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

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?

Cambridge University Press has published a new book co-authored by researchers from Leiden University, offering both an introduction to machine learning and deep neural networks, and an overview of their applications in quantum physics and chemistry — from reinforcement learning for controlling quantum…

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.

Are you engaged in society and interested in social issues? Study the Bachelor's in Public Administration in The Hague and learn how to analyse and solve complex challenges such as the housing crisis and energy transition, right in the administrative heart of the Netherlands.

Get to know us through our online and in-person events for prospective students!

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’.…

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

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…

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.

YAL raises its voice on policy matters.

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…

Health Data Science Leiden University

The nanoscale structure of a catalyst under reaction conditions determines its activity, selectivity, and stability. For the production of sustainable energy and materials, new catalysts are needed. By understanding the structure-activity relationships of catalysts under reaction conditions, insight…

In the research theme ‘Animal Sciences and Health’, we work with various animal species to gain insights into fundamental biological processes in both animals and humans.

The focus of the Bachelor Data Science & Artificial Intelligence is on computer science, and its applications in Artificial Intelligence. You will receive a strong basis in mathematics, statistics and computer science, combined with advanced knowledge of machine learning, cognitive science, human-robot…

This September, Adina Akbik received the Political Science Teaching Award at Leiden University. Created by student members of the Bachelor's and Master's Programme Committees (OLC), the award recognises remarkable teaching at the Institute. Akbik was chosen from five finalists after receiving several…

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.

How do you ensure that research is performed, evaluated and managed in a responsible way? This question is also of the utmost important to the University itself. The Centre for Science and Technology Studies (CWTS) studies scientific research and its relationship with technology, innovation and soci…

Working for a top faculty? Discover the vacancies at the Faculty of Science and apply immediately.

Edward Elgar

How can complexity science advance intelligence transformation?

The Leiden Bio Science Park (LBSP) is the largest innovation district in the Netherlands in the field of Life Sciences & Health. The clustering of high-quality education, research, healthcare, and industry attracts students, scientists, and entrepreneurs from all over the world to the knowledge city…

Study information

Study information

The Leiden University Center for Statistical Science unites the statisticians teaching and researching at Leiden University.

The NestWacht project is a Citizen Science collaboration between Science Centre Delft, Naturalis, and the Citizen Science Lab of Leiden University to engage individuals, families and primary schools in Leiden and Delft in scientific research on the impact of climate change on nature in their city, and…

Plant Sciences' contribution to the Biodiversity & Evolution research theme is to understand what are the key drivers of plant biodiversity during evolution with a focus on plant life history and resilience traits and develop tools to restore and maintain plant biodiversity.

How to understand the simultaneously dis- and reappearance of letters in contemporary culture, and how does this Neo-Epistolarity relate to media-technological change?

How did digital intermediality symbolise and facilitate the transfer of content from popular culture into policy statements and vice versa in the period between 1945 and the new millenium?

Cancer is the leading cause of death in the Netherlands, and, with over 100 different types of cancer, it’s not a simple disease. Today, skin, breast, lung, prostate and colon cancer are the most diagnosed forms. Therefore, the discovery and development of new drugs has the ability to significantly…

What is the provenance of introduced populations?

Experience a different university, and a different perspective, through the Live My Life programme.

The programme group Clinical Neurodevelopment Sciences is located in the Faculty of Social and Behavioural Sciences of Leiden University near Central Station.

The programme group Educational Sciences is located in the Faculty of Social and Behavioural Sciences of Leiden University near Central Station.