Promotores: T.H.W. Bäck, Y. Tan, Co-promotor: M.T.M. Emmerich

Promotor: M. Ubbink, Co-promotor: G. Siegal

Parkinson's disease is the second most common neurodegenerative disease in the world. One of its symptoms is the loss of dopaminergic neurons in the substantia nigra pars compacta.

This dissertation focuses on developing new mathematical and statistical methods to properly represent time-varying covariates and model them within the context of time-to-event analysis.

Faculty of Archaeology, University of Leiden

Ramesh Ganohariti will examine legal identity in three post-Soviet aspirant states and outline four common scenarios in this article.

Promotor: Peter Stevenhagen

The research of the group Learning and Behavior Problems in Education addresses learning difficulties in the areas of reading (technical reading and reading comprehension) math and writing, and examines learning-related behaviors behaviors.

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

The four possible segments A, T, C and G that link together to form DNA molecules, and with their ordering encode genetic information, are not only different in name, but also in their physical and chemical properties.

KIGS is a research project on communication patterns in the social sciences and humanities. Counting of publications and citations are common methods to measure international scientific impact. Based on citation analyses, various calculation methods and indicators have developed in recent years. However,…

In this paper, the authors outline how the UK and USA adopt the Chilean pension model without proper attribution, potentially distorting the lessons.

Descriptive linguistics at LUCL covers documentation and descriptive analysis of lesser-studied languages as well as typological and historical comparison.

Building a Deep Cross-media Transfer Network to extract visual relations that relieve the problem of insufficient training data for visual tasks.

Chinese Porcelain and the Early Modern World

The proposed research project examines the social role of two monk-bishops in seventh-century Egypt, Abraham of Hermonthis and Pesynthios of Koptos, by reconstructing their social networks on the basis of their archival documents.

This dissertation is an experimental study of laser-generated, atmospheric pressure, transient toroidal helium plasmas.

A new microtonal approach of the bass clarinet, to further develope the instrument’s capability to produce not only exact quartertones, but also smaller units.

We investigate emergent structures and dynamics of soft materials self-assembled from microscopic constituents.

The narrow but long stretched stript of Frisian land along the North Sea was already occupied before Roman times. However, man repeatedly suffered setbacks when he tried to extend his living space, both in the tidal marshes and the peat area south of them.

In this doctoral dissertation (2012) the effects of the monetization of the Greek world in the 5th and 4th century on conceptions of reciprocity in friendship are analyzed.

Wouter Eekhout, our data magician, came in 3d place in the ‪#‎LinksSDGs‬ - Natural language processing and data visualization challenge.

In Indigenous Ancestors and Healing Landscapes Jana Pešoutová presents new interpretations of current healing practices in Cuba and the Dominican Republic juxtaposed against the European colonization of the Caribbean after 1492.

This handbook provides a resource for those already familiar with some kinds of micro-particles who wish to learn more about others, or for those just starting out in the study of microremains who wish to have a broad understanding about microscopic archaeology.

The filamentous bacteria Streptomyces are widespread inhabitants of terrestrial soils.

Human impact and plant subsistence in Dutch wetlands during the Late Mesolithic and Early and Middle Neolithic (5500-3400 cal BC)

LIACS is a partner in RISE_SMA, an interdisciplinary, international network combining excellent scholars and practitioners to enable vigorous knowledge sharing and to develop solutions for contemporary challenges for Social Media Analytics (SMA).

Schemas are knowledge structures that allow us to make efficient judgments about the world without the cost of memorizing every detail of previous experiences. It has long been known that schemas can enhance long-term memory for related information.

What motivates people to provide help to, or seek help from other groups? And what are the psychological consequences of receiving help from another group?

Striga hermonthica, commonly known as witchweed, infests major cereal crops in Sub-Saharan Africa causing severe yield losses and threatening the livelihood of millions of resource poor farmers.

The role of grave sets in Corded Ware and Bell Beaker funerary practices

Promotor: D. Bouwmeester, Co-promotor: D. Kraft

Supervisor: P.J.J. Hooykaas Co-Supervisor: R. Offringa

Criminal justice raises intricate moral questions concerning the justification of the penal institution, the mode and extent of criminal sanctions enforcement, the content of criminal sanctions (imprisonment, fines, alternative punishments), the nature of the agent holding penal authority, the normative…

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?

What is the experiental content of desire for vengeance and how does it contribute to actual revenge?

In the last two decades, there have been heated public and scholarly debates in France, the United Kingdom, and the Netherlands on the violent end of empire. Nevertheless, the broader comparative investigations into colonial counterinsurgency tend to leave atrocities such as torture, execution, and…

When researching languages in historical context, our goal is to understand the nature of linguistic variation in the past, and explain the extent to which the socio-cultural context of bygone times contributed to shaping linguistic variation and change.

Studies on the Ottoman Jihad on the Centenary of Snouck Hurgronje's

In A History of Plague in Java, 1911–1942, Maurits Bastiaan Meerwijk demonstrates how the official response to the 1911 outbreak of plague in Malang led to one of the most invasive health interventions in Dutch colonial Indonesia.

How do we experience electronic music? How does electronic music operate on perceptual, cognitive and affective levels? What are the common concepts activated in the listener’s mind when listening to electronic music? Why and how are these concepts activated?

On the 23d of May, Sanne Rotmeijer successfully defended a doctoral thesis. The Leiden University Centre for Linguistics congratulates Sanne on this achievement!

During the early modern period, many medieval manuscripts were cut up into strips of parchment which were reused to reinforce the bindings of newly printed books. Until recently, these reused pieces of medieval manuscripts only came to light when the early modern book binding was damaged and/or subjected…

Promotor: A. Achúcarro Co-promotor: A. Boyarsky

How soil microbial composition impacts structure and composition of the aboveground plant and animal communities?

This volume provides an authoritative, cutting-edge resource on the characteristics of both technological and social change in warfare in the twenty-first century, and the challenges such change presents to international law.

The Faculty of Humanities

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

This paper describes two synthetic lipid models designed to replace human stratum corneum (SC) in studies of the impact of volatile organic chemicals on the molecular organization of the skin barrier lipids.