Over the last decades, the systematic investigation of urban settlements in Central-Tyrrhenian Italy led to the discovery of a growing number of contexts revealing both direct and indirect evidence of artisanal workshops. Such research commitment has yielded a vast amount of new data that greatly contribute…

This dissertation explores matters of collectivity, drawing from the experience of working with the Amsterdam-based collective Hackers & Designers (H&D).

Publishing about your research is a key aspect of your career as a researcher; the majority of research publications are written in English. When applying for research funding, too, it is very important to ensure that your application is written in clear, accessible English. Maria Sherwood-Smith, Academic…

Promotores: H. Schiessel, G.T. Barkema

On the 4th of June, Saskia Lensink successfully defended a doctoral thesis and graduated. The Leiden University Centre for Linguistics congratulates Saskia Lensink on this achievement!

This study tests whether behavioural problems at a young age are related to early reading and mathematics development.

We consider the propagation of electrical signals through nerve fibres.

“JARAK: the commoditization of an alternative biofuel crop in Indonesia” was a research program from 2010-2014 in which researchers from Indonesia and the Netherlands collaborated.

This thesis is devoted to an in-depth examination of the various effects of disorder in the cuprate high-temperature superconductors.

How do people experience ‘inclusion’ in sports? How can experiential expertise enhance policies in sport and inclusion? This research internship at The Mulier Institute enables a student to investigate these issues from a qualitative research perspective.

Promotores: F.H. van Lunteren, F.P. Israel

On this section of the website you can find more information about the Old Observatory and the current astronomy research institute.

Promotor: Prof.dr. E.F. Smets

From Complex Hunter-Gatherers to Early Urban Societies

Plants, are sessile organisms, have developed strategies to adapt to changes in their environment, in part by altering their growth and development.

The place of women in Leiden University was not steadily established for a very long time. Their roles spanned beyond the realms of academics and students. Seeking equality with men, they fought to obtain the right to work, to study and teach at university, to attain high-level jobs and to vote.

Subproject of

On 19 May 2020, Xuechan Ma defended her thesis 'Moving towards Coexistence and Cooperation: The Spratly Islands and International Law'. The doctoral research was supervised by Prof. N.J. Schrijver.

Different ways in which physical environments impacted on the cultural imagination of Greco-Roman antiquity.

This dissertation addresses the semantics of pluractional verbs in Hausa.

This study seeks to partially fill the knowledge gap about national culture in Africa, basing its research on data on ethnolinguistic groups (instead of administrative regions).

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.

Promotor: Prof.dr. G.R. de Snoo, Co-promotor: R. Heijungs

This book focuses on policing in city-regions in Europe bringing together experts from across the continent to develop a sociology of urban policing and a unique methodology for comparing different metropolises in the same country.

Christopher Green defended his thesis on 26 February 2020

The edited volume 'Arabic in context: celebrating 400 years of Arabic at Leiden University' edited by Ahmad Al-Jallad is out. The volume contains the contributions to the 2013 conference with the same title, held at Leiden University and was published as part of Brill's the Studies in Semitics Language…

On this page you will find all the house rules and conditions that apply to visiting the Old Observatory.

Embracing the Provinces is a collection of essays focused on people and their daily lives living in the Roman provinces, c. 27 BC-AD 476. It offers an overview of current research on Roman provinces and frontiers, deconstructing some long-held preconceptions and providing refreshing insights into unexplored…

This study will investigate the role of Henri Jean Francois Borel (1869-1933) as an ‘interpreter of China'.

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,…

Social aspects of the learning environment, also called classroom climate, are important for students’ cognitive and affective learning outcomes. In this thesis the classroom climate is operationalised by means of two components: the teacher-class relationship and classroom discipline.

While there is a general consensus on the need for climate action among elites and the public, the public overall willingness to pay for such efforts is much lower.

A modern ship design process is subject to a wide variety of constraints such as safety constraints, regulations, and physical constraints.

In my research, we developed a method to distinguish knots. A knot is a mathematical depiction of the everyday knot that occurs in ropes and cords.

On 29 June 2017, Carl Mair defended his PhD dissertation “Taking Technological Infrastructure Seriously”. The supervisors are Professor A. Schmidt and Professor G.J. Zwenne.

On the 13th of April, Federico Dragoni successfully defended a doctoral thesis. The Leiden University Centre for Linguistics congratulates Federico on this achievement!

Promotores: H.A. Udo de Haes, H.H.T. Prins, Co-promotor: H.H. de Iongh

Heritage Quest is a citizen science project in which volunteers help archaeologists in the quest for undiscovered archaeological heritage.

This volume challenges the idea that the development of ‘democracy’ is a story of rise and progress at all. It is rather a story of continuous but never completely satisfying attempts of interpreting the rule of the people.

Intelligence scholars have been struggling to find the conditions under which international intelligence cooperation occurs. Most focus on transactional motives and guaranteed returns, the so called ‘Quid pro Quo’. At the same time, trust is often mentioned as one of the foremost conditions, yet it…

Promotor: E. Gittenberger, Co-promotor: B.W. Hoeksema

The debate in Europe about digital sovereignty, technological sovereignty, data sovereignty and strategic autonomy has been building over recent years at both the EU level and the level of individual Member States. The different concepts – and their diverse interpretations – cover the sovereignty concerns…

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?

Double Bind. Public service professionals coping with contrasting demands. How do public service professionals align their PSM with contrasting demands set by the organizational and social contexts in which they work?

In the study of West-East relations, difference often takes centre stage. This holds for both culturalist and postcolonial perspectives. By contrast, in my investigation of Netherlands-Iran political relations in the 1960s and 1970s, I will focus on the role of SIMILARITY. What lay at the root of the…

Generations of Leiden students and academics have done archaeological research into the early medieval history of Oegstgeest. This makes this old settlement one of the best-documented sites from that era. In a new book, Leiden researchers take stock.

For early modern Europeans, the past was a measure of most things, good and bad. For that reason it was also hotly contested, manipulated, and far too important to be left to historians alone.

Jelena Vićić and Richard Harknett offer an analytical construct to better understand the mechanism by which cyber-enabled influence operations work

This reflection for Critical Studies on Terrorism, explores two decades of the 'War of Terror' and what it means today.

In this article, Honorata Mazepus, assistant professor at the Institute of Security and Global Affairs, and Dimiter Toshkov, associate professor at the Institute of Public Administration, discuss whether the winner–loser gap extends beyond the political domain to subjective health and well-being as…