International Relations and European Politics is one of the three organisational clusters of the Institute of Political Science.

Political scientist Luzia Helfer (Leiden University) empirically tested claims about media-politics relatiopns using unique data from experimental studies with elected politicians and political journalists in Switzerland and the Netherlands.

Are you in the final stage of your bachelor or master program? And do you want to research a topic that has to do with sustainability? Then, this document is the right one for you. In this document, several sustainability related topics from a variety of studies is coming together which can give you…

How can party bans be justified? Which parties were banned in post-war Europe – and why? Do militant democracy instruments work? Is an international militant democracy concept in the making?

In line with Leiden University's sustainability vision for 2030, the Green Office is taking practical steps to structurally integrate sustainability principles within the pillars of education and research. Central to this effort is the introduction of the Sustainable Master Thesis Award, which strives…

Many of the big challenges of the 21st century (climate change, international migration, financial instability, socio-economic inequality) find their origins in the organisation of the global economy. Any solution to the world’s big challenges therefore requires forceful policy interventions at the…

Jos Wienen, the mayor of Haarlem is in hiding because of threats from an unknown source. Researcher Ruth Prins talked about this in the tv-programme ‘Na het nieuws’.

This book takes you through the process of writing an empirical thesis, step-by-step, with a (primary) focus on experimental research since that is common in this field. By breaking down the steps of experimental research in chronological order and including tips in each step, the authors hope to give…

The Prins Bernhard Cultuurfonds Award this year goes to musician, conductor and composer Reinbert de Leeuw, because of his great merit for contemporary music within The Netherlands and abroad.

The master’s specialisation Bio-Pharmaceutical Sciences and Industrial Pharmacy at Leiden University examines safety and quality control in the production of medicinal products, and prepares students for a career in Quality Assurance and Quality Control in the biotechnological and pharmaceutical ind…

The master’s specialisation Bio-Pharmaceutical Sciences and Business Studies at Leiden University combines fundamental and applied research with different aspects of business studies.

he master’s programme in Psychology focuses both on in-depth study of theory and on the acquisition of professional and research skills. The distinctive feature of the Leiden master’s programme is that the teaching is not restricted to only the functioning of psychological processes; these processes…

What makes some international organisations more likely to succumb to crises where others manage to survive or even thrive? And what can international organisations do to become resilient and withstand existential challenges? Political Scientist Gisela Hirschmann (Leiden University) studied the example…

The master’s programme Biology at Leiden University offers seven specialisations ranging from Cell Biology to Molecular Genetics. The programme prepares you for a career in research within or outside academia.

The Leiden Political Economy Group (L-PEG) is a multi-disciplinary network of scholars with a research interest in (comparative / global) political economy based at Leiden University. Our members belong to various institutes and faculties across Leiden University, and from other universities across…

From applied to fundamental research, and from algebra to data science, our master’s programme spans these fields entirely. You will be able to follow courses from the national Mastermath programme and write a thesis in one of our strong research groups in algebra, number theory and geometry; dynamical…

The master’s programme Physics at Leiden University offers a wide range of specialisations from theoretical research to cosmology. You will be trained for a career in research or for a more practical-oriented specialisation. The programme offers a wide choice of individual study paths that take into…

As a student in the MSc Chemistry programme offered by the Leiden Institute of Chemistry (LIC) you will focus your studies on one of the two main research areas of the LIC. Students in the research area Chemical Biology will study fundamental biological and biomedical problems to understand physiological…

The Leiden Lectures in Media | Art | Politics (MAP) is a series of talks organized by Pepita Hesselberth and Yasco Horsman. Speakers from various academic backgrounds and in different stages of their careers reflect on diverging ways in which technological and social changes challenge and transform…

Students in our Astronomy programme are trained by leading experts in cutting-edge astronomical research. We incorporate in our educational programme observations and data from the world’s foremost ground- and space-based telescopes as well as theoretical, computational and astrochemical modelling,…

The Leiden Jewish Studies Association awarded the inaugural “Best Thesis in Jewish Studies” in December 2023.

For decades, this prize has highlighted rising scientific talent — young researchers who often go on to make their mark in the field. Here you can explore how the award began and discover the many promising scientists who received it over the years.

The master's specialisation Bioinformatics at Leiden University focuses on research, development and application of computational tools and approaches for expanding the use of biological, medical, behavioral and health data.

Why obey the state? Dorota Mokrosińska presents a fresh analysis of the most influential theories of political obligation and develops a novel approach to this foundational problem of political philosophy, an intriguing combination of the elements of natural duty and associative theories.

The MSc in Psychology (research) is a two-year programme that is focused on acquiring research skills in a particular field of psychology.

How did parties as political organizations emerge?

Carl Li defended his thesis on 30 June 2015

Leiden University offers a unique interdisciplinary joint-degree Master programme in technical medicine together with TU Delft, Erasmus University Rotterdam and their academic medical centers.

Political scientists John Gerring (University of Texas, Austin) and Wouter Veenendaal (Universiteit Leiden) evaluate the political implications stemming from the size of a political unit – on social cohesion, the number of representatives, overall representativeness, particularism ('pork'), citizen…

The leading textbook on governance and politics in the Netherlands. The authors offer a clear and comprehensive account and have revised the text to provide full coverage of recent important developments.

This dissertation offers a reconstruction of the propositional contents of the writings of Karl Popper, Leo Strauss, and Hannah Arendt while bringing these into discussion with their performative meanings, such as polemical forms of reasoning, analogical and metaphorical uses of language, and hidden…

Under what circumstances do paramilitary groups limit their use of political violence? This article examines the use of political violence by the PIRA.

Book on Dutch mayors governing local order and public safety.

In what ways do historical and current events affect how we should judge the legitimacy of political authorities?

Do you have a question about the Business Studies Specialisation? Please find our FAQ's here. If you cannot find the answer, feel free to contact us at info@sbb.leidenuniv.nl.

Are you thinking about studying Comparative Criminal Justice? Learn more and watch the videos