On 29 January 2019, Robbert van Eijk defended his thesis 'Web Privacy Measurement in Real-Time Bidding Systems, A Graph- Based Approach to RTB system classification'. The doctoral research was supervised by Prof. dr. H.J. van den Herik.

How can formative assessment be used to promote teacher professional learning? This book contains various studies into professionalization approaches and courses in which formative assessment is used with a view to teacher learning.

Climate change is a challenge for both current and future generations. New biological resources have to be developed in order to meet the demand for energy as well as the demand for food.

Subproject of

The aim of the project is to unravel the genetic and contact relations between the indigenous languages of Mesoamerica (Mexico and western Central America) and the Middle Andes region (Ecuador, Peru, Bolivia), as part of a larger endeavor to understand the historical process of the peopling of the Americas…

As a practice in which human beings were held captive for an indefinite period of time, coerced into extremely dependent and exploitative power relationships, denied rights (including rights over their labor, lives, and bodies), often vulnerable to forced relocation by various means, and forced to labor…

Perception of material culture, design and digital knowledge applications

Imprint of Action is the first large-scale study focussing entirely on sociocultural impact in archaeology and, as such, is explorative in nature; it provides unique insights into the workings of interaction and participation in archaeological events, and openly shares qualitative and quantitative research…

Are the types of school non-attendance which have been evidenced in typically developing youth also found among children and adolescents with an intellectual disability (ID)? If so, which types are most prevalent and thus in greatest need of attention, and what factors (child, family, school/environmental)…

Although graduate schools and PhD programs at various Dutch universities do provide methodological training in the social sciences, PhD students in anthropology frequently express a need for more specialized anthropology courses that provide in-depth discussions of cutting-edge theory and state-of-the-art…

Promotor: Prof.dr. H.P. Spaink, Co-promotor: Prof. dr. A.H. Meijer

The Historic Port Town of Sandy Point and its Anchorage

Although exposure therapy is the gold-standard treatment of posttraumatic stress-disorder (PTSD), only half of the patients adequately benefit from it. Based on recent insights into the mechanisms of extinction, this project examines strategies and techniques to improve exposure treatment outcome in…

In comparing a selection of 18th-century histories to a representative sample of 19th-century histories of science, this project inquires: Which early modern vices persisted into the 19th century and to what extent were those vices embodied in anecdotes, conveyed through commonplaces, or symbolically…

This research programme aims to increase the scientific understanding of how current and emerging anthropogenic threats affect biodiversity and ecosystem services to facilitate strategic management of natural resources. To this end, we address urgent challenges in relation to the mechanisms involved…

The staff of the Europa Institute possess extensive expertise on European Union law and European Human Rights law generally. Current research focuses on five areas of particular relevance for European integration.

Are you looking for a research project? We have projects available for motivated 6–9-month internship students with particular interest in organic/polymer synthesis, formulation development, gene delivery, protein delivery, and the preliminairy in vitro screening of drug delivery platforms. Students…

The Astronomy and Data Science master’s specialisation at Leiden University combines advanced Astronomy courses with relevant courses from the Computer Science programme at Leiden University.

The master's specialisation Applied Mathematics at Leiden University focuses on both computational and fundamental aspects of analysis and probability. It’s also an ideal basis for a PhD degree. Applied Mathematics is an excellent choice if you have the aspiration to pursue a PhD degree

How do individuals make decisions? What determines the quality of group decisions? When and why do people cooperate with others? How does intergroup competition evolve?

Erik de Maaker, B. Ramila, Maaike Feitsma, Mayke Groffen, Ellen Haeser, Rachel Lee, M. Karthika, Leonie Sterenborg and Sanne van den Dungen

To what extent is creative ownership in contemporary (graphic) design practices changing now that we are co-creating with machines? And can machines have copyrights, too?

In the Catalysis and Surface Chemistry group, we investigate how catalysis works on the molecular level. The group is divided in six subgroups, focusing on different aspects of heterogeneous catalysis, homogeneous catalysis and electrocatalysis.

