiden University explored how digital and green transitions can shape a more sustainable and inclusive future.

The two instruments of ESA's space telescope Euclid have taken their first test images. The first images indicate that the space telescope will achieve the scientific goals for which it was designed - and possibly much more. Euclid will create a 3D map of a third of the sky, allowing scientists to study…

The dark matter of biology: clumps of sugar molecules that, for example, form sugary webs around pathogens. We know very little about them. Wouter Remmerswaal threw all his talent into the challenge – both in the lab and as a modeller – and succeeded. He received his PhD on 12th September.

As of 1 August, Anika Bexkens has been appointed Professor of Evidence-Based Clinical Practice for Child and Adolescent Mental Health. Her research focuses on the optimal application of scientific knowledge in practice. ‘Scientists and practitioners often speak past each other.’

December 2020 saw the crowning publication of the Landscapes of Survival project by Professor Peter Akkermans. Its main topic is human habitation in marginal environments like the deserts of the Arabian Peninsula. ‘The people living here built their own society, and they would not have viewed it as…

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.

Hunter-gatherers acquire their food through complex gender-specific foraging techniques for a relatively stable and diverse supply of energy. New research indicates that this specialisation by boys and girls starts at a very young age. Most likely, this enabled the human species to evolve much larger…

The secular West is struggling with the rise of AI, but so too is Muslim Southeast Asia. What can we learn from each other?

Next week, Sara Perlstein will defend her PhD on risk talk: the everyday conversations we have about risks with people close to us. From eating sushi to climbing or smoking, these informal talks shape how we deal with danger in other ways than official health advice does.

With its ‘Quality Agreements’, Leiden University is working to improve the quality of its teaching. Much has been done since they began at the end of 2018. At a meeting for delegates from all the faculties and the University Council on 11 June, it became clear just how much has already been achieved…

The new government needs to look further ahead, says environmental scientist Rutger Hoekstra. ‘We keep pushing forward big dossiers like demographic ageing, climate and migration. Even though we know they play a big role in our future.’ Hoekstra therefore hopes that the new coalition agreement will…

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.…

In many Central and Eastern European countries, a period of greater openness emerged in the late 1980s. How did this affect the future perspective of residents? And can we learn anything from this period for our current times? University lecturer Dorine Schellens delves into the literature to investigate…

Space is becoming increasingly busier due to the launching of satellites and tourists. But no binding international agreements have been made since 1979. This is problematic, warns space lawyer Tanja Masson-Zwaan. ‘Everyone’s putting their own interests first.’

Leiden artist Jos Agasi gets to create the artwork for the atrium of the new Gorlaeus Building. His work was chosen from several entries and will be a real eye-catcher in the building. The artist has a fascination for light and uses it to create works of art with all kinds of materials, objects and…

When do you submit a thesis proposal to the Ethics Committee? And how do you ensure that students save their data properly? On 9 June, thesis supervisors will be able to ask these questions at the Ethics Education Afternoon. Professor Herman Paul and policy officer Marcel Belderbos will tell us more…

Student initiative COOP is committed to a respectful and safe academic environment. Here is a report of the activities over the past few months.

Over the past year, historian Fenna IJtsma delved into 'four centuries of historical greenery'. As part of the Heritage Deal, with input from biologists at Naturalis and others, she looked for inspiration and examples from the past to contribute to a future climate-proof city centre.

The Dutch universities as a whole are lobbying for a 'normal' academic year from the end of August, where on-campus teaching will be possible. It's a view that Leiden University shares. Rector Hester Bijl talks about what teaching will be like then. She also looks back on a year of lockdown.

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…

It was his thesis supervisor during his master's in Film and Photographic Studies who encouraged Shivan Shazad to pursue a second master's in diversity policy at Ghent. He is now Manager of Diversity and Inclusion at the Rijksmuseum in Amsterdam.

