Meet the people behind the Global Transformations and Governance Challenges (GTGC) programme.

Human AI is where artificial intelligence and machine learning meet philosophy, cognitive science, and the creative arts. Examples of research questions in this domain are: 'Can an algorithm be creative by human standards?', 'Can creative processes, such as composing music or writing poetry, be modelled?',…

From black holes to artificial intelligence and from drug research to data science: welcome to the fascinating world of the Faculty of Science. Our researchers, students and guests regularly give public lectures about their work. You are welcome to attend.

Bacteria are everywhere. They are the most abundant organisms on earth and impact all aspects of our lives. They determine our health and shape our environment. Ariane Briegel, professor of Ultrastructural Biology, freezes bacteria super fast to gain a true-to-nature image of the internal and external…

Trust and reciprocity are two important social behaviors that help adolescents to navigate their social world successfully. In their empirical article in Journal of Research on Adolescence, van de Groep, Meuwese, Zanolie, Güroğlu, and Crone describe the development of trust and reciprocity in adolescents…

Celebrating 20 years of Environmental Research and Education in Northern Cameroon

Introducing five papers about of the impact of crises on the governance, decision-making, and institutional design of the Euro Area, political scientists Valerie D'Erman (University of Victoria, Canada), Paul Schure (University of Victoria, Canada) and Amy Verdun (Leiden University) summarise the 'lessons…

The subjects of the texts vary from Demosthenes to the delivery of camels in early Islamic Egypt, and their provenances stretch from the Eastern to the Western Desert, and from the Egyptian Nile valley to Qasr Ibrim in northern Nubia.

The LCTP organises a variety of events, including a speaker series with guests from The Netherlands and abroad, a regular lunch time research colloquium for graduate students and staff, and reading groups on texts of interest to members of the group.

On 26 February 2020, Hans-Jan van Kralingen defended his thesis 'De ondeelbaarheid van het pand- en hypotheekrecht, deconstructie van een leerstuk'. The doctoral research was supervised by Prof.mr. W.J. Zwalve and Prof.mr. E. Koops.

D2.2 comprises the in-depth legal analysis of the initial heuristic model, focused on addressing, in more detail, the main legal concerns for data reusers in the European data economy. This detailed analysis of the legal propositions presented in D2.1 is supplemented by an analysis of the technological,…

The nation-state is not so old as we are often told, nor has it come to be quite so naturally. Getting this history right means telling a different story about where our international political order has come from—which in turn points the way to an alternative future.

The institute has a number of guest rooms available for visiting scholars and students. Scholars affiliated with our participating universtities get priority, but scholars from other universities are welcome to stay at the institute as well, depending on availability.

Citizens in multiple crime-ridden countries strongly support the militarization of security—that is, placing the military in charge of traditional policing duties. Yet, we know little about the determinants of such support. Do people approve of militarization even in the face of human fatalities? Political…

'Community Involvement in Conservation and Livelihood Initiatives in the Eastern Himalayas Reflections on Practices and Policies' is a critical reflection written by academic and societal partners included in the Futuring Heritage project consortium, published by the Integrated Mountain Initiative (IMI)…

Arts and culture

Arts and culture

Arts and culture

Arts and culture

How did we come into existence? Are we alone? These questions have driven humans for centuries.

Many important topics in computer science, such as the correctness of software, the efficiency of algorithms and the modeling of complicated systems, depend on sound theoretical underpinnings. In the Theory group, we study these fundamental building blocks and develop verification methods to prove system…

Previous research has found important inter-individual differences in the pharmacokinetics (PK) of morphine in special populations such as children, the morbidly obese or the critically ill.

Which features characterize speakers’ voices, and how are these features determined by what a speaker is saying?

Essays dedicated to Frans Wiggermann

This proposal aims at the construction of a comprehensive and authoritative scientific grammar for Dutch and Frisian in the form of a virtual language institute: het Taalportaal/the Language Portal.

The single cell group (SCG) is part of the Metabolomics & Analytics Centre Our research is centered around developing innovating analytical methods tailored for small-volume, or single cell analysis to enable metabolomics-driven systems biology in personalized health strategies. We are always on…

Promotor: G.R. de Snoo, W. Kustiawan, Co-promotor: H.H. de Iongh

Otrar as a Case Study for a 6-10th century Transition Zone

Promotor: G.R. de Snoo, Co-promotor: H.H. de Iongh, C.J.M. Musters

Traces of a Colourful Past

This thesis focuses on the application of lipid-based nanomedicine in drug delivery, including small molecular antitumor drugs and biomacromolecules including mRNA, and evaluates their biological performance.

Three types of PLCs are studied, varying on the dimension of autonomy of and interdependency between teachers: Joint work, Aid and assistance and Shared practices.

This publication is in Dutch. For more information, check the Dutch page.

Children of preschool age are increasingly understanding what adults expect of them. What rules of behavior do these children learn from their fathers and mothers in certain cultures within the Netherlands?

The Hague Diplomacy Podcast aims at bringing the themes of the journal's research off the page, and onto the discussion table. Each episode will feature a guest who will share their insights and personal experience within their practice of or research on diplomacy.

Circular economy… is it another a buzz word or a concept worth learning more about?

On Thursday 30 May 2024 Corrie van Maris successfully defended a doctoral thesis and graduated.

We are a diverse collective with members from different faculties and organisations. Select a faculty or organisation in the left column to search and connect with members. Have questions or want to become a member? Get in touch with the steering committee.

On 7 February 2025 Leiden University celebrated its 450th anniversary.

Tot voor kort was de kartering van oppervlaktevondsten de geijkte manier om het in de bronstijd bewoonde gebied in West-Friesland in kaart te brengen. In dit rapport gebaseerd op archeologisch onderzoek in 2012-2015 wordt uiteengezet wat de relatie tussen de oppervlaktevondsten en de aan- en afwezigheid…

This publication is in Dutch. Please consult the Dutch page.

Arts and culture

The CADS Asia Research Cluster extends the legacy of the Institute’s Asia focus into the future, as an important hub in international networks on the study of Asia and through active engagement with colleagues in Asia. Within the Institute the Asia Research Cluster offers a platform for anthropologists…

Learn about PhD research at Leiden University’s Institute for Philosophy: information for current and prospective candidates, supervision, and academic development within the Faculty of Humanities.

As an alumnus you can continue to use your ULCN account.