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.

Researchers, civil servants and local residents met on 27 September to talk about partnering for sustainability. What were the results? In a green ‘city oasis’ in the centre of The Hague they spoke about the energy transition, bottom-up initiatives and citizen science.

Heritage Quest is a large-scale citizen science project in the field of archaeology that allows anyone to contribute to scientific research. It is the first large-scale archaeological citizen science project in The Netherlands and one of the few of its kind in the world. As part of the Cultural Heritage…

With the Learning@LeidenUniversity vision, Leiden University leads the way in education, training students to become academic professionals and engaged citizens. Here you will find information on the eight ambitions that form the basis of the curriculum, as well as answers to questions such as: How…

A diverse team of Leiden archaeologists applied for, and was awarded, the KNAW ‘Appreciated!’ grant, meant to further their science communication endeavours. We speak with Dr Maikel Kuijpers, who is the main contact person of the application.

You can find information about making payments to research participants on this page.

The ‘Engagement with Society’ ambition is closely linked to the ‘Employability Enhancement’ and ‘Skills’ ambitions. Introducing students to social issues often gives them immediate insight into the job market they will enter. And working on social issues gives them the opportunity to develop skills…

LiDAR, a laser-based remote sensing technology, is transforming archaeology by uncovering hidden landscapes beneath forests, vegetation, and shallow waters. Though initially designed for land management, its applications in archaeology have grown rapidly.

Mum works in healthcare, dad in engineering and everyone is straight: many textbooks still show men and women in stereotypical roles, PhD candidate Tessa van de Rozenberg has discovered. She also found that children’s views on these topics often closely resemble those of their parents.

If you wish to come to the Netherlands there are certain immigration procedures you need to follow. The Service Centre International Staff will help you with all of these. We will provide you with checklists, an immigration wizard and an overview of all immigration formalities. This way you will be…

For each university unit, the ICT Shared Service Centre (ISSC) has an appointed ICT contact person responsible for applying for ICT facilities for research, teaching and operational management.

Are you planning to go abroad for work for more than one month? Do you have some ancillary activities abroad? Or are you planning to move abroad? If you are going abroad on behalf of Leiden University, it is important to make the necessary arrangements for working there.

Despite an eventful afternoon – with Students for Palestine occupying the Academy Building – political scientist Hélène Landemore gave her Cleveringa Lecture as planned on 26 November. She reflected on the protest and the importance of open debate, within the university and within a democracy.

How do you get citizens more involved in energy transition projects? This is the central question of the new transdisciplinary research project EmPowerEd. As a consortium partner, Leiden University is focusing on effective and inclusive collaboration between citizens, municipalities and industry.

On 27 May 2025, the Executive Board decided to establish a Committee on Human Rights / Conflict Zones.

The French political theorist Hélène Landemore has been appointed as the new Cleveringa Professor. She will deliver her inaugural lecture on 26 November.

At the Netherlands National Open Science Festival in Rotterdam, 400 people with a heart for research and sharing knowledge came together — including many Leiden University employees. Four colleagues told us about their Festival experience, and their work to practice Open Science at Leiden University…

The relationship between academia and democracy is a complicated one. Should policy makers listen to scientists or to citizens? That is the dilemma Valérie Pattyn and Johan Christensen will discuss with a panel of experts during the academic conference EuroScience Open Forum (ESOF).

In November, the Dutch will elect a new parliament. Not all eligible citizens will go out and vote, however. How can this be explained, and how big of a problem is it? International research into voter turnout can shed new light on this issue – and offer possible solutions.

PhD candidate Wouter Verschoof-van der Vaart has received the Stichting Elise Mathilde Fonds grant from the Leids Universiteits Fonds (LUF) to work on a research project focusing on the landscapes of the Second World War. ‘We will combine citizen science with deep learning to uncover traces of the c…

The KNAW has rewarded 11 Leiden scientists for their commitment to science communication, by awarding them 10,000 euros each from the ‘Appreciated!’ fund.

Research

Research

The Sustainability Monitor 2023 shows that Leiden University is taking its sustainability efforts seriously.

‘I was very happy and honoured that my thesis was recognised as a valuable contribution to the topic of landscape archaeology.’

Interdisciplinary and transdisciplinary collaboration can be tricky. We don’t all speak the same ‘language’ or know how to find each other. At the Knowledge Orchard anniversary event on 28 November, academics made and strengthened connections.

knowledge-based social

What will happen if the lights in a large part of the city are switched off? How many stars can you see without all that light pollution? This is what researchers, artists and the residents of Leiden are going to investigate during Seeing Stars Leiden on 25 September. ‘Leiden is the ideal place for…

Leiden patriot Pieter Vreede fought for greater popular influence. Historian Dirk Alkemade reveals how this pioneer used radical means to shape Dutch democracy.

PhD

Alumni event

Dutch municipalities are racing to digitalise, introducing virtual services, fraud-detection algorithms and more. The digital city may not always serve its residents. Professor Jiska Engelbert calls for civil servants who dare to push back.

Three Leiden researchers have been awarded a prestigious Vici grant, the Dutch Research Council (NWO) announced on Tuesday. Two of the researchers work at Leiden University and the third at the Leiden University Medical Center (LUMC).

The Dutch Research Council (NWO) has awarded Vidi grants to Leiden researchers.

How do you set up a successful collaboration between science and practice? That was the main theme of the final meeting of a triptych of symposia on how Leiden University can improve inter- and transdisciplinary collaboration.