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

From the mid-19th century until the 1970’s, the Middle East witnessed the presence of various European missionaries who played a fundamental role in the birth and the development of humanitarianism. Since these Christian missionaries were well integrated in the local Middle Eastern societies via their…

Deze PiP stage biedt de mogelijkheid tot het doen van Master onderzoek in Leiden Noord rond thema’s op het vlak van vitaliteit en gezondheid zoals bijvoorbeeld eenzaamheid, gezondheid en leefstijl, of manieren waarop de publieke ruimte gezond gedrag kan stimuleren. Het onderzoek zal gedaan worden met…

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.

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).

The position of writing within the domain of artistic academic research is not self-evident. In academia, standard practice is to use writing for the transfer of knowledge: it is a means of communication. In the practice of (nonlinguistic) artistic research, the outcome is also often contextualized…

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?

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

Digital edition of the correspondence between the philosopher Gerardus Johannes Petrus Josephus (Gerard) Bolland (1854-1922) and the philologist Pieter Jacob Cosijn (1840-1899), consisting of 46 letters covering the period 1879 to 1899.

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.

This dissertation presents the results of the importance of creativity for ICT-students of Dutch universities of applied sciences (in Dutch: hogescholen), and the functioning of training courses that aim to promote creative abilities is highlighted.

This document is only available in Dutch

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.

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…

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

Law, Institute of Tax Law and Economics

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.

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.

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.

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.

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.

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…

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

This dissertation approaches collections of Andean mummies in European national and university museums as the focus to understand the relationship between objects, documents, and the practice of collecting in the period from 1850 to 1930. Over 200 mummies, kept by 18 different museums in Western European…

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A source of inspiration for readers who are curious to understand how people move and convince each other

For a long time it has been thought that habitation and landscape organisation only changed significantly from the Roman Period onwards. However, many developments were already started long before Julius Caesar's Roman armies arrived in the southern Netherlands.

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.

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?

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…

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…

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

Geopolitical events affect Europe un a myriad of ways far beyond trade and defence. They also impact areas such as the environment, migration, technology, EU enlargement, multilateralism, and the rules-based international order more generally. Three GTGC researchers participated in a panel discussion…

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.