Op vrijdag 4 april 2025 organiseert de werkgroep Stedengeschiedenis een bijeenkomst bij de Rijksdienst voor het Cultureel Erfgoed onder de titel ‘Archeologie en de stad’. De studiedag is gratis en voor iedereen toegankelijk.

With the growth of cybercrime in recent years, there is an urgency to gain insight into the money laundering process and the actors involved. This study focusses on the money laundering process and maps the actors involved in banking malware and ransomware.

The EU and the World is a Jean Monnet Chair, awarded to Karolina Pomorska (Institute of Political Science, Leiden University). Its aim is to promote and strengthen teaching and research in European Studies in Leiden and in The Hague.

Get to know us through our online and in-person events for prospective students!

A look into the political history of collecting and the collections of Andean mummies in Western European museums from 1830-1930 through archaeology and paleoimaging.

A portrait of the complex historical process of over 500 years of European colonialism in the New World.

Research on this theme concerns Europe’s position in global markets, its response to the emergence of new international trade and financial actors that challenge institutions where Europe has long had considerable influence.

On 2 September 2021, Gert Jan Geertjes defended his thesis 'Staatsrecht en conventie in Nederland en het Verenigd Koninkrijk'. The doctoral research was supervised by Prof. L.F.M. Verhey and Prof. W.J.M. Voermans.

Are you thinking about studying Encyclopedie en filosofie van het recht? Learn more and watch the videos. Please note that this programme is taught in Dutch.

Vice-President Vance uitte bij zijn recente bezoek aan Groenland kritiek op Denemarken. Trump had eerder al afstand genomen van Europa. Luuk van Middelaar, hoogleraar Grondvesten van de Europese Unie, en oprichter van het Brussels Instituut voor geopolitiek, deed een analyse over de situatie in Nieu…

AI has huge societal and economic potential and is widely used. But it also brings challenges: how do we combine human values with AI, how do we make AI more transparent and understandable, and what can AI and human cognition learn from each other, for example about language learning?

On 20 June 2025, Melanie Fink presented her research on ‘Robo Swarms and Polygraphs: The Future of European Border Management and its Human Costs’ at the Research Workshop on ‘Migration law at the intersection of international, EU and domestic law: institutional structures and the protection of human…

In the Surveillance and Security Threat Monitor 2022-2023, the research project thematically examined threat developments.

How can we understand the implementation of EU policy and what challenges are involved?

Netwerk en projecten duurzaamheid verduurzaming green office en green team

Are you interested in an economics programme that takes a multidisciplinary approach? The bachelor’s degree Economics and Society combines economics with political science and law, allowing you to understand the most pressing economic and societal challenges from various perspectives.

A study into the use of strategies in listening to French news reports

On 3 November 2021, Lucas Noyon defended the thesis 'Strafrecht en publieke opinie'. The doctoral research was supervised by Prof. J.H. Crijns and Prof. J.W. de Keijser.

Dutch book about pesticides and waterquality

Encyclopedie en Filosofie van het Recht is a specialisation of the master’s programme Rechtsgeleerdheid (Law) at the renowned Leiden Law School of Leiden University. This unique programme considers the philosophical issues and concepts upon which law is founded, in the broadest sense.

The European Council and the European Commission have a similar role in agenda setting. Both place issues on the EU agenda. However, these institutions have distinct designs. They have different political attributes (the European Council has considerably more political authority) and information-processing…

De Pagus Renensis van de 4de tot de 8ste eeuw na Chr.: Een archeologische synthese

On December 6th, Bob Schoemaker succesfully defended his doctoral thesis and graduated. The Leiden University Centre for Linguistics congratulates Bob on this great result.

The Centre for the History of European Integration (CHEI) is an initiative that brings together scholars working on European integration, broadly conceived, from a historical perspective.

Data reuse and big data: a taxonomy for personal data reuse.

This presentation is presented in Dutch

This presentation is presented in Dutch

What political factors affect the speed or duration of EU legislative decision-making?

International Relations and European Politics is one of the three organisational clusters of the Institute of Political Science.

Set up in 1991, this unique project aims to identify and describe the common lexical heritage of the most important Indo-European languages and language branches. The project has thus far resulted in twelve volumes published as The Leiden Indo-European Etymological Dictionary Series (Brill, Leiden).

You can find more information on the Dutch webpage. Click on the “Nederlands” button above.

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.

This publication is in Dutch.

The dissertation focuses on the work of German philosophers Theodor W. Adorno and Max Horkheimer, founders of critical theory at the Frankfurt School. Specifically, it is a study of the “early” writings, dated between 1925 and 1940, to reconstruct the early stages of critical theory. The thesis argues…

The study at hand focuses on the control of sex and youngsters through the response by authorities most notably from within criminal justice.