The International Institute of Air and Space Law is one of the leading international academic research and teaching institutes in the world, specialising in legal and policy issues regarding aviation and space activities in the broadest sense of the word.

Leiden University regularly welcomes members of the Royal Family to attend opening ceremonies, lectures, presentations and unveilings of works of art.

The CMCB brings together microbial cell biology expertise in Leiden. It aims at optimal resonance between the groups and maximal exploitation of the available infrastructure and to develop innovative cross-boundary technology platforms.

C.R. Hermans (2012). Facsimile-editie van Noordbrabants Oudheden aangevuld met enkele Archeologische Mengelwerken.

On Friday 28 November, Leiden University celebrated its broad pallet of research and education at a unique anniversary event. We took collaboration between fields of science, and between researchers and society, one step further.

Refugees’ effect on domestic terrorism is conditioned by host-country social perception (attitude about living next-door to foreigners) and economic competition. These hypotheses are tested cross-nationally from 1995-2014 leveraging data from the World Values Survey.

Leiden University opened its doors in 1575 – the very first university in the Netherlands. The law faculty was involved from the start and so in 2025 we, too, celebrated our 450th anniversary.

The NVIC library is a public, academic reference library. Entrance is free—no membership needed—and offers access to our book collection and two reading rooms, which have a WiFi connection. It is not possible to borrow books from our library.

The photo exhibition offers a unique glimpse into the research being carried out at Leiden University in The Hague. It features eight researchers connected by one common thread: their research has a real impact on the city and the people of The Hague.

This lecture will be hosted on Thursday, 23 April 2026 at 6:00 pm - 7:00 pm.

This film will be screened on Sunday, 19 April 2026 at 7:00 pm.

Here you will find information about Guus Boelens' graduation ceremony.

The relationship between States and foreign corporations are regulated by international economic law and international investment law in particular. Any disputes between States and foreign corporations must therefore also be solved by reference to this body of public international law, for example when…

Learn all about the writing systems used in the famous wall poems of the city of Leiden.

Why, then, do governments choose to disclose intelligence and what factors shape how they do so?

The Digital Archaeology research group manages two computer laboratories with different purposes: the teaching lab (F1.01) and the research lab (A1.13a).

The objective of this project is to show how teacher research can encourage teachers’ learning process as professionals, improve teaching practices and generate knowledge about these practices.

On 12 January 2022, Mirjam Franke defended the thesis 'Over de grens van de onrechtmatige daad'. The doctoral research was supervised by Prof. A.G. Castermans and Prof. J.H. Crijns.

Wordt het nog wat met de Arabische lente?

This dissertation sheds light on politics, education and linguistic identity by studying the case of the College of Jerusalem, founded by the Brothers of the Christian Schools.

Assesses the importance of Merleau-Ponty to current and ongoing concerns in contemporary philosophy.

A selection of news from Leiden University.

In 2019 Leiden University will be 444 years old. This special birthday calls for a special celebration. We will be celebrating this milestone with the residents of Leiden and The Hague.

In this special edition of Information Polity there is a focus on the transparency challenges of using algorithms in government in decision-making procedures at the macro-, meso-, and micro-levels.

Corruption, integrity (or a lack thereof…) and public values are near omnipresent elements in public administration and politics of all times. Cases of corrupt public officials and politicians continuously emerge. Strangely enough, however, it often remains unknown what actually occurred, how something…

With your bachelor’s degree, you’re more than a specialist in Arts, Media and Society. Alongside your subject expertise, you’ve developed a broad set of academic skills that give you a strong start in your career. Graduates often find roles where communication, writing, research and teaching play a…

The CIGR brings together a diverse range of unique expertise in genome research rooted in biology, chemistry and physics. Members of the CIGR investigate genome folding and genome transactions. An important aspect is direct as well as long term relevance for medicine.

The ERC Consolidator project Food Citizens? Collective food procurement in European cities: solidarity and diversity, skills and scale (2017-2022) organizes Conference Friday 4 February and Winter School 24 January to 4 February 2022.

You will acquire knowledge about legislation and governance regarding to modern technologies. Read more about the programme Law and Digital Technologies.

You’ve completed your degree – you’re now a graduate in African Studies. What’s next? The possibilities are wide open! Many graduates go on to roles that focus on research, analysis or communication. What do you enjoy doing? Your options may be broader than you expect.

With your bachelor’s degree you’re more than a specialist in South and Southeast Asia. Alongside your subject expertise, you’ve developed a broad set of academic skills that give you a strong start to your career. Graduates often find roles where communication, advising, organising and teaching play…

Labour market surveys show an increasing demand for graduates in the field of Urban Studies, particularly those trained in broad programmes that combine social and cultural perspectives on cities and urbanisation.

Do you have any questions about the Governance of Sustainability master’s programme? Please contact us! It is also possible to schedule a call with our study advisors or one of our students. Moreover, we have online Walk-In hours every month.

Do you have any questions about the Industrial Ecology master’s programme? Please contact us! It is also possible to schedule a call with our study advisors or one of our students. Moreover, we have online Walk-In hours every third Friday of the month.

Leiden University and LUMC benefit from unique knowledge gained from research and teaching about healthy lifestyles. We want to bring this knowledge together into one place, and we want to share it even more effectively than we do now.

In een uitzending van het Politiek Café van - Dit is de Dag (NPO) discussieerden staatsrecht-experts Corne Smit en Wim Voermans over de vraag of een minderheidskabinet in Nederland levensvatbaar is. Hun antwoorden liepen uiteen, maar kwamen op hetzelfde neer: stabiliteit.

The Dutch municipality of Deventer recently organised an open tender to grant a coffeeshop licence, drawing 1035 responses. Annemarie Drahmann, associate professor in administrative law, commented in ‘Trouw’ newspaper about this procedure.

Our research regularly receives attention in the (Dutch) popular media. Here is an overview.

The Department of Medical Microbiology of Leiden University Medical Centre (LUMC) will investigate the efficacy of a new experimental vaccine from the pharmaceutical company Jansen against the coronavirus. The research is being conducted in collaboration with the The Janssen Pharmaceutical Companies…

Other COI publications can be found on Leiden Law Blog, the Leiden Law Methods Portal, and in the drop-down tabs below.

Frans Stoelinga defended his thesis on 19 November 2020.