The Centre for Science and Technology Studies (CWTS) is a research institute at Leiden University working on improving how science is practiced and governed and how it serves society.

In our HANDS!Lab for Sign Languages and Deaf Studies, we run projects pertaining to sign language linguistics with a focus on Africa. In addition, we are running projects on sign language teaching, tactile signing, deaf people’s experiences with the legal system, and deaf history.

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The Data Science Research Programme at Leiden University combines data science with PhD projects in a wide range of disciplines. The programme has been running for over two years, and is producing the first astonishing results. A number of PhD candidates talk about their experiences and research bel…

Vaccines are an extraordinary category of biopharmaceuticals. They are usually prophylactic and come in many types, from whole bacteria to peptides and nucleic acids. They are very cost effective and almost every human on the planet is vaccinated. The latter mandates that vaccines have to be extremely…

Here we provide information on the ways through which the Institute of Psychology aims to foster responsible scholarship practices: conducting research with integrity, and meeting the needs for better quality and efficiency in psychological science.

Promoting academic equity for students with ADHD through evidence-based accommodations and inclusive teaching methods in higher education.

Leiden University provides ambitious students with the most recent and innovative areas of knowledge, and offers them the freedom to develop their own area of expertise.

Here you can find an overview of the past projects of the Leiden Leadership Centre.

Since the late 1990s Leiden University has been located in two cities: Leiden and The Hague. Leiden is where the University was founded and still forms its heart, with six of the seven faculties being housed there. The faculty of Governance and Global Affairs is located in The Hague and most of the…

Using artificial intelligence is more complicated for the government than for companies. Bram Klievink, Professor of Public Administration, aims to identify the problems and find solutions.

The university is committed to providing an accessible learning and working environment for students and staff. They should be able to feel at home at our faculty. That is why there is now an all-gender toilet in every humanities building to contribute to that feeling of recognition and safety.

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…

Dr Irene Groot (LIC) has been appointed professor of Surface and Interface Science with effect from 1 March. The appointment is an honour for Groot. 'It feels like recognition of your research, teaching and leadership qualities.'

Two Humanities research masters and one master’s programme score well above average in the Keuzegids Masters: the research master History, the master and research master Classics and Ancient Civilizations.

Assistant Professor Juan Masullo of the Institute of Political Science has been awarded the 2025 Alexander George Best Article Award for his work on interviews and process tracing.

Dr Mark Leiser, Assistant Professor at eLaw, and Wen-Ting Yang, former Law And Digital technologies student, won the Best Paper award at BILETA, the United Kingdom’s largest tech and legal education conference.

Carlo Beenakker has been appointed a Fellow of the American Association for the Advancement of Science (AAAS), the organisation behind the journal Science. Among the Fellows, he is the third Dutch person and first Leiden researcher.

Shuai Guo, PhD candidate at Company Law and the Hazelhoff Centre for Financial Law, was invited to speak about his research on cross-border bank resolution, with a comparative analysis of the EU, the US and China, at the Global Bankruptcy Scholars’ Work-in-progress Workshop held on 20-21 September at…

On 10 October, Valerie Frissen was awarded the Lifetime Achievement Award by the Internet Society Foundation. The professor by special appointment received the award in recognition of her tireless efforts in the field of internet freedom, digital rights and internet governance.

It is with great sadness that we have learned that Jan Vranken passed away on Tuesday 17 June. In 2005, he was awarded an honorary doctorate by Leiden University in recognition of his work.

On Thursday July 1, our alumna Lise Stork will defend her PhD thesis at Leiden University. It is about using AI to make sense of handwritten natural history archives.

