The Graduate School of Science offers PhD programmes spanning the entire spectrum of science from Mathematics to Environmental Science.

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LUCIS is directed by Nathal Dessing, who is advised by a steering committee.

Focus in skin research

We aim to unravel the molecular mechanisms involved in the transformation of eukaryotic cells by Agrobacterium.

This dissertation aims to explore how university students use mobile technology for their self-directed language learning and investigate factors influencing their self-directed learning with mobile technology.

Mr. Sujadi defended his thesis on 29 June 2017

What makes a pension scheme sustainable? Most answers to this question have revolved around expert assessments of pension schemes’ affordability or adequacy. This study shifts focus from the financial or social sustainability of pension scheme designs to their political sustainability. The key question…

In most applications, electrocatalysts exhibit a large surface area to volume ratio, for example using nanoparticles.

This thesis tackles the difficulty of predicting the liver’s clinical response to novel therapies, a challenge arising from interspecies differences and limitations of existing in vitro models.

A Companion to Cities in the Greco-Roman World offers in-depth coverage of the most important topics in the study of Greek and Roman urbanism. Bringing together contributions by an international panel of experts, this comprehensive resource addresses traditional topics in the study of ancient cities,…

The Covid-19 'infodemic' and conflict resolution by internet platforms.

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The investigation into the bidirectional communication between the gut and its host is a rapidly growing area of research, attracting considerable attention for its potential to provide crucial insights into health and disease.

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…

Lecture, Sign Languages & Deaf People

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…

Central to this research is the Urban Future-project, which consists of a large archive of artworks made from 2002 until now.

Diversity and inclusion are core values of Leiden University.

The specialisation High-Tech Innovation is for MSc students in Sciences who are interested in interdisciplinary technologies and research related to /important for high technology industries, e.g. the semi-conductor industry or nano-fabrication. In addition to their primary field of study, students…

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.

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 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…

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…