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Psychologist Ellen de Bruijn studies the effects of hormonal fluctuations on behaviour and on the brain over a woman's life course. With an ERC Consolidator grant, she and 3 PhDs and a postdoc will further her EEG research on the different stages at which girls and women experience strong hormonal f…

Once a year, former employee and avid runner Dennis Hoencamp returns to his old workplace. That’s when he competes in the Leiden Science Run. As an event coordinator, he once devised the relay race as an anniversary activity. It grew into an annual event for the entire University and the Bio Science…

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Tahir Abbas was named full professor of radicalization studies by the Executive Board. This chair, according to Abbas, is an excellent opportunity for ISGA to broaden its current focus on terrorism and political violence. Abbas was interviewed about his ambitions, writing as a form of relaxation, and…

20 November 2024 is World Children's Day. To mark this occasion, the UNICEF Student Team Leiden is organising a lecture on children's rights. We spoke to board members Rewina Teferi Hagos and Tugwell Chadyiwanembwa to find out what motivates them.

Too expensive groceries, diseases suddenly breaking out: from the sixteenth to the nineteenth century, hundreds of people documented the world around them in chronicles. A significant number of these texts have been digitised in recent years. Professor of Early Modern Dutch History and project leader…

A flood of news reports, push notifications and even extra news broadcasts: on Wednesday, the world was shocked by the storming of the Capitol in Washington. Americanist Sara Polak discusses the events.

Rutger Leukfeldt has been appointed endowed Professor of Governing Cybercrime at the faculties of Governance and Global Affairs (FGGA) and Leiden Law School. Leukfeldt: 'It’s great that the two faculties are joining forces at a time when we’re faced with enormous challenges in the field of cybercrim…

Inloopbijeenkomst

Inloopbijeenkomst

Inloopbijeenkomst

Lack of manliness, avaricious or too imaginative. These are just a few of the accusations with which British scientists discredited each other over a hundred years ago. PhD candidate Léjon Saarloos researched British scientists around the year 1900 and their idea of what makes a good - and therefore…

Every year the newly arriving Archaeology students are invited to join an active introduction day during which they get to know the Faculty and each other in a playful and fun way. The activities are organised by Study Adviser Cleody van der Eijk. ‘It helps people to loosen up and get to know each o…

How can we as a society prevent suicide? According to Professor of Suicide Prevention Renske Gilissen, a better understanding and targeted action could help save lives.

Arbeidsuitbuiting van migranten wordt als een vorm van het strafrechtelijke delict mensenhandel beschouwd. De rechtspositie van de slachtoffers is mede daardoor ondergeschikt aan de strafrechtelijke procedure. Dat kan en moet anders, stelt Gerrie Lodder in haar proefschrift. Promotie op 21 april 202…

Governments worldwide invest huge sums in their digital services and data strategies. Efficiency and effectiveness are key. But these are not achieved for some people at least, says Professor of Public Policy Sarah Giest. This makes the intended digital inclusion far from inclusive, as she will explain…

Just a few years ago, jihadist terrorism was seen as Europe’s most pressing threat. Today, we are facing hybrid warfare and extremist groups that are undermining our safety from within. Bart Schuurman, Professor of Terrorism and Political Violence, calls for a different kind of research.

After years of lobbying by environmental activists, a deposit scheme for small plastic bottles is to be introduced on 1 July 2021. One of the leaders in the fight is alumnus Merijn Tinga. The university will have collection points for plastic bottles and is also supporting the Plastic Spotter citizen…

Is there a place for machine translation engines like Google Translate within the Faculty of Humanities? Associate professor Lettie Dorst’s new educational website aims to help students and teachers find an answer to this question. ‘The use of AI tools, such as Bing and ChatGPT, shouldn’t be seen as…

Around 1,300 Leideners found 2,265 species during the Expeditie Stadsnutuur urban biodiversity inventory. ‘It’s been a huge success’, says scientific coordinator Frederic Lens.

There are some changes in the plans for the development of the Humanities Campus. The Faculty of Humanities along with the central organisation and the Real Estate department need to save costs due to the financial challenges at the faculty and the cuts in higher education. At the same time, we still…

Ever since the first edition of the Science Run, the Leiden Student Running Association Currimus has delivered the winning team or the fastest runner. Now the event is back, the new batch of students must uphold the honour. The board is also forming a team: ‘During the upcoming training session, we…

A sense of security plays an important role in the decision to contribute to nature conservation. Stacey Mac Donald conducted four years of research on the influence of social and political changes and the (post) colonial context on nature conservation in the Dutch Caribbean. On 17 May she will defend…