The next generation of high-contrast imaging instruments on space-based observatories requires sophisticated wavefront sensing and control in addition to a high-performance coronagraph.

On 16 april 2020, Andrew Fink defended his thesis 'The Importance of Conspiracy Theory in Extremist Ideology and Propaganda'. The doctoral research was supervised by Prof. A. Ellian.

Discover the information activities for the MSc Political Theory: Legitimacy and Justice at Leiden University, including webinars, virtual open days, Q&A sessions and events for prospective students.

Is there a causal mechanism underlying the decision to attack another country when on the brink of war? If so, does this mechanism differ between regime-types? Political scientist Femke Bakker (Leiden University) addresses this question from a political psychological and comparative perspective and…

Check the admission requirements for the MSc Political Theory: Legitimacy and Justice at Leiden University — bachelor degree in (or related to) Political Science with sufficient relevant credits and, if needed, research‑methodology background.

On Monday 21 November a lecture was given at Leiden Law School of Leiden University by Belgian Minister of Justice Koen Geens and Dutch Minister of Justice and Security Ard van der Steur in which they talked about international judicial cooperation. The lecture focussed on cooperation between the Netherlands…

How can we gain insights in the connection between teaching practices and theoretical elaborations of purposes of education?

While self-driving cars and autonomous weapon systems have received a great deal of attention in media and research, the general requirements of ethical life in today’s digitalizing reality have not been made sufficiently visible and evaluable.

Discover why Leiden University is the ideal place for the Political Theory: Legitimacy and Justice MSc — combining top-level political philosophy education, small-group seminars, and academic staff expertise.

Explore the extra challenge options for the MSc Political Theory: Legitimacy and Justice at Leiden University — including Honour’s Academy programmes, leadership training, and opportunities to deepen your research experience.

Prepare for your MSc Political Theory: Legitimacy and Justice at Leiden University with orientation activities, academic resources, visa guidance, student support and tips for arriving in the Netherlands.

The relevance of intentionality to the interpretation of Aristotle was first suggested by Brentano in his Psychology from an Empirical Standpoint. Here we take our starting point from Brentano and investigate how Brentano’s concept of intentionality is rooted in Aristotle.

Explore student life for the MSc Political Theory: Legitimacy and Justice at Leiden University, including student associations, events, academic community and living in Leiden and The Hague.

Explore the career possibilities after the MSc Political Theory: Legitimacy and Justice — pursue roles in academia, policy analysis, public debate, ethics consultancy, or further studies (PhD).

Find out which documents you need to apply for the MSc Political Theory: Legitimacy and Justice at Leiden University, including diplomas, transcripts, CV, motivation letter and references.

Check the application deadlines for the MSc Political Theory: Legitimacy and Justice at Leiden University — visa / residence permit and non‑visa deadlines for September and February intakes.

Het Centraal Orgaan opvang asielzoekers (COA) moet dwangsommen gaan betalen aan de gemeente Westerwolde bij overbezetting in Ter Apel. Wim Voermans, hoogleraar Staats- en Bestuursrecht, spreekt zich bij Sven op 1 uit tegen de maatregel: ‘Ze willen chaos creëren.’

De Universiteit Leiden vindt de aanpassing van het bindend studieadvies geen verstandig plan.

Nederlandse bedrijven repatriëren medewerkers uit het Midden-Oosten vanwege oplopende spanningen in dat gebied. Verschillende juristen, waaronder hoogleraar arbeidsrecht Yvonne Erkens, wijzen in het FD op de verantwoordelijkheid van werkgevers in situaties als deze

Why do black holes emit thermal radiation? And how does a closed quantum system thermalize?

On 12 mei 2020, Darryl Robinson defended 'Exploring Justice in Extreme Cases: Criminal Law Theory and International Criminal Law'. The doctoral research was supervised by Prof. C. Stahn.

The linguistic project constitutes the connection between the two other subprojects. It consists of two parts.

'Politics of Withdrawal' considers the significance of practices and theories of withdrawal for radical thinking today.

Political protest is often at least partially about the question of legitimacy. How can we distinguish whether a regime is legitimate, or merely purports to be so?

View tuition fee information for the MSc Political Theory: Legitimacy and Justice at Leiden University, including how fees vary by nationality, residency status and programme category.

The first of the two volumes of this co-authored study has just been published by Metzler. The study explores the history of the concept ‘barbarism’ from the 18th century to the present and illuminates its foundational role in modern European and Western identity.

Bernini and Pallavicino, the artist and the Jesuit cardinal, are closely related figures at the papal courts of Urban VIII and Alexander VII, at which Bernini was the principal artist. The analysis of Pallavicino's writings offers a new perspective on Bernini's art and artistry and allow us to understand…

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Learn how to apply for the Master's programme Political Theory: Legitimacy and Justice at Leiden University with step-by-step application instructions, document submission via Studielink, and next steps after applying.

On Thursday 29 January 2026 Uğur Derin successfully defended a doctoral thesis and graduated.

Together with two other authors, Jaroslaw Kantorowicz from ISGA investigates the susceptibility to believing in misinformation.