A lecturer winning a prize, an expert appearing in the media or a professor giving their inaugural speech: these are faces we often see. But we rarely see the staff who work behind the scenes to make their work possible. They are now featured in the photo exhibition ‘The forces behind the faces’.

In the ‘Imaginary’ exhibition, its curators show how society is made up of mathematics. From algorithms that save lives to ones that generate art. The exhibition is from 2 June to 25 July at Oude UB in Leiden.

What a result! The Higher Education BioBlitz recorded 3,155 species, smashing our target of 2,500. Thanks to your efforts, Leiden University made an impressive eight ‘very rare’ finds. A result that gives hope for our biodiversity.

How do you count the nanoplastics in your body? Leiden researchers published a method in Nature Protocols today that should make this easier. Important for both environmental and medicine research.

We asked a lot of everyone last year. The Personnel Monitor showed that the workload was high in 2022 and Covid took its toll. I therefore think everyone deserves some downtime. Time away from the daily grind.

As the end of the year approaches, the new University Sports Centre (USC) building is nearing completion. Vice-President of the Executive Board Timo Kos visited the USC, which celebrates its 55th anniversary this year, to see how work is progressing.

Biotechnological developments are moving fast. From genetically modified plant varieties we are now moving to cultured meat. These developments require moral interpretation - and they get it in the form of art. Lotte Pet wrote a dissertation about it.

When a spot in the core group of the Strategy Team became available, she immediately applied for the position. Because as Head of HR, Elice Schöne feels it is important that her department is well connected to the strategic plan.

The History programme has been working for several years to make the curriculum more diverse and inclusive. With a Comenius grant, university lecturer Kim Beerden wants to take the next step.

During a recent event, the Leiden Institute of Environmental Sciences presented the breadth of its research on biodiversity.

Three Humanities lecturers received the Senior Teaching Qualification (SKO) this year. University lecturer Markus Davidsen is one of them. What does he think makes for good teaching?

Education

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.

Which teacher knows best how to inspire their students? Carmen van den Bergh (Humanities), Egbert Koops (Law) and Arjan Louwen (Archaeology) have been nominated for the 2025 Leiden Teaching Prize.

Latin America matters! With its rich history, culture, its impressive resilience and creative innovation in the face of such a diverse array of challenges, Latin America can indeed show the way forward inspiring for positive change. Working together with Latin American institutions, our researchers…

Numerous of enthusiastic administrators, professionals, policy makers, and citizens gathered last week for an assembly organised by ‘Gezond en Gelukkig Den Haag (in English: Healthy and Happy The Hague). They discussed a different approach to health, health care and society, while exchanging best pr…

PhD candidate Sibel Bahtiri is one of the new Faces of Science. In videos and blogs, she will show what life is like as a young researcher.

During the week of 15 November, Little Amal, the larger-than-life doll visited The Hague. Naturally she received a warm welcome by Leiden University during her visit. Little Amal (art project The Walk) was invited by Amare.

With its Green Deal The European Union has set itself much-needed ambitious climate goals. But the energy crisis and geopolitical tensions are making these difficult to achieve. Seven researchers from the Leiden-Delft-Erasmus Universities (LDE) alliance have written a white paper offering solutions.

Leiden University is working hard to make its buildings more sustainable, also on the Humanities Campus. An important step in this context is the construction of a Thermal Energy Storage (TES) system. Following the successful completion of the first phase, in which the Herta Mohr building was connected…

After eight years as professor at the Institute of Psychology, Carsten de Dreu is making the move to the University of Groningen, where he has been appointed to the chair ‘Foundations of Cooperation and Social Organisation’. On 18 June, he will bid farewell to colleagues at Leiden University.

Museum De Lakenhal is displaying the smallest work of art in the world: a 3D-printed statue of Rembrandt van Rijn, made by sculptor Jeroen Spijker and researchers from Leiden University.

Campus The Hague users can share their thoughts on the development of the new Spui building. Students, lecturers and other staff are welcome to offer their input. We are still looking for students for our user groups.

Leiden's iGEM team has won high honours at the Grand Jamboree in Paris. The biology students came second in the Overgraduate category with their project PHAse Out. They also took home awards for Best Biomanufacturing Project, Best Wiki and Best Entrepreneurship as well as a Gold Medal. To top it all…

What are the benefits for us of collaboration with Chinese partners? What sparks off Leiden researchers' interest in collaborating with colleagues in China? Leiden University shows in three short films what joint projects are like.

This year too, the faculty year was opened in the Hortus Botanicus. In the centuries-old garden, staff and students met with drinks and snacks.

