This dissertation shows that dialogical logic constitutes a powerful and flexible general framework for the development and study of various logical formalisms and combinations thereof.

What was the nature of the urban network in the Roman provinces of Germania Superior, Raetia and Noricum and how stood this in relation with economic and social developments?

This thesis discusses several questions regarding the double ramification cycle as a Chow class on the moduli space of stable n-pointed genus g curves using tools from so-called logarithmic geometry.

Before you enroll in one of our courses, it is important to determine your current level of proficiency.

The book reinterprets the role of the UN during the Congo crisis from 1960 to 1964, presenting a multidimensional view of the organisation.

Computational linguistics uses computational methods to help answer linguistics questions across a variety of topics.

In what ways can a photographic practice act as a means to confront, or even undo, the various material properties of atmospheric enclosure that so clearly put our relationship with our environment under pressure? Is it possible to devise a set of critical and artistic strategies to comprehend the ways…

International trade has played a major role in defining the modern global economy. Trade, however, entangles the environmental pressures of economic sectors, giving the illusion of environmental improvements, while the opposite may be occurring.

Has there been continuity or change in US counterterrorism policy since 9/11? What factors led to the continuity or change, and how do we classify any such continuity or change?

Leiden University is famous for its library’s large collection of Oriental manuscripts. Part of this collection is a group of 104 Arabic documents written on papyrus and paper (Or. 8264 and 12885). These documents date from the 7th through 10th century CE and cover a wide range of subjects (private…

Ironies of Solidarity is an ethnographic study of how financial products and services affect inequalities and conflicts in South Africa.

Online data breaches are recurrent and damaging cyber incidents fors organizations worldwide. This study examines how organizations can effectively mitigate reputational damages in the aftermath of data breaches by hacking, through situational crisis communication strategies.

In 2018, the European Year of Cultural Heritage, Leiden University Libraries focuses on the materiality of text and image with its activity programme titled ‘Beyond Content’. The programme pays attention to the forms in which historical texts and images have come down to us, and also to the new technologies…

Promotor: Prof.dr. A. P. IJzerman, Co-Promotor: Dr. L.H. Heitman

Single-molecule spectroscopy has become a powerful method for using organic fluorescent molecules in numerous applications.

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Our teaching responds to the questions and needs of society. During their studies, students can already have an impact on current social challenges, and gain knowledge and skills that will help them contribute to a better world once they graduate – as academic professionals and engaged citizens.

Grasseni's contribution to this special feature on food cultures, food systems, and agriculture in Europe builds upon her ongoing project Food citizens? Collective food procurement in European cities: solidarity and diversity, skills and scale.

On 7 March 2019, Maria de Jong-de Kruijf defended her thesis 'Legitimiteit en rechtswaarborgen bij gesloten plaatsing van kinderen'. The doctoral research was supervised by Prof. mr. M.R. Bruning en Prof. mr. T. Liefaard.

Parental divorce or separation is for many children an adverse experience in itself. Particularly the transitional period just before and after the separation between parents, during which parents and children have to adapt to the disruptions in family life is stressful. Previous studies showed that…

How can complexity science advance intelligence transformation?

Indonesia Sandwich Scholarship and academic recharching programme.

Since September 2001 Leiden University's Media Technology MSc program has educated modern academics, creative nerds, playful programmers, tinkering thinkers, and conceptual cross-disciplinarians. On May 13th, we celebrate!

With our research and teaching, we help make the world a better place. We join in the academic and public debate, and seek answers to economic and social issues – not just at the local and regional level but at the global one too.

Die Aufführungspraxis italienischer Instrumentalmusik in der Auseinandersetzung mit Vokalmusik und Text: Quellen und moderne Umsetzung

Tom Buitelaar is an Assistant Professor in the War, Peace & Justice program of the Institute of Security and Global Affairs. This paper suggests a number of important avenues for states, the UN, and the ICC to improve the likelihood that the ICC receives assistance from UN peace operations.

On the 16th of June Patrtick Harrison successfully defended a doctoral thesis and graduated.

The book reinterprets the role of the UN during the Congo crisis from 1960 to 1964, presenting a multidimensional view of the organisation.

With the help of quantum mechanics, digital quantum hardware may be able to tackle some of the problems that are too difficult for ordinary computers. But despite these expectations and the ongoing effort of the research community, reliable quantum computers are not yet realized in a lab setting.

A neurobiological perspective on individual differences in social competence

Are you graduating at the Faculty of Science? Or are you supervising a PhD student? At the Graduate School of Science you find support at every phase of your PhD.

A main goal of MSBB research is to address the major bottle-necks in combatting viral diseases: the lack of experimental models that are representative of human pathology and are cost effective and versatile. Viral diseases such as those that cause viral hemorrhagic syndromes or severe acute respiratory…

This thesis addresses the chemical processes that determine the compositions of giant planet atmospheres.

The present study aims to establish and develop guidelines for effective use of the classical guitar’s scoring potential.

On 14 January 2021, Joost Westerweel defended his thesis 'Lokale democratische innovatie'. The doctoral research was supervised by Prof. G. Boogaard and Prof. M.J. Cohen.

What is the influence of interactive lessons about study skills on the achievement of mentors' lesson goals and on self-regulation and other study skills of students in 4 havo, 4 vwo, and 5 vwo?

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This thesis aims at thinking through the ethical position of animals in a way that differs radically from the manner in which this ethical position is thought within contemporary animal rights discourse.

It is well-known that humans have significantly transformed ecosystems since their adoption of agriculture. However, in a deeper past, prehistoric hunter-gatherers may already have altered and modified their niche in ways that had major impacts on ecosystems.

What kind of attentional focus can enhance learning and performance for musicians?

Several alumni, young alumni and students have been matched via the Leiden University Mentor Network.

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

Still have questions about our Air and Space Law programme? Please contact us!

Together@FGGA – Together towards a safe, inclusive and balanced work environment

European countries struggling how to deal with the issue of returning foreign fighters, women and children from the Caliphate.

Antimicrobial drugs constitute a fundamental part of modern medicine. The global rise in antimicrobial resistance poses a major threat to global health.

Promotor: G.P. van Wezel, Co-promotor: D. Claessen

The ECtHR needs to provide effective rights protection, but it also needs to set clear standards while showing deference to decisions made at the national level. Especially when socio-economic issues are concerned, meeting these different demands is a challenging task.