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?

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…

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.

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.

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…

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…

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

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

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…

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…

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.

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…

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.

Ramsey Albers wins Political Science Master’s Thesis Prize 2022

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,…

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.

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…

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…

On April 26th, Kate Bellamy succesfully defended her doctoral thesis and graduated. The Leiden University Centre for Linguistics congratulates Kate on this great result.

Historiography of science is in its current self-image a non-evaluative discipline. Its main goal is to understand past processes of knowledge formation on their own terms. In the last few decades this approach has greatly improved our understanding of the phenomenon of science. Yet, something strange…

How might viola and string quartet playing in the performer-centered, moment-to-moment and communicative style heard on early recordings be brought about today?

Ambient sound is a standard term used by sound practitioners to denote the site-specific background sound component that provides a characteristic atmosphere and spatial information in a sound work.

My artistic practice deals with documents and, more specifically, with the use and the exploration of their narrative potential.

This month Ali Shobeiri's monograph, Place: Towards a Geophilosophy of Photography came out at Leiden University Press.

This thesis reports on a study that examined the development of L1 teachers’ practical knowledge when they researched and implemented concept-context rich education in an action-research setting.

The research group on governance of crises studies phenomena, dynamics and actors related to crisis governance. The Leiden University Crisis Research Center (CRC) is part of this Research Group.

This dissertation addresses the semantics of pluractional verbs in Hausa.

Geometric phases lead to a nontrivial interference result when an electron's different quantum mechanical paths choices encircle a magnetic coil in an Aharonov-Bohm experiment.