Terrorist groups adapt to environmental changes to maintain power. This project provides new insights by developing a theory of strategic target selection and using big data analytics and machine learning to test these hypotheses.

Looking back on 2024, Elon Musk and his impact on the global stage, political developments in the Netherlands and the war in Ukraine come to mind. These and other topics were discussed in ‘De Jortcast’, a podcast hosted by Jort Kelder on Dutch radio offering ‘radio therapy against hypes and hysteria’.…

Dividing Worlds: Tsunamis, Seawalls, and Ontological Politics in Northeast Japan

Do political knowledge and democratic values encourage young people to participate in politics or not? Political Scientist Leila Demarest had a closer look at adolescents’ participation intentions in Nigeria and shared her findings with The Conversation.

Ramesh Ganohariti, PhD student and Ernst Dijxhoorn, Assistant Professor at Leiden University, researched the relation between international relations and sports, with sport and sports events increasingly being used for various diplomatic and political goals.

The process of unification and the character of the union are the central topics of Magnanimous Dukes and Rising States. Robert Stein mirrors continuity and modernisation in Burgundian times with the bankruptcy of the former dynasties and the decline of feudal government. The powerful towns played an…

This article examines to what extent bureaucratic responsiveness depends upon the source, the content and the salience.

This book investigates how the rulers of the Habsburg world empire developed and implemented a central maritime policy for the Netherlands and appointed an admiral of the sea or admiral-general for that purpose.

In recent years, the question why citizens (do not) support democratic innovations has attracted increasing academic attention. In this research note, Van Der Does & Kantorowicz for the first time empirically verify what drives citizens’ instrumental considerations in their evaluation of a DI.

The democratic rule of law is under pressure due to a series of scandals and integrity issues, as seen in the recent parliamentary inquiries. Professor Ronald Kroeze explains: 'Public office holders are expected to show complete dedication, but that norm is quite absolute, and what we mean by it is…

Leiden University continues to do well in the Times Higher Education World University Rankings. For the subject area Politics and International Relations, the 2018 edition ranks Leiden 67th in the world. This is not that far behind the ‘usual suspects’ (Cambridge, Stanford, MIT and the like). Among…

This book analyses the emergence of modern parties in nineteenth-century Europe and explores their connection with the slowly developing institution of democracy.

We are living through an age in which social media platforms have given way to entirely new forms of politics and politicking. It is no exaggeration to say: there is a before and after social media.

In this blog post, Paweł Surowiec and Ilan Manor draw on insights from their edited volume Public Diplomacy and the Politics of Uncertainty.

The ECPR summer school on Interest Group Politics is celebrating its 10th anniversary. To celebrate this especial edition, this year’s summer school includes many renowned researchers and professors from around the world. In addition, as a part of the celebration, we are organizing an exceptional one-day…

What influence did the internal debates on the use of violence within left-wing activist movements, and the government’s response to this (political) violence, have on the development, level, and continuity of the violence originating from these movements in the period 1965–2015?

It is with great sadness that we have learned of the death Professor Hans Daalder (4 May 1928 – 4 April 2016).

Juan Masullo J., Assistant Professor at Leiden University’s Institute of Political Science, has been named a 2025 Harry Frank Guggenheim Distinguished Scholar. His research with Nicholas Barnes on public security policy preferences in Rio de Janeiro's favelas has been recognized for its innovative approach…

Recently, a new round of NWO XS grants was awarded. This grant is given to researchers with small, high-risk, innovative or promising research projects by the Dutch Research Council (NWO). In this round of the so-called Open Competition XS, no fewer than six researchers from the Institute of Political…

The aim of this project is to study the influence of Longinus’s treatise ‘On the sublime’ on practice and theory of architecture and theatre in seventeenth-century Paris and Amsterdam.

Jeanine de Roy van Zuijdewijn, Chelsea Daymon and David Malet, wrote RESOLVE Network Research Report that examines career foreign fighters who have traversed from one insurgency to another.

