This project explores themes at the intersection of maritime history and environmental history by looking at the problems Dutch ships encountered in the different climates of the Atlantic and Indian Ocean worlds, and the solutions they could provide.

In this project, researchers from computer science, law, psychology, and public administration research in practice how artificial intelligence (AI) can be leveraged to make decision-making in the security domain more effective, while also keeping it safe and accountable.

This project traces how, why, and under what circumstances scholars invoked the trope of “dogmatism,” especially in controversies. Relevant controversies from various fields, periods, and countries will be subjected to in-depth rhetorical analysis.

LUdev is a student-run company within the Leiden Institute of Advanced Computer Science (LIACS). We are responsible for acquiring real-world software development projects, giving bachelor’s students the opportunity to apply the technical and theoretical knowledge gained during their studies in a professional…

Interdisciplinary education and research projects

The Leiden HANDS!Lab for Sign Languages and Deaf Studies hosts research activities in the area of sign language linguistics and Deaf studies, with a focus on Africa. In addition to various research projects, we have our Deaf studies lecture Series in International Sign and offer various regular and…

The mission in this division, headed by Laura Heitman, is to design and synthesize novel and better ligands for drug targets. Drug discovery is a lengthy but inspiring adventure. It is often an interplay between academic institutes and pharmaceutical industry, in which scientists at university develop…

The secretariat is part of the Institute for the Interdisciplinary Study of the Law, part of Leiden Law School. The Institute Coordinator is in charge of the secretariat and the Institute's Academic Director is ultimately responsible for the secretariat. The secretariat provides administrative support…

Catalysis is of extreme relevance in the production of everyday materials and plays a central role in many aspects of our life.

During my PhD research, I studied the photon statistics of light emitted by a microcavity that contains a single quantum dot (QD) on resonance.

Inflammatory skin diseases such as psoriasis and atopic dermatitis can severely impact both the physical and social aspect of a patient’s life. Aberrant inflammatory responses are thought to be a major causative factor in these disorders, but an abundance of different factors contribute to the development…

Once a month, the Europa Institute comes together to hear from its own staff members, guest researchers, or external scholars about their research plans, work in progress papers, or recently concluded projects relevant to European law. The Food for Thought-series is organised by Melanie Fink.

How can challenge-based learning in higher education contribute to sustainable urban waste management and support The Hague’s transition to a zero-waste city by 2050?

The core of Leiden University's vision is to train students to become academic professionals and engaged, responsible citizens. Once they have graduated, out students will then be able to make a contribution to resolving the challenges currently facing society - both within and outside academia.

On 26 June 2019, Teun van der Linden defended his thesis 'Aanvullend Verrijkingsrecht'. The doctoral research was supervised by Prof. Jac. Hijma.

The recent terrorist attacks in Europe are presumably not just acts committed by individuals, but acts facilitated by larger jihadist networks. But how do such networks operate? Understanding their modus operandi can be useful knowledge to counter terrorist threats.

The funerary textile tradition from the Osmore Valley, South Peru, and its social-political implications (2005)

The Algorithms and Software Technology (AST) research programme performs fundamental research in the areas of algorithm design and analysis.

The research aims to explore the evolutionary adaptability of enzymes and the impact of temperature on protein evolution pathways, using M. tuberculosis β-lactamase BlaC as the object of study. Enzymes inherently embody a delicate balance between activity and stability, and the acquisition of new enzymatic…

This research project adresses the question how local and traditional European forms of parrhesiastic theater— events, actions, and performances staged by characters who courageously speak their minds through scenes of excess and laughter, that take place in public view and incite the spectator’s agency…

We are delighted to announce that Speech Prosody 2024 will be held in Leiden, The Netherlands (02–05 July 2024). The conference aims to showcase the facets of prosodic variation and their role in the production, comprehension, and acquisition of speech in order to obtain a better understanding of the…

This research combines archaeological, archaeometric and ethnohistorical research to study the organisation of settlement space and residence rules among the Taino Indians during the Late Ceramic Age (AD 1000-1492).

Up to 50% of all children and adolescents growing up worldwide are exposed to at least one form of childhood adversity (CA), which is one of the strongest predictors for later-life psychopathology.

Honorata Mazepus, Assisstant Professor at Leiden University, researched the topic of Madisonian Judgments in Five Cultures, together with three other authors.

Promotor: Prof.dr. E Gittenberger, Co-Promotores: C.H.J.M. Fransen, Dr. B.W. Hoeksema

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…

On 29 September 2020, Tom van Ham defended his thesis 'Collective violence offenders and offending. The role of individual characteristics'. The doctoral research was supervised by Prof. A.A.J. Blokland, Prof. O.M.J. Adang (RUG) and Prof. Th.A.H. Doreleijers (VUMC).

Leiden University endorses inclusiveness and diversity. It is open to all those who wish to study or work here, and to develop their full potential. The University is an open community where everyone who wants to contribute to its ambitions and to all that it stands for will feel at home and have equal…

This research delves into the unique cultural approach of the Tenggerese people, an Indigenous community in East Java, Indonesia, regarding elderly care. It focuses on their traditional practices of bakti (‘filial piety’) and sayan (‘mutual aid’), deeply ingrained in the community's lifestyle and va…

Dr. at the Department of organic chemistry, Wageningen University - the Nederlands

On 7 November 2018, Catherine Harwood defended her thesis 'Navigating Between Principle and Pragmatism: The Roles and Functions of Atrocity-Related United Nations Commissions of Inquiry in the International Legal Order'. The doctoral research was supervised by Prof. dr. L.J. Van den Herik and Prof.…

Promotor: K.E. Schalm, Co-promotor: S.S. Lee

A new research line is the development of liquid biopsy fingerprints to predict early Alzheimer’s disease (AD) stage in human in readily accessible body fluids in human (in collaboration with: Dr. Geert-Jan Groeneveld, CHDR; Prof. Elga de Vries, Free University Medical Center; and others).

LIAS faculty teach and carry out thesis supervision in many programs.

Sebastian Diessner, Assistant Professor at the Institute of Public Administration, focuses on the role of the European Central Bank in a critical phase toward a new presidency and its approach to monetary policy by looking at both financial market and survey data.

Leiden and The Hague are both typical student cities and have everything you’ll need to turn your time as a student into the time of your life.

Find out how to apply for Cultural Analysis: Literature and Theory at Leiden University by following our step-by step guide.

The specialisation consists of 120 European Credit Transfer System (EC) points and consists of an Biology component (60 - 80 EC) and a science communication component (40 - 60 EC).

In this thesis, we study different curved single crystals because of the diversity of surface structures across their curvature.

The thesis explores micromammal fossils from the Afşar section in Anatolia, a crucial locality for understanding the Pliocene epoch and the transition to the Villafranchian Age.

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.

Promotor: W.Th.F. den Hollander Co-Promotor: F.M. Spieksma

To be admitted to the master’s degree programme in September 2026, you need to register in Studielink. You need to submit another application for admission, this time for the MSc Psychology. Your application must be completed by the 15th of May 2026. If you want to start the master’s degree programme…

Get the most out of your studies at Leiden University by taking part in our extracurricular activities.

Firearms and violence in Europe–A systematic review by Katharina Krüsselmann, Pauline Aarten, Marieke Liem

Clinical development of drugs for central nervous system (CNS) disorders has been particularly challenging and still suffers from high attrition rates.

The focus of the Antiviral Pharmacology group led by Anne-Grete Märtson is optimizing antiviral therapy for different viral infections by conducting clinical trials and using innovative computational and dynamic laboratory methodologies.