It is with deep sadness that we share the passing of Lucas Ressang, a valued member of our Asian Studies community. Lucas was a dedicated and thoughtful student whose intellectual curiosity and passion for learning left a lasting impact on those who had the privilege of working with him.

Be it in climate change, public health or artificial intelligence, when different disciplines join forces, science often flourishes. The new small-scale Kiem grants will enable Leiden researchers to explore or start collaborative projects with colleagues from other faculties. ‘So seek each other out…

A child who receives fewer nutrients in the womb than their identical twin brother or sister is more likely to have developmental problems later in life. This is what researchers from the Leiden University Medical Center (LUMC) write in The Lancet Child & Adolescent Health. This study shows that unfavourable…

In her inaugural lecture Susanna Linberg will ask how philosophy should respond to global warming.

Two consortia led by Leiden researchers have been awarded over one million euros by the Dutch Research Council and the Ministry of Health, Welfare and Sport to find solutions to antimicrobial resistance.

Manuscripts that look like a comic book, that's how you could describe the manuscripts of the Dongba people from China. The manuscripts are one of the last examples of a so-called pictographic script that can only be interpreted by Dongba priests, shamans, who have knowledge of the ancient Dongba cu…

During the final event of the PRE-Class Rechtsgeleerdheid, secondary school pupils organised a mock trial on the impact of artificial intelligence (AI) on society. Together with the audience, they explored the possibilities and pitfalls of AI. ‘They all did a wonderful job.’

Rodrigo Ochigame’s project explores how AI redefines scientific evidence, aiming to help scientists critically navigate these transformations with the Veni grant.

In higher education, Open Educational Resources (OER) are available for anyone to use, but they are not widely used. Marjon Baas, PhD student at ICLON, investigated how instructors deal with OER. Defence on 5 October.

Sustainability researchers can play an important role in the energy transition. But what if their partners are not (yet) sustainable and science itself has adverse effects? This is the subject of an online talk by researcher Thomas Franssen on 16 December with a discussion afterwards. ‘Clean energy…

Leiden University, together with the Open University and Universities of the Netherlands, will take up residence in the Spui building at Grote Marktstraat 48-50/Spui 3 in downtown The Hague from 2025. The partners signed the leases on 7 November.

From 11 to 17 September, Leiden will be all about art and science. What can the combination of these two domains do for us? And how can cooperation between them be strengthened? Several public events and a brand new symposium for specialists should answer these questions.

Can a robot perform a religious ritual just like a monk? And what exactly is a religious ritual? Robots and religion seem to be two different subjects, but according to university lecturer Elpine de Boer, both can make us think about what it means to be human and what we consider to be of value. Together…

Rogier Hartendorp is professor by special appointment of social effectiveness of justice at Leiden University and a judge at The Hague District Court. So, the perfect person to liaise between our faculty and the Court. We asked him some questions about this role.

New publication reviews Dutch colonial sources on the Indigenous Brazilian Tapuia people: ‘For them the Dutch were another piece on the political chess board’

Professor Edmund Amann will be the new Professor of Brazilian Studies. A short introduction.

The history of the LGTBI+ collective, deeply marked by episodes of violence, repression, and discrimination, is also the history of the struggle for social change and the conquest of civil rights, advances without which contemporary Western democracies could not be explained. More recently, the implementation…

eLaw - Center for Law and Digital Technologies at Leiden University, has hosted the second Horizon Europe BIAS Project co-creational workshop geared towards discussing fairness in the hiring process and identifing desirable requirements and functionalities of the Debiaser.

It may seem as though adolescents do as they please, but they are more sensitive to their parents’ opinions than they would appear. The adolescent brain reacts strongly to parental criticism or praise. These are the results of a study by an interdisciplinary research group of psychologists and neuroscientists…

In 2025, Leiden University College (LUC) celebrates its 15th anniversary with the theme 'Global challenges, local impact'. To kick off this anniversary year, we have shared fifteen stories over the past few weeks showcasing how LUC students, researchers, and alumni contribute to societal challenges…

Dilara Erzeybek and Oumaima Hajri, two PhD students in Cultural Anthropology and Development Sociology received a Mosaic 2.0 grant last week. This NWO programme supports PhD students with a non-western migration background - an underrepresented group within science - in order to foster diversity in…

Four researchers from Leiden University have been awarded NWO Open Competition grants in the Science domain. This is for research into subjects such as immune cells in tumours, antibiotic resistance and magnetic semiconductors.

