The Leiden University Centre for the Study of Religion (LUCSoR) is part of the Leiden University Institute for Area Studies (LIAS).

How many men and women die per year at the hands of others? What are the motives behind these killings? Are there as many homicides today as years ago? How can we explain the rise and fall of homicides over time? And: What is the influence of (early) childhood and adolescence on the likelihood to commit…

This timely and engaging book examines the rise of populism across the globe. Combining insights from linguistics, argumentation theory, rhetoric, legal theory and political theory it offers a fully integrated characterization of the form and content of populist discourse.

The key facts and figures about Leiden University from its Annual Report for 2024.

Biodiversity enables ecosystems to thrive through the synergy of functional differences among organisms. While human well-being strongly depends on biodiversity-driven ecosystem services, human actions are also at the root of current unprecedented biodiversity declines.

Promotor: G.P. van Wezel

What makes a good historian? When historians raise this question, as they have done for centuries, they often do so to highlight that certain personal attitudes or dispositions are indispensable or studying the past. Yet their vieuws on what virtues, skills or competencies historians need most differ…

Kamerlingh Onnes Building, Steenschuur 25, 2311 ES, Leiden

On the 5th of November, Timothy Gaved successfully defended a doctoral thesis and graduated. The Leiden University Centre for Linguistics congratulates Timothy on this achievement!

Promotor: M.T.M. Koper, Co-promotor: J.B.F. Juurlink

The Hazelhoff Centre for Financial Law provides academic teaching and performs research in the field of financial law.

Spectroscopic studies on fluorescent single molecules in organic condensed matter does not only provide information about the molecule itself, but also its near environment. By suppression of phonon-induced broadening of spectral lines through cooling to low temperatures, small changes in the spectral…

Leiden University Centre for the Study of Religion (LUCSoR) studies religion as human activity, in all its diversity.

The goal is to reduce single use coffee cup use both at the university cafés and cofee machines.

The thesis presents a new perspective on Giovanni Girolamo Kapsperger (ca.1580-1651), who is nowadays only famous for his works for theorbo and lute, his remarkable output of vocal music of all genres being still mostly neglected from musicologists and performers.

The theme 'Healthy Society' is one of the focal points of the Faculty of Social and Behavioural Sciences (FSW).

Promotores: Prof.dr. H. van Veen & Prof.dr. W. de Boer (Wageningen University)

At the Institute of Political Science we value our alumni. We can learn from you, and would like to contribute to your further development. And, of course, we want to lend a hand in connecting ‘our’ political scientists all over the world.

The Next444 project focuses on the future of interdisciplinary research at Leiden University.

This is a yearly event where we move in one week from the physics of light through the composition of the microscope, fluorescence microscopy and end up with some image analysis All the lectures are backed by practicals to really put your obtained knowledge into practice

Evert Jan van Leeuwen’s entry in Auteur Press’s Devil's Advocate series provides a complete study of the aesthetic appeal of Roger Corman's influential first Poe picture House of Usher.

Promotor: A. Doelman, Co-promotor: V. Rottschäfer

A complex community of microbes develops in the infant gut shortly after birth. We call this community the infant gut microbiota. The microbiota influences the health of the infant, which makes the composition and function of the infant gut microbiota an important topic to study.

Below, you will find the provisional programme for the Immersive Tech Day 2025. You are also able to view a PDF of the programme on the right. Be aware that changes may still be made so please do check the programme as it appears on this page throughout the day itself.

'Communal Dining in in the Roman West' explores why the practice of privately sponsored communal dining gained popularity in certain parts of the Western Roman Empire for almost 300 years.

Promotor: R.C.M. Pelger Co-Promotor: G. van der Pluijm

Priya Swamy defended her thesis on 27 October 2016

This book examines how Muslim communities in the Netherlands perceive and experience extremism, counter-radicalisation policies, and Islamophobia.

Josien de Klerk and Tennessee Miller examined the interplay between students’ illness and recovery experiences and academic work culture in this context.

In this thesis, I study the formation of large-scale structure and the physics of particle acceleration at large scales (~Mpc).

Can we speak of a single Islamic discourse in fields like politics, militancy, economics, sustainable development, and the like, and what interaction does this Islamic though have with ‘Western’ thought?

This PhD-research is conducted to test the hypothesis that Gutenberg and consorts developed a standardised and even unitised system for the production of textura type, and that this system was extrapolated for the production of roman type in Renaissance Italy.

This dissertation focused on computational methods based on first principles calculations using the Density Functional Theory (DFT) framework. Emphasis was laid on affordable methods that can provide a tradeoff between computational expense and accuracy.

The unit residue group, to which the present thesis is devoted, is defined using the norm-residue symbol, which Hilbert introduced into algebraic number theory in 1897.

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Promotor: C.J. ten Cate, Co-promotor: H.W. Slabbekoorn

The socio-political and cultural memory of the Achaemenid (Persian) Empire played a very important role in Antiquity and later ages. This book is the first to systematically chart these multiform ideas and associations over time and to define them in relation to one another, as Persianism.

As a PhD candidate, you probably work with personal data. That’s not just names and telephone numbers – it can also include things like cookies. To keep (personal) data as secure as possible, the university has established an information security policy.

On 9 April 2019, Yudan Tan defended her thesis 'The Rome Statute as Evidence of Customary International Law'. The doctoral research was supervised by Prof. dr. W.A. Schabas.

A new vision on the Revolt of the Low Countries through the eyes of Spanish commanders

In his book The magic of healing, Willem van der Does talks about 14 pioneers in the history of psychiatry. These pioneers all had one thing in common: they started with a radical idea which led to great enthusiasm.

Visit an exhibition, a concert or learn to paint.

Language Use, Usage Guides and Linguistic Norms will be of interest to scholars of language use in both the past and the present, as well as to anyone interested in the interplay between actual language use and prescriptive attitudes towards language.

Uncertainty and noise are frequently-encountered obstacles in real-world applications of numerical optimization. The practice of optimization that deals with uncertainties and noise is commonly referred to as robust optimization.

Members of LUXs teach courses in statistics and data science at Leiden University, Leiden University Medical Center and Leiden University College, for students of many backgrounds. They cooperate in offering wide-ranging master programs in Statistical Science and Data Science, and provide many opportunities…

As part of the process of safeguarding the quality of our research, our institutes are audited regularly by a committee of external experts.

In this thesis, the role of plant-mediated soil legacy effects in shaping aboveground plant-insect interactions was investigated.

Promotor: E. Bouwman, Co-Promotor: S. Bonnet