Volume II: Plates of Room Contents

The aim of this research is to understand the linking of crises for the combination of climate change and the COVID-19 pandemic.

Whether implicitly or explicitly, we all have ideas about how the law is supposed to function, whose interests it should represent, and what role it should play in society. This project explores the ways in which these questions are addressed in the works of the Roman historian Publius Cornelius Tacitus…

Leiden University has an Open Access policy and a Copyright Information Office.

Mobility, Globalisation, and Interculturality is one of the six research themes of the LUCAS Modern and Contemporary cluster.

Promotores: P. Stevenhagen, L. van Geemen (Università degli studi di Milano), Co-Supervisor: Ronald M. van Luijk

Nature, nurture and neural mechanisms of social emotion regulation in childhood

The Biomedical Metabolomics Facility Leiden (BMFL) is the core metabolomics facility of Leiden University and the Metabolomics and Analytics Centre (MAC). We offer a highly structured environment for advanced MS-based metabolomics studies and build on fully validated, state-of-the-art assays that each…

This subproject of 'From Homo Economicus to Political Animal' analyzes Greek economic thinking in late 5th- and 4th-century philosophical circles.

In what ways can the professionalisation of teachers and supervisors in police education around diversity, inclusion and diverse professionalism be increased?

The urban graveyard presents several studies in which the results of older archaeological and osteoarchaeological research are compared to more recent excavation data from several Dutch, Belgian and Danish cities and towns.

Is EEG theta\beta ratio predictive towards the negative effects of stress on cognitive performance in individuals suffering from performance anxiety? Can we improve resilience to performance anxiety by using a theta\beta ratio neurofeedback intervention?

How sustainable are open data infrastructures? Will the data we need in the future be available and usable? This project takes COVID-19 data/infrastructures as a case to study the sustainability and dynamics of open data infrastructures.

Once you have decided on your field of research, you should start looking for a supervisor as early as possible.

Can the offering of host community compensation help to prevent or solve siting controversies, and if so, why and under which conditions?

This is an Erasmus+ International Credit Mobility project of the Faculty of Humanities with the Anton de Kom University in Paramaribo.

In the present-day United States, to what degree(s) are far-right men and women similar and/or dissimilar in their motivating factors for engaging in far-right social movement activism?

On 22 June, Anneke Koning defended the thesis 'Return to sender: a multi-method study of guardianship against transnational sexual exploitation of children'. The doctoral research was supervised by Joanne van der Leun, Masja van Meeteren and Johan van Wilsem.

Our mission is to advance the understanding of mental health of individuals with a history of stress and/or trauma through rigorous interdisciplinary research, integrating insights from clinical psychology, neurobiology, and social sciences. We are committed to translating our findings into innovative…

Macrophages and atherosclerotic lesions The infiltration of monocytes in the arterial wall, their differentiation to macrophages, and the subsequent accumulation of cholesterol in these macrophages initiate the process of atherosclerosis. We study the importance of specific genes in macrophages for…

The single cell group (SCG) is part of the Metabolomics & Analytics Centre Our research is centered around developing innovating analytical methods tailored for small-volume, or single cell analysis to enable metabolomics-driven systems biology in personalized health strategies. We are always on…

Although sexual abstinence before marriage is no longer the central message in The Netherlands the affective relationship as a criterion for professionals within criminal justice can be seen as a more contemporary version of marriage.

Crises like climate change and loss of biodiversity pose serious challenges for public governance, from the local to the global scale. With the Centre for Governance of Sustainability we contribute to addressing these governance challenges. Our focus is on how policy processes and governance practices…

There's a whole lot to discover and experience in nature. But children who grow up in the city are seeing less and less greenery. During the Out and About! days junior school pupils will be going on a green expedition in their neighbourhood.

This project explores innovative strategies to counter online extremist content, focusing on integrating traditional content moderation tactics with targeted online interventions. Through research, workshops, and data-driven experiments, we aim to answer: How and when should traditional content moderation…