The book addresses the question “How and why do people become involved in European homegrown jihadism?

This programme video is presented in Dutch

This programme video is presented in Dutch

This programme video is presented in Dutch

This programme video is presented in Dutch

The Master’s in European Union Studies at Leiden University offers students an opportunity to study the EU from multiple disciplinary perspectives.

Are you thinking about studying Straf- en strafprocesrecht? Learn more and watch the videos. Please note that this programme is taught in Dutch.

Het is een wijdverbreid idee dat (post-)middeleeuwse steden een sterfteoverschot hadden en zij slechts in leven konden blijven door de toestroom van migranten; een fenomeen dat bekend staat als het ‘urban graveyard’-effect. Over details valt te twisten, maar duidelijk is dat de stad en de dood dichter…

Mariana de Campos Françoso and Amy Strecker published a new article in the International Journal of Cultural Property last week entitled 'Caribbean Collections in European Museums and the Question of Returns'.

Een medewerker van Frontoffice Studentenzaken legt uit waar je vooral rekening mee moet houden als je je wilt aanmelden bij de Universiteit Leiden.

Met AI kunnen nieuwsredacties razendsnel beelden genereren — maar tegen welke prijs? Dit onderzoeksrapport opgesteld door prof. dr. Jaap de Jong, dr. Astrid Vandendaele, Maartje van der Woude en Stef Arends (Universiteit Leiden), baseert zich op 59 interviews met beeldmakers, redacteurs en experts uit…

Dit rapport maakt deel uit van het project Receptenboek burgerparticipatie in opdracht van de Rijksdienst voor het Cultureel Erfgoed (RCE) en met steun van het Fonds voor Cultuurparticipatie.

Project leader Esther Kentin has published an article on the European chemical regulation REACH and the restriction of microplastics in a physics journal.

The European courtroom as political arena? Judicial interference in politically charged issues in European asylum law and criminal law

The Law of the European Union is a complete reference work on all aspects of the law of the European Union, including the institutional framework, the Internal Market, Economic and Monetary Union and external policy and action.

Het rapport van de Commissie Sorgdrager naar aanleiding van de Hawija-zaak, wijst uit dat Defensie niet transparant is over eigen fouten. Wim Voermans, hoogleraar Staatsrecht, bevestigt in Nieuwsuur dat ‘Defensie een patroon laat zien van verkeerd en onjuist informeren van de Tweede Kamer.’

Digital media are everywhere and are therefore a major part of our lives and the lives of our children. The new specialisation in Digital Media in Human Development focuses on the opportunities and challenges of digital media in child rearing and education.

On 13 February, Professor Matthias Haentjens spoke at the conference “Proportionality in European Banking Regulation” at the Bank of Greece. This conference was organized by the Greek central bank, in cooperation with the University of Piraeus and the European Banking Institute (EBI).

Foute taal? Bestaat niet!

Covid-19 is een disruptieve ontwikkeling die hier en nu veel vraagt van zorgprofessionals, bestuurders en managers. Hoewel de crisis nog volop bezig is, is nu al duidelijk dat het Coronavirus een blijvende impact zal hebben op zorginstellingen en fundamentele vragen oproept over hoe we onze zorg optimaal…

On 7 April 2017 Labour Law professor Heerma van Voss spoke on reduction of working time in European countries during the economic crisis at the Hungarian Academy of Sciences in Miskolc, Hungary.

This minor is intended for students with a broad interest in the functioning of the public sector in all its diversity who, in addition, want to contribute to improving public service delivery.

European integration is under pressure. At the same time, the notion of a European administrative space is being explicitly voiced. But does a shared idea of the public servant exist in Europe?

Brexit has been a kind of shock therapy for the EU and has eventually led to more appreciation for European cooperation. That is what Professor Luuk van Middelaar claimed on 30 November at the conference ‘Brexit and the future of the European Union’ which marked the 60th anniversary of the Europa Institute…

The Institute of Private Law at Leiden University kindly invites you to an online book launch of the book Legal Pluralism in European Contract Law. The author will introduce the theme and summarise the main conclusions of the book, followed by comments from two panelists. Afterwards, there will be a…

Lamberto Zannier, Secretary General of the Organization for Security and Co-operation in Europe (OSCE), gave a lecture on ‘The OSCE, a bridge between East and West and a platform for dialogue on European security’

Study information

The Team International Relations and European Studies addresses the interconnections and interdependence of contemporary global political, economic, security and culture from a multidisciplinary perspective rooted in the humanities. More specifically it is concerned with the study of international relations…

Nikki Ikani, Assistant Professor Intelligence and Security at the Institute of Security and Global Affairs (ISGA), has recently published her latest monograph 'Crisis and change in European Union foreign policy' with Manchester University Press.

The annual excursion of the Adv. LLM programme in European and International Human Rights Law (EIHRL) took place from Sunday 16 to Saturday 21 April.

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 presence and participation of interest groups in policymaking processes has become a crucial component of Western democracies. These groups link society and policymakers and influence public policy choices. Their function however, is often taken for granted and not very well researched. Adrià Albareda…

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

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.

Are you thinking about studying Management van de Publieke Sector: Politiek, Beleid en Management? Learn more and watch thevideos. Please note that this programme is taught in Dutch.

Are you thinking about studying Management van de Publieke Sector: Bestuur en Advisering?Learn more and watch the videos. Please note that this programme is taught in Dutch.

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.

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.

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

How can groundbreaking research help Europe tackle the huge challenges it faces? At the launch of the Leiden Europe Hub, academics and policymakers discussed this in the heart of European democracy: the European Parliament.

Archaeologist Quentin Bourgeois received an NWO Vidi grant to investigate the emergence of a pan-European culture in the third millennium BC. ‘We see ideas being shared across the entire continent in pre-literate societies. And not only that, for a thousand years, the same cultural ideas persist.’

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…