We had more than 20 participants from all parts of the faculty participating in one of 4 sessions at the end of May and early June. It became evident from the discussions that there are many things that the faculty can and should work on in order to foster an inclusive and safe work environment where…

Gianclaudio Malgieri, Associate Professor of Law & Technology at eLaw, is co-author of the article 'Explainable Artificial Intelligence (XAI) 2.0: A Manifesto of Open Challenges and Interdisciplinary Research Directions' which has been awarded the 2025 Best Paper Award by Information Fusion.

Professor of Media Law and Information Society Tarlach McGonagle is concerned about the increase in online disinformation and hate speech. He argues that human rights should guide new policies for the online world. McGonagle will give his inaugural lecture on 9 May.

To increase the accuracy of climate models, it is crucial that they include past human land-use and human-driven vegetation changes. Here archaeology can make an important contribution. Current models are based on reconstructions of past vegetation. However, their accuracy is limited because it does…

From energy transition to the nitrogen crisis: artificial intelligence can be of great help. Researchers from the three universities in Zuid-Holland are seizing the opportunity. Three of them talk about collaborative research in the AI for Energy and Sustainability focus group within the Zuid-Holland…

Greater transparency in science. Broader career paths. Less work pressure. A dynamic conversation at the Faculty of Social and Behavioural Sciences (FSW) focused on these goals.

Last year, 15.8% of all employees of Leiden University experienced undesirable behaviour. This is one of the findings of the 2021 Personnel Monitor. ‘That number is far too high. We have to get rid of the taboo on raising this issue and addressing offenders,‘ says Martijn Ridderbos, in an open and…

For every period, it is a challenge to unearth the details of political trafficking; yet the effort needs to include all relevant persons, groups, and institutions – not only those wielding formal responsibilities. We hope to reinvigorate this effort by inviting specialists to present their research…

‘Culture change takes time,’ said Vice-Rector Hester Bijl at the closing panel of the University’s Diversity Symposium on 26 January. She talked about the road to a diverse and inclusive university. The symposium provided plenty of concrete examples of small steps that can already be taken.

As Board Secretary, Corry Donner aims to be a ‘spider in the web’; someone who keeps a watchful eye on and brings together all the different perspectives of the institute’s board. Now she's left her carefully woven web at the university and transfer her tasks to her successor. Last September, we talked…

Do young people trust the law? That is what HC Law students are trying to find out. Regular guest speaker and social worker Carlito Jones invited the students to the Bezuidenhout-West neighbourhood centre in The Hague to talk to youth workers and neighbourhood police officers: what do they run into…

Scrap the radical cuts to research and teaching. This was researchers and students’ message to government at the opening of the new academic year. Various speakers in Leiden’s Pieterskerk highlighted the importance of science for society.

Piercing through the skull with an ice pick, administering electric shocks without an anaesthetic, or applying leeches to the uterus: these may seem like medieval methods of torture, but they are in fact therapies used in medicine. Willem van der Does writes about all of them in his new book. ‘Physicians…

Although there is considerable evidence that nature in the city is beneficial to both people and animals, we still do not have an overall picture of those benefits. To rectify that, a Leiden PhD candidate and a student – armed with a cargo bike – are using The Hague as a life-size laboratory.

Nearly all university buildings at the Leiden Bio Science Park will be open and operating again as of Wednesday 24 May. Last night a team worked hard to restore the power to the buildings in phases and this was successful. Students and staff can work and study there again.

Hosts and creators of the Nebula tv series ‘Archeology Quest’ Lorraine Boissoneault and Stephanie Sammann compete to see if they could have survived during the Palaeolithic, and this time Dr. Andrew Sorensen is there to help. Every episode different archaeological experts are there to teach them the…

Are you a PhD candidate and are you interested in winning €500 by pitching about your research? Jong KNCV grants you this opportunity! During the ‘Avond van de Chemie’, 3 pitches of 3 minutes each will be presented. The audience of the ‘Avond van de Chemie’ will choose the winner, who will take home…

In the scientific television programme Atlas, social psychologist and former Cultural Anthropology PhD student Stacey MacDonald talks about her research on Bonaire. She shows how to align different parties to make conservation projects succeed.

Organisation

A new website has been set up that provides information about the government funded Law Sector Plan in the Netherlands, including the plans of the participating universities and developments within the agreed themes.

The ‘Kluitersprijs’ is awarded to students who achieve excellent results in the minor Intelligence Studies every year.

Dr. Eun-Ju Kim (LIAS/ATC) has been awarded a Comenius Teaching Fellowship 2024 from NWO. The title of her project is "Leveling the reading and learning environment: language support for students of Korean and Japanese with reading difficulties (LD/dyslexia)".

The Tides of History is a history podcast that takes listeners into the past while trying to identify how it echoes today. The current season centers around the Iron Age and the new episode features an interview with our own Bleda Düring.

Human resources