In the spirit of 'unity in diversity', our objective is to promote insight into and appreciation for the wonder that the same physical laws and mathematical concepts apply to the whole of nature, from the largest to the smallest energy and length scales. We strive for the application of abstract theoretical…

Leiden has a strong tradition in theoretical physics, thoroughly linked with experimental disciplines.

Theoretical linguistics seeks to understand the underlying principles of the nature of human language.

The master's programme in Theoretical Philosophy at Leiden University offers students the opportunity to investigate fundamental questions concerning the nature of reality using the tools of analytic philosophy.

Studying the underlying principles of the nature of language.

The main goal of the THEOR CHEM group, headed by Prof. Geert-Jan Kroes, is to characterize, and to accurately predict the outcome of chemical reactions at gas-solid and liquid-solid interfaces. Here the solid surface is typically a metal or an ice surface. These goals are important to many areas in…

How should jurisdictions, both on the national and on the supra-national level, handle the interaction between public and private law where it regards the regulation of financial markets?

The Leiden Centre for Theoretical Philosophy (LCTP) is a platform for analytic philosophy in a broad sense at Leiden University. Its members do research in philosophy of science, philosophy of logic and metaphysics, with a keen interest in the history of topics such as mind, knowledge, truth, and ti…

The master’s specialisation Research in Theoretical Physics prepares you for a PhD position in theoretical physics. The research entails a broad range of topics including High Energy Physics and Particle Cosmology, Theoretical Physics of Life Processes and Condensed Matter Theory.

Promotores: Prof.dr. B.R. Katzy, Prof.dr. K. Sailer (Munich University)

The Hazelhoff Centre for Financial Law research programme for 2020-2023 centres around the integrity of financial markets during times of crisis and possible regulation to secure it.

The research programme Formal Theoretical and Experimental Linguistics brings together LUCL researchers who focus mainly on formal theoretical and experimental linguistics.

Describing a new language for the first time is an exciting and challenging intellectual experience.

Our world is shrinking, or at least our electronic devices are. From PCs to mobile phones: everything is smaller and thinner. The smaller the chip, the better it can conduct electricity and pass on information.

A Humanities degree gives you a solid start on the job market, as shown by the employment survey among alumni who graduated from 2020 through 2024.

Study information

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The Common Market Law Review is designed to function as a medium for the understanding and analysis of European Union Law, and for the dissemination of legal thinking on all matters of the European Union Law.

If you are going to study, it is not only important that you like the study programme. It’s also good to already have an idea of which professions you might enjoy.

The States, Markets, and Civil Society department of the Institute of Public Administration examines how politics and governance, businesses, citizens, and societal organisations collaborate to address major societal challenges. This includes issues such as inequality, migration, and sustainability.

Research on this theme concerns Europe’s position in global markets, its response to the emergence of new international trade and financial actors that challenge institutions where Europe has long had considerable influence.

A comparative study on the spatial origin and development of towns in the northern Netherlands, 700-1400.

This thesis analyses the existence and the functioning of the urban labour market in the early Roman empire by looking at the crucial influence of social structures, such as the family and non-familial labour collectives.

Provides a cutting-edge comparative political economy analysis of welfare and inequality across ten East Asian countries.

The group Theoretical Physics of Life Processes, led by Helmut Schiessel, focuses on the physics of chromatin, the DNA-protein complex that fills the nuclei of eukaryotic cells.

This book brings together a collection of emergent research that moves the debate on desistance beyond a general consideration of individual and social structural influences.

On Thursday 11 May 2017, Qiang Yu defended his doctoral thesis ‘Market Power and Competition Law in the Software Industry’. The supervisors of the research are Professor T.R. Ottervanger and Professor S.C.G. Van den Bogaert. A brief summary of his thesis is provided below.

Promotor: F. Arbab

Published on 26 February 2021.

Audiovisual and Digital Ethnography is a state-of-the-art introduction to this dynamic and growing subject. The authors explain its fundamental aspects in a clear and systematic way.

When to launch a next-generation product in a competitive market and how much capacity should be allocated to it

The project will investigate the use of Artificial Intelligence in the labour market, and how biases in hiring and promoting processes based on personal characteristics are potentially reproduced with AI-based systems.

This dissertation provides an account of polar questions in Italian dialects from a typological, theoretical and empirical perspective.

In this article, the authors explore why there is substantial cross-national variation in the level of regulatory clarity surrounding cryptocurrencies

With the recent rise and fall of IS, academics and policy makers around the world are expressing concerns about the fate of children of former foreign fighters. Will they follow in their parents’ footsteps? In this paper, Layla van Wieringen, Daan Weggemans and Marieke Liem argue that in light of this…

This project explores the decline of shifting cultivation in Northeast India. What is the impact on society of people’s deepening engagement with markets and the state?

Matthias Haentjens, Jouke Tegelaar and Dorine Verheij have recently published the chapter Financial Market Regulation and Supervision in the new volume of the prestigious The Law of the European Union (previously Kapteyn and VerLoren van Themaat).

This research project is funded by a subsidy from Instituut Gak.

This thesis aims at contributing to our understanding of the semantic and prosodic properties of object foci in Greek, employing theoretical and experimental tools.

This dissertation presents new cryptographic protocols, which can be divided into two families.

This research project focuses on the extended documentation and investigation of these non-Austronesian (‘Papuan’) languages.

Presenting case studies by both senior and emerging scholars, it makes mandatory reading for anyone interested in the challenges of governance, citizenship and development faced by the people of India’s North East.

The Dutch Research School for Theoretical Physics (DRSTP) has received excellent ratings from an independent international committee. The DRSTP is a school for PhD training which has grown out of a collaboration between the theoretical physics departments at six Dutch universities—including Leiden—and…