How unique is the human capacity for learning and adapting to an environment? In field research – in the rainforest and Artis Zoo – primatologist Karline Janmaat is studying how humans and other primates adapt to their environment in their search for food. She will give her inaugural lecture as Professor…

María Gabriela Palacio recently joined the Latin American Studies programme at the Institute for History as University Lecturer in Modern Latin American History. Below, she introduces herself.

Brain scans, heart attacks and credit scores: many science applications revolve around data. But how do you mine applicable insights from a mountain of data? In a Bachelor Honours Class, students discover how data science can contribute to their discipline.

X-ray and CT scanners are widely used devices in research, diagnostics and the industrial sector. And yet they are not nearly as fast and accurate as we would like. Mathé Zeegers is researching the newest technique in the field at the Centre for Mathematics and Computer Science: spectral X-ray imaging.…

eLaw - Center for Law and Digital Technologies at Leiden University, participated in the Horizon Europe BIAS Project international co-creational workshop geared towards discussing fairness of AI applications in the hiring process and ALTAI requirements.

Our university recently joined the European university alliance Una Europa. Staff from the 11 affiliated universities met in Leiden last week to discuss our collaboration.

Research

PhD student Janine Westendorp and her colleagues conducted literature research on what patients with cancer and their loved ones perceive as harmful communication from healthcare providers. The results were published in the journal Psycho-Oncology and are released as a poster to distribute to healthcare…

In our teaching, Leiden University gives all students the opportunity to learn about sustainability themes and issues. Social issues, including sustainable development, are addressed in the teaching and research at all of our faculties. On this Day of Sustainability, we highlight a number of subject…

Vincent van Heuven passed away unexpectedly on Friday 6 February 2026 at the age of 76 at his home in Kûbaard (Friesland), the Netherlands.

Lecture, CHiLL series

2024 was a remarkable and eventful year for the Faculty of Governance and Global Affairs. In this year overview, we look back month by month at the key events and developments.

Dutch troops, judges and politicians collectively condoned and concealed the systematic use of extreme violence during the Indonesian War of Independence. Historians have now shown how this could happen. ‘It was scandal management rather than prevention,’ says Leiden historian and research leader Gert…

Eleven researchers from Leiden University have been awarded an Open Competition Domain Science ENW XS grant by the Dutch Research Council for their research projects. They are researching how to make software faster and greener, improve cancer detection and reduce anxiety by manipulating the biological…

Lecture, Tuesday Talks: Science Insights

Lecture

Arts and culture, Studium Generale

Lecture

Book talk

Leiden University researchers will be working more closely with colleagues at Una Europa partner universities this year. Three research projects have been awarded up to €40,000 in Una Europa seed funding to explore questions related to democracy and AI, web tracking technologies and clean energy.

Alumnus Ben Smulders has worked for the European Commission for the past 33 years. ‘The discipline and depth that I experienced during my student days has helped me through various stages of my professional career.’

How do we know what a quantum computer is good for when it hasn't been built yet? That's what PhD candidate Casper Gyurik investigated by combining two terms you often hear: quantum computing and machine learning.

Connecting scientific fields, enhancing research and teaching, and providing innovative solutions to complex social issues: that is the idea behind interdisciplinary research. What did the university achieve in 2024? A small sample.

The 'Melissa' project strengthens the Netherlands' digital resilience against ransomware through public-private collaboration. Discover the successes, such as the dismantling of the Qakbot botnet, and the insights that contribute to a more effective approach to combating ransomware crime, both nationally…

When you think of a library, you probably picture books – or students quietly studying. But for subject librarian Rutger de Jong, most of the work happens online. ‘We never throw anything away. Everything produced here in the name of science should remain findable.’

As early as 2030, batteries in electric vehicles could fully meet the need for short-term electricity storage around the world. By connecting them to the power grid they can provide their stored energy, improving energy security and enabling renewable technologies in cleaning the grid.