Robbert Visser has won the Political Science Master’s Thesis Prize 2017. His study in the field of Political Theory is the latest milestone along Visser’s (in his words) ‘long road to the master’s title’. The jury was impressed by his work: 'Deeply engaging, providing a critical and balanced analysis,…

Kantorowicz explores how gender stereotypes affect perceptions of leadership competence across crisis types, focusing on pandemic leadership traits.

On June 24 and 25, 45 heads of state and government were in The Hague, the Netherlands, to attend the NATO Summit. High-stakes security issues were discussed at the summit, which occurred during a crucial moment in time.

This winter the OZSW offers a special PhD-course in Political Philosophy. The course discusses state-of-the-art themes and developments in political philosophy, and acquaints students with a broad range of teachers in political philosophy in the Netherlands.

Political scientists Tom Louwerse, Simon Otjes & Cynthia van Vonno introduce the Dutch Parliamentary Behaviour Dataset, a record of parliamentary (voting) behaviour in the Dutch Tweede Kamer (Second Chamber, House of Representatives) since 1945.

Political scientist Corinna Jentzsch (Leiden University) about the organisation of rebel and government auxiliaries in the civil war in Mozambique (1976–1992).

An experimental comparison of the impact of liberal norms on a population residing and socialised within a democracy (the Netherlands) with a population in an autocracy (China) and their respective supports for war with another state shows that the level of liberal norms in the democratic experimental…

In our HANDS!Lab for Sign Languages and Deaf Studies, we run projects pertaining to sign language linguistics with a focus on Africa. In addition, we are running projects on sign language teaching, tactile signing, deaf people’s experiences with the legal system, and deaf history.

As a graduate of the Faculty of Humanities, there are unlimited possibilities. Do you want to know more about the sectors and jobs Humanities' graduates end up? Read their stories below!

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…

Political scientist Nicolas Blarel (Leiden University) analyses the background and implications of India’s prime minister Narendra Modi’s visit to Israel.

Interview with political scientist Hans Vollaard (Leiden University) about “Nexit” speculations, the strengths and weaknesses of Geert Wilders’s Party for Freedom, and the general attitude towards Europe in the Netherlands.

Using the League of Nations’ responses to early crises as an explorative historical case study, Political Scientist Gisela Hirschmann investigates how international organisations perceive and respond to existential threats.

India’s prime minister Narendra Modi admires Israel’s achievements, but structural differences between Indian and Israeli national security situations, differences in the leaders’ worldviews and the absence of a common enemy inhibits stronger strategic rapprochement, argues political scientist Nicolas…

How can historical archive sources by non-elite groups help us understand modern-day politics in South Asia? This is one of the main themes of Prof. Nira Wickramasinghe’s inaugural lecture on 14 March.

Three new ministries have been formed in the Netherlands: Asylum and Migration, Housing and Spatial Planning & Climate and Green Growth. Of course, this is not merely an administrative act. These ministries carry a strong and political charge and play a crucial role in shaping a government's political…

Dutch election signals a return to the political centre, with voters seeking practical solutions both at home and across Europe. Bernard Steunenberg, Professor of Public Administration, cautions that losses for the PVV, the party of Geert Wilders, do not mean the far right has been defeated.

On 15 April 2019 upon the invitation of SIB-Amsterdam- Dutch United Nations Student Association Monika Baár gave a masterclass on the contemporary political situation in Austria and its historical antecedents.

Does hegemony—legitimated rule by dominant power—have a role in ordering world politics of the twenty-first century? If so, what form does that hegemony take: does it lie with a leading state or with some other force? How does contemporary world hegemony operate: what tools does it use and what outcomes…

In this article, Seda Gürkan & Rosa Sanchez Salgado show which emotions the Members of European Parliament (MEP) expressed in the wake of Qatargate.

Antoaneta Dimitrova, Professor Comparative Governance at Leiden University, Honorata Mazepus, Assistant professor at Leiden University and Dimiter Toshkov, Associate Professor at Leiden University, together with three other authors researched which aspects of state capacity might contribute to opening…

What does a political party do in the wake of a disastrous electoral defeat? Martijn van Nijnanten researched this and discovered that parties turn to core values from the past. PhD defence on 12 September.