In this article, Jeanine de Roy van Zuijdewijn and Edwin Bakker provide a big picture reflection on two decades after 9/11 in Western Europe.

In an increasingly complex and security-challenged society, the CSM programme, Terrorism and Political Violence, provides you with the theoretical and practical skills to understand the issues underlying security challenges and develop solutions for crisis and security management.

Are you curious about how societies are governed - and what makes a society just? At Leiden University, you’ll explore democracy, law, safety and public policy in both national and international contexts. From human rights to climate legislation, from elections to ethical dilemmas: you’ll learn to analyse…

How do technologies of computer vision, which promise to replace humans in the understanding of images, work in practice in the field of security, and what are their ethical and political implications?

Many conflicts in Africa have been studied and described as location and time bound. Yet conflict is rarely confined and contained, and instead reaches across communities, borders, and generations.

This article on private active cyber defense by Dennis Broeders is part of a special issue of the Journal of Cybersecurity, based on a selection of contributions taken from the 2019 Conference on Cyber Norms organized by The Hague Program for Cyber Norms.

What Determines Perceptions of Bias toward the International Criminal Court? Evidence from Kenya. In this article, published on the website SAGE Journals in the Journal of Conflict Resolution, the authors Geoff Dancy, Yvonne Marie Dutton, Tessa Alleblas, Eamon Aloyo examine the attitude towards international…

In 2009-2010, the notion of a more ‘assertive’ China emerged in Western discourse, a viewpoint that China vehemently rejects. Nevertheless, especially after Xi Jinping rose to power in 2012, it is clear that China has abandoned its long-held foreign policy doctrine of ‘keeping a low profile.’

Employer organizations have been presented as strong promoters of the liberalization of industrial relations in Europe. This article, in contrast, argues that the preferences of employers vis-à-vis liberalization are heterogeneous and documents how employer organizations in Spain, Italy, and Portugal…

Find out how to apply for Crisis and Security Management at Leiden University by following our step-by step guide.

‘Can he do it?’ Since the remarkable victory of the All Progressives Congress (APC) in the 2015 Nigerian presidential elections, this has arguably been the most frequently posed question in Nigerian politics.

In 2014 Hans-Martien ten Napel received a Research Fellowship in Legal Studies at the Center of Theological Inquiry in Princeton, NJ. The book he wrote as a result of this fellowship was published last week by Routledge Law.

Leiden University invites pre-applications from scholars who wish to spend 12-24 months in the Institute of Political Science as part of the Marie Skłodowska-Curie Individual Fellowship Programme.

Tom Long (2022). A Small State’s Guide to Influence in World Politics. Oxford University Press. ISBN: 9780190926212, 240 pp. (hardback), £19.99.

To be eligible for Philosophy of Law, Governance and Politics at Leiden University, you must meet the following admission requirements.

How do the pathways of Dutch converts to Islam involved in jihadist movements differ from those of Dutch converts who are not, in terms of their life prior to Islam, their conversion experience and the form of involvement with the Islamic community after conversion?

An overview of the educational profile of the Leiden Institute for Philosophy, including its global teaching focus, curriculum themes, and supervision model.

On 23 September, the Leiden alderman for the Management of Public Space was presented with a Ginkgo Biloba in the Blekerspark. This special 'Peace Tree' was grown from a seed from a tree that survived the atomic bomb that devastated Hiroshima. The Peace Tree is being temporarily housed in Leiden's Hortus…

This paper focuses on the legal and institutional assumptions of Fritz Scharpf's famous thesis of an asymmetry between positive and negative integration in the EU. Taking issue with a number of arguments forwarded in the lead piece for this debate section, it questions the relevance of the thesis to…

The Tragedy Of The Stupid Nation retraces three decades of political instability during which the people of the Central African Republic suffered from several waves of violence that led to the breakdown of the social cohesion between the different communities (first along ethnic, then along religious…

Over a billion people live in China, it has the most spoken language in the world and is a major player on the world stage. Do you want to broaden your knowledge about this fascinating and powerful country? Study the language, culture, economy and politics on a high academic level with China Studies…

The Leiden Risk & Regulation Lab serves as hub for excellent research in regulation and risk governance and acts a platform for engagement with the practice and education of regulation and risk governance. Specializing in risk governance, responsive and effective regulation, reputation and accounta…

On Thursday 16 November, Dirk Broekhuijsen defended his doctoral thesis entitled ‘A multilateral tax treaty: designing an instrument to modernise international tax law’. The supervisors are Professor F.A. Engelen and Professor S.C.W. Douma.

La radicalisation est devenue un mot désignant notre monde en couleurs négatives. Ce livre cherche à comprendre ce que c'est que la radicalisation au Sahel et aux Pays-Bas?

As both old and new democracies experience increasing democratic backsliding, there is a critical societal need to rethink the design and effectiveness of democratic checks and balances. In this conference on Friday 9 June, the aim is to explore multidisciplinary insights about what makes the checks…

In the midterm elections in the United States on 6 November, the Democrats won the majority in the House of Representatives, thus regaining control of the House over the Republicans. But the Republicans expanded their majority in the Senate. Three of our researchers, experts on US politics, share their…

Lecturers had a week to convert their courses to online teaching. An enormous challenge because remote teaching was definitely not commonplace at Leiden University. Professor of International Relations Madeleine Hosli’s students were just about to begin internships at international organisations in…

My current research focuses on criminality and gender interactions in nineteenth-century Europe. This project uses a comparative methodology to explain gender constructions in a criminal and in a court setting.

The Discovery of El Greco: The Nationalization of Culture Versus the Rise of Modern Art (1860-1915)

By analysing neglected (continental) spy centres and integrating these groups of female intelligencers into the traditional, male-orientated historical narratives, this project will proceed towards a gendered history of early modern espionage.

Book launch and panel

Municipalities are becoming more and more selective when it comes to the nationality, age and sex of the asylum seekers they are willing to take in. This is the outcome of an investigation by Dutch newspaper NRC. And the Central Agency for the Reception of Asylum Seekers (COA) agrees with the results.…

Book project on how European policy is made and implemented, with a focus on how that process can be understood and lead to policy change.

In October, the Provincial Executive in Friesland reprimanded four civil servants who had signed an incendiary letter asking the government to adopt a more active climate policy. Wim Voermans, Professor of Constitutional and Administrative Law, feels that the Executive made a mistake.