In this project diverse aspects of the duchesses’ roles in the complex and dynamic relations between town and crown are studied on the basis of systematic research in the account books of four cities (Ghent, Bruges, Leuven and Mechelen) in the Burgundian Netherlands (ca. 1430-1503).

What are the capabilities or limitations of traveling between islands and how does this reflect seasonal variation? Is it possible to show higher levels of connectivity between islands based on generated pathways between several sites on two separate islands?

The research of this PhD project can be subdivided into two main disease areas: migraine and stroke. For both we will be investigating how artificial intelligence (AI) and machine learning (ML) techniques can be used to study these afflictions, their (early) detection, and their potential treatment.

The EU JudgeCo Platform provides valuable sources on cross-border insolvency court-to-court cooperation and communication in a EU context.

In this project we followed children of parents with an anxiety disorder. We wanted to examine how these children develop and try to better understand why it is that some children develop fears, whilst other children do not. In this project, we mainly focus on social anxiety disorder and panic disor…

Music can affect how we feel, think, and behave. But how do we learn about the specifics of people's responses to music so that we can apply this to health and well-being? By looking at characteristics of the music, as well as the differences between listeners, we hope to better understand as well as…

Andrei Poama, Assistant Professor at Leiden University, published a piece in the journal of Political Philosophy about social injustice, disadvantaged offenders and the state's authority to punish.

This programme examines cultural space, national identity and the politics of tangible and intangible heritage in Islamic Central Asia.

Chinese organisations increasingly operate across the borders of China, and growing numbers of people from outside China are coming to live there. Professor Frank Pieke believes these movements have a significant effect on central and local government policy in China.

Maritime conflict management is the regulation of conflict in relation to the sea. It comprises conflict enforcement, conflict resolution and conflict avoidance. How did victims of maritime conflicts claim and obtain damages or demand compensation or reparation?

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William Lippert investigates the effect of delegation to an agreement executor on success of conventional arms control agreements in Europe.

Seven large reproductions of works by Rembrandt on seven University buildings in the centre of Leiden reveal the relationship between the painter and the University. Rembrandt van Rijn enrolled in the University in 1620 and painted the portraits of various alumni of the University. The exhibition runs…

Researchers at LED3 are working together with biopharmaceutical company Galapagos to develop software for use in early drug discovery (funded by NWO). This software is able to design molecules with several simultaneously optimized characteristics and will also take prediction reliability into consideration…

Profile Area Political Legitimacy, Leiden University

We aim to conduct as few animal experiments as possible. We are continually exploring methods to Replace, Reduce, and Refine animal experiments, commonly referred to as the three Rs. Additionally, we assess each study to ensure the implementation of the 3Rs has been maximised. The Animal Welfare Body…

Leiden University has introduced the training program for the Basic Qualification in Education (BKO). This is mandatory and has been made available for (university) teachers and professors to obtain a BKO certificate, depending on the timing, scope, and duration of their employment.

A global synthesis of the extent, diversity and patterns in off-site fire use by historically documented and current hunter-gatherers with the remit of this study in the deeper past.

Han De Jong gave an overview of (the run-up to) the current economic crisis and discussed which steps could be taken to resolve this crisis.

You can ask virtual assistant Siri about the weather, but you can’t have a real conversation with it yet. You can’t refer to anything that’s been said before, or ask the system why it says what it says. Stephan Raaijmakers, Professor by Special Appointment from TNO, hopes to change this.

The Europa Institute has been the beneficiary of a generous grant from the H.L. Wesseling Fund. The Fund was established in memory of Professor Henk Wesseling (6 August 1937 – 18 August 2018), Dutch historian, Professor of contemporary history at Leiden University, and former rector of the Netherlands…

This project focuses on vocational teachers’ professional development in work placement. Teachers’ learning motivation, learning experience and learning outcomes within work placement will be explored in depth.

The CIGR comprises research groups from the Leiden Institute of Chemistry (LIC), the Leiden Academic Centre for Drug Research (LACDR) and the Leiden Institue of Physics (LION).

In the Surveillance and Security Threat Monitor 2022-2023, the research project thematically examined threat developments.

