East European Politics is a refereed journal which publishes articles on the government, politics and international relations of the post-communist world.

The researchers examine the Council of the European Union's voting behaviour between 2010 and 2021 and the impact of different independent variables.

Reconstructing language history and prehistory in the context of the Indo-European language family.

Pintores, arquitectos y exposiciones internacionales –como las de Barcelona y Sevilla– tuvieron un papel crucial en la definición y visualización del carácter idiosincrático de cada región. Este libro pionero compara el proceso de construcción de identidades regionales en España con el de Francia y…

Research on this theme concerns the legitimacy and effectiveness of Europe’s institutional order in the face of public alienation and normative contestation.

Study European politics, society, and international relations across four major European cities: Prague, Leiden, Krakow, and Barcelona. This two-year joint Master's programme offers a unique interdisciplinary experience.

No nation-state can solve today's global challenges on its own. In the specialisation International and European Governance you will obtain a deep understanding of the interplay between the international, EU, and (sub)national governance systems and how this interplay affects the capacity of public…

Deze onderzoeksgroep richt zich op het thema ondermijning en financieel-economische criminaliteit, in het bijzonder de aanpak ervan op een aantal deelterreinen.

The League of European Research Universities (LERU) is a group of 24 leading European research universities.

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.

Research on this theme addresses the systemic risks faced by European societies and affecting the quality of life of European citizens.

On 18 November 2020, Mojan Samadi defended her thesis 'Normering en toezicht in de opsporing'. The doctoral research was supervised by Prof. J.H. Crijns.

This document is only available in Dutch

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

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…

In addition to the open courses, Leiden University also offers tailored courses for organisations. With customisation, the content of the programme is entirely adapted to the needs of your organisation.

Are you thinking about studying European Union Studies? Learn more and watch the introduction video.

European Border Communities provides an overview of interdisciplinary research on the dynamics, challenges and effects of cross border mobilities and the management thereof.

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

Almost all languages of Europe and of a large part of western Asia belong to a single language family, which is called Indo-European, and which includes modern languages like English, Dutch, Russian, Farsi, but also ancient ones like Ancient Greek, Latin, Hittite and Sanskrit.

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?

How did Dutch refugee policies develop during a period in which consecutive coalition cabinets were responsible for these policies during refugee crises between 1913 en 2017 and what were the considerations that can explain this development?

The first results of the “Policing European Metropolises project” (PEMP) that associate Professor Elke Devroe and Professor P. Ponsaers launched in April 2013 are now published. Having been the referent for The Netherlands and Belgium in the Urbis project (Leonardo programme), the project focuses on…

In this research project, the protection of personal data is compared in eight EU member states: France, Germany, the UK, Ireland, Romania, Italy, Sweden and the Netherlands. The comparison of the countries is focused on government policies for the protection of personal data, the applicable laws and…

On 9 September 2020, Ruben de Graaff defended his thesis 'Concurrence in European Private Law'. The doctoral research was supervised by Prof. A.G. Castermans and Prof. S.C.G. Van den Bogaert.

Agrian History, 5300 BC - AD 1000; C.C. Bakels

Madeleine O. Hosli, Professor of International Relations, wrote this book in which she analyses the complex relations between the European Union (EU) as a regional organization and the United Nations (UN) as an international, global governance institution.

The overall objective of ECS is to widen and strengthen the European Citizen Science community through capacity building and awareness raising activities such as the creation of a European Citizen Science Academy and the establishment of a network of 28 ECS Ambassadors.

Foute taal? Bestaat niet!

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

The project Advancing The European Multilingual Experience (AThEME) studied multilingualism in Europe by incorporating and combining linguistic, cognitive and sociological perspectives.

A large amount of the EU's used or wasted textile is exported towards lower-income countries. Much of this exported textile is either burned or dumped and the amount that is truly reused or recycled is uncertain.

Just published: European Banking and Financial Law Statutes Published by Routledge

Are you thinking about studying Public Administration: International and European Governance? Learn more and watch the videos.

This article presents a new dyadic approach to studying voting behaviour in the Council of the European Union.

What is “teaching excellence” in Higher Education? Which different teaching excellence training, promotion and reward schemes exist across Europe? How can a common European teaching scheme look like? The e-NOTE project led by Leiden University seeks to answer these question in cooperation with five…

The Central and Eastern European Studies Centre is an interdisciplinary platform of scholars of Leiden University. The Centre’s mission is to bundle together, strengthen and disseminate existing research into the history, politics, and culture of the region, spanning the new member states of the EU,…

On 21 October 2021, Frederik Behre defended the thesis 'A European Ministry of Finance?'. The doctoral research was supervised by Prof. S.C.G. Van den Bogaert.

Together with Knud Andresen, Bart van der Steen recently published a volume titled A European Youth Revolt. European Perspectives on Youth Protest and Social Movements in the 1980s.

On 19 February 2019, Mirjam Sombroek-van Doorm defended her thesis 'Medisch beroepsgeheim en de zorgplicht van de arts bij kindermishandeling in de rechtsverhouding tussen arts, kind en ouders'. The doctoral research was supervised by Prof. dr. A.G. Castermans en Prof. mr. C.J.J.M. Stolker.

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.

The coronacrisis makes painfully clear that a transboundary crisis requires a transboundary response. The European Union could play a key role, but that has not happened so far. Political scientist Amy Verdun (Leiden University) explains why.

Presentations and report!

Cette étude montre que le développement phonético-phonologique en fulfulde et bambara est à la foiscomparable au développement langagier dans d’autres langues du monde et influencé par les caractéristiques phonétiques et phonologiques de ces deux langues notamment au niveau de la phonotaxe.

This special issue of the Journal of European Policy presents results from the research on the European Union Enlargement and its Integration Capacity. The Journal of European Public Policy is one of the leading journals in this field.

This research cluster is a part of the Institute of Political Science’s research programme ‘Institutions, Decisions and Collective Behaviour’.

This article 'Shaping the European External Action Service and its post-Lisbon crisis management structures: an assessment of the EU High Representatives’ political leadership' assesses the role, influence and core aspects of the EU High Representatives’ (HR/VPs) “political leadership” in the context…