How can humans and computers learn from data? To research this, scientists often use so-called Bayesian methods. Although these methods are widely used, they also have limitations and are not always easy to interpret. In her dissertation Rianne de Heide describes some of these problems and introduces…

Baleseng Maeneche (University of the Western Cape) has won the Africa Thesis Award 2024 with a master's thesis on media representation of male perpetrators of violence against women and children in South Africa. Her research challenges dominant narratives and emphasises the need for fair media representation…

For her research on social-emotional regulation in children Michelle Achterberg on Wednesday, May 25 2022 received the Dutch Association of Developmental Psychology (VNOP) Dissertation Prize. With her PhD research, she mapped out which mechanisms play a role in social emotion regulation in childhood.…

In the context of Panama’s independence month, the Panamanian Embassy in the Kingdom of The Netherlands decided to recognize Natalia Donner’s contributions to the study of Panamanian history and culture, as well as her role in a massive repatriation project.

Researcher Yung Lin received the Young Scholar Award at the annual conference of the European Association for Taiwan Studies (EATS). She obtained her PhD in 2025 on Taiwan’s public diplomacy.

Professor Frits Kalshoven passed away on 6 September 2017 at the age of 93. Kalshoven was internationally renowned as an expert in the field of international humanitarian law (IHL). From 1970 onwards he was a professor at our law school, where he had also been a student himself and where he was awarded…

YAL raises its voice on policy matters.

New PhD opportunity at University of Amsterdam in 'Intercultural Contact and Identity Formation in Premodern Frontier Zones'. Deadline for application: 15 April 2025

During this Lunch Seminar of 20 November 2023, Ramesh Ganohariti presented his PhD research on contested sovereignty and politics of citizenship.

On April 26, three separate projects from LIACS Media Technology group members were awarded a

Last Thursday, 1 June, the Institute of Psychology's strategy was officially presented during the Institute of Psychology Party. After a year of commitment from across the organisation, there is now a plan for the next five years that includes five focal points, based on the Leiden academic core val…

As of November 1st, Peter Grünwald has been appointed professor Statistical learning on a new chair hosted by both the Mathematical Institute and the Leiden Institute for Advanced Computer Science (LIACS).

Corinna Jentzsch and Wouter Veenendaal, two political scientists affiliated with Leiden University’s Institute of Political Science, have been awarded a NWO ‘Veni’-grant. This grant brings them official recognition as ‘young outstanding researchers’, as well as financial support for conducting independent…

Rafał Matuszewski has been elected Fellow of the Young Academy of Europe (YAE) in recognition of his academic leadership and outstanding scientific achievements in the fields of ancient Greek history and classics.

Thanks to deep learning, computer program AlphaZero plays better chess than the best person. The computer wins because it can predict further ahead than a human being through pattern recognition. Aske Plaat discusses this special development in Dutch newspaper NRC. He expects the major tech companies…

On December 3rd, AI4LAM (Artificial Intelligence for Libraries, Archives, and Museums) was launched in London. Leiden University Libraries (UBL)is a founding member, along with more than 40 leading international heritage and knowledge institutions. Together with our partners in AI4LAM, UBL aims to promote…

Psychologist Anne Urai has received the Young talent award from the Dutch Neuroscience society. She was described as a 'talented, promising early career researcher' and complimented on her international profile, having spent time in London, Paris, Hamburg and New York.

Lecture, European Union Seminar

Stefan Sagel heeft op 10 februari de Gouden Peer arbeidsrecht van het juridische platform Mr. ontvangen. De hoogleraar arbeidsrecht kreeg de onderscheiding op voordracht van twintig juristen uit hetzelfde rechtsgebied.

University lecturer Mojan Samadi has won not only a Meijers Prize, but also the Van Wersch Springplank Prize for her outstanding contribution to science. Samadi examined the concept of femicide in a criminal justice context and highlighted the importance of a feminist perspective in gender-based mur…

Leiden University has an active open science community. Open science means transparency in all phases of research by precisely documenting every step of the way and making this publicly available. ‘It’s time to be open,’ say psychologists Anna van ’t Veer and Zsuzsika Sjoerds. There is increasing awareness…

Rector Magnificus Carel Stolker was presented with a 'Diamond' on 8 June in recognition of Leiden University's role as a 'shining example' of male/female diversity. 'It's a question of determination,' says Stolker, 'and that gets results. For example, we are appointing an increasing number of female…