They were called 'annoying brats', the group of campaigning scientists who in 1978 founded what is now an internationally acclaimed ecological research institute. Their stories and those of the current staff of the Institute of Environmental Sciences are described in the book 'Forty years of Leiden…

April 2021 saw the publication of the book ‘Cross-Border Protocols in Insolvencies of Multinational Enterprise Groups’. This book was published by Edward Elgar Publishing. It is written by Ilya Kokorin and Bob Wessels. The book serves as a comprehensive introduction to insolvency protocols and focuses…

The Bakelsreeks is published on behalf of the Bakelsinstituut. The institute consists of the labour law departments of the Erasmus University Rotterdam, the University of Groningen, the social & corporate and financial law departments of Leiden University and a number of law firms, and focuses on initiating…

Análisis y Conversión del Vocabulario de fray Francisco de Alvarado (1593)

By analysing neglected (continental) spy centres and integrating these groups of female intelligencers into the traditional, male-orientated historical narratives, this project will proceed towards a gendered history of early modern espionage.

This five year research project aimed to investigate the role of minor central places in the economy of Roman Central Italy.

Excavations on Saba took place between 1987 and 1992, and then in 2001 and 2002.

Playing the piano with your forearm, plucking the strings, sawing through the piano: pianist Luk Vaes's doctoral dissertation covers all the techniques of play for which a piano is NOT designed. His defence ceremony will consist of three concerts and a public defence. 'Musicians were using the interior…

On May 17th, Arthur Crucq succesfully defended his doctoral thesis and graduated. The Leiden University Centre for Linguistics congratulates Arthur on this great result.

This dissertation provides a grammatical description of the Awjila language, a small Berber language spoken in the Libyan oasis of Awjila.

Can SMILE, our multi-component intervention, which combines cognitive-behavioural therapy for insomnia, mindfulness, stress, and lifestyle components, improve sleep quality? Can it also improve mood and quality of life and prevent depression and anxiety in the long term?

This NWO-funded VICI project (2025-2030) led by Prof.dr. Petra M. Sijpesteijn examines the place-making processes in the early Islamic Empire.

The emergence of the Köprülü household that imprinted its stamp on the latter half of the seventeenth century in the Ottoman Empire. What is the power struggle they carried out against Ottoman dynastic power?

Mapping sanitary infrastructure in large urban societies in the Low Countries, 1200–1900

The physical landscape is the setting in which human activities take place. Landscape and site context during human occupation is one of the areas of concern for the geoarchaeologist. A detailed stratigraphical study -both on- and off-site- clearly enhances the interpretation of the archaeologists,…

On this page, you can find video's explaining the research of LUCAS members.

The Faculty of Archaeology

The main objective of this research is to map out the cities of the Roman Near East in the imperial period, with a focus on location, city size and urban features, in order to study the form the urban system and its levels of integration.

Twelve researchers of our Law School have been awarded an ILS seed money grant. This grant enables researchers to create space for preparing a grant proposal for NWO, ERC or otherwise.

The starting point of Hermans' research is how both children's physical play and dance improvisation by professionals can be considered somatic practices where sense-making manifests itself in and between bodies, and through movement.

The project aims to conserve and consolidate the entrance gate to the Roman Desert Frontier Fort Qasr Bshir.

Ancient Greek was spoken in a large number of different dialects. Although we do not find direct evidence for syllabic liquids in any of our sources, comparative evidence shows that these sounds must have been present in Proto-Greek, and that they were retained until comparatively recently in the prehistory…

The central question of this Vici proposal is to investigate if, and how actinobacteria exploit life without a cell wall.

The Graduate School of Archeology offers no longer the opportunity to obtain a full BKO certificate for PhD candidates. PhD candidates can opt for the partial BKO, especially designed for them, in which only the objective 3 and 4 are assessed: preparing and giving lectures and supervising students.

Your brain responds in a predictable way when it encounters new or difficult tasks. This unique book teaches you concrete techniques rooted in cognitive science that will improve the way you learn and think about code.

LLP Essentials makes up the core component of the Leiden Leadership Programme and consists of 4 EC.