Over the last decades, income inequality has increased globally. How do social policies affect this increasing trend? How do international trade and technological progress affect inequality? What is the profile of income inequality in China?

Does the sitter have agency in the making of a photographic portrait? And if so how?

Jeffrey Fynn-Paul is a university lecturer at the Institute for History.

Dr. Erik Bähre is Associate Professor at the Institute of Cultural Anthropology and Development Sociology of Leiden University.

LUNHA strives to redefine global health by prioritizing justice, fairness, and inclusion in Africa. Through collaboration with diverse stakeholders, LUNHA aims to reshape global health research and foster a broader engagement with social sciences and humanities.

It sounds futuristic, but it is possible: the creation of miniature organs of patients in order to study them and see how diseases develop and can be treated. This is what researchers from the LUMC, Twente University (UT), UMCG, TU Delft and the Hubrecht Institute hope to achieve in the next ten years…

Work placement as a professional development programme for vocational teachers has been widely implemented. This dissertation provides insight into vocational teachers’ learning process in this programme within Chinese vocational education.

There is concern about the threat that nanoplastics (NPs) may pose to both wildlife and humans. This thesis explores the mechanisms of toxicity of polystyrene nanoparticles (PS-NPs) in chicken embryo.

The overall objective of ECS is to widen and strengthen the European Citizen Science community through capacity building and awareness raising activities such as the creation of a European Citizen Science Academy and the establishment of a network of 28 ECS Ambassadors.

Is aggression always bad? PhD research by psychologist Simone Dobbelaar shows that it is not. In fact, children who occasionally fiercely defend themselves and stand up for their peers often feel better mentally.

Online Open Days are increasingly gaining popularity. On 13 September 2017, Dr. Erik de Maaker, Jule Forth and Tarini Shipurkar from the Institute of Cultural Anthropology and Development Sociology presented a webinar on their Master programme. The recorded webinar can be watched online.

Anne Heyer is an Assistant Professor in modern history with a research interest in the ideas and practices of political participation in different European countries (1800-today). She works on political parties, populism, social movements and democracy in Europe (Germany, Netherlands, Britain and Spain).…

This project investigates ethnographically how patients, their relatives, and healthcare professionals in the Netherlands make decisions about end-of-life care. We study the new dilemmas around what constitutes

Cardiovascular diseases are the leading cause of death across the world. Professor Johan Kuiper of Leiden University carries out research to develop a vaccine for arteriosclerosis, which is the main cause of cardiovascular diseases. With the aid of a European research grant of six million euros he is…

The overall aim of the project is to investigate interests and their development over time in a daily life context, with particular attention for the transition from late secondary to post secondary education, and from late post secondary education to early career.

How can ‘Big Data’ be used in development and humanitarian aid, and what are the risks? Leiden University and the United Nation’s Global Pulse are organising an international expert meeting in The Hague on 23 October.

Hailing from Kuala Lumpur, Malaysia, Weiyan Low is a PhD Candidate with a background in filmmaking, education and activism in Southeast Asia.

Rogier Creemers, assistent professor in Modern Chinese Studies, wrote an article about China's social credit system in the Schweizer Monat. In the article he argues that it is not the most dangerous among China's technology projects.

Leiden biologists have found a mutation in flour beetles that allows them to speed up their development. The study has been published in Nature Ecology and Evolution.

Does the university value teaching less than research? Can you advance in science without academic awards? Which scholars inspire you? Does the university pay enough attention to both your academic achievements and your personal well-being?

In the Netherlands, as elsewhere in the world, many patients who are in a palliative care trajectory prefer not to receive full or explicit medical information. This is more often the case for patients with ethnic or cultural minority backgrounds. As open-information provision is the norm, non-disclosure…

Metals surfaces form a group of effective catalysts for the reaction of small molecules such as hydrogen (H2).

What role do parent-child interactions play in the development, maintenance and treatment of depression in young people?

Mouse models are commonly used to assess the immunogenicity of therapeutic proteins and to investigate the immunological processes leading to antidrug antibodies. The aim of this work was to develop a transgenic (TG) Balb/c mouse model for evaluating the immunogenicity of recombinant human insulin (insulin)…

Can behaviour in an online economic game be understood as a representation of radicalisation propensity?

Do natural soundscapes affect migratory decisions of fishes moving up and down rivers and is this process disturbed by vessel sounds?

This thesis reports on the influence of induction programs on beginning teachers’ well-being and professional development, and the essential characteristics of an induction program. These topics were explored by means of an interview study and large scale survey study.

On the 12th of December, Ria Huijgen-Koolen successfully defended a doctoral thesis. Leiden University Centre for Linguistics congratulates Ria on this achievement!

This thesis investigates catalytic reactions at the atomic scale using scanning tunneling microscopy (STM), with a focus on Fischer–Tropsch synthesis, a key industrial process that converts hydrogen and carbon monoxide into liquid fuels.

This problem analysis raises the importance of a two interlinked questions: (1) what are important digital skills in the public sector? and (2) how well do different organizational and individual factors explain differences in skills levels?

When and how was alphabetic writing introduced to Greece and the wider Mediterranean region?

This article presents a five-step framework for building behavioural cybersecurity strategy to reduce human-related risks affecting organisational security

This dissertation reports on the requirements for the design and development of teacher assessments, and examines the possibility of developing an assessment procedure that complies with the formulated requirements.

Historical geo data are gaining in importance. Provided that they are exactly geo referenced, they can be stored into a GIS and thus be combined with all kinds of maps (topographical, pedological, etc.) and datasets. This makes it possible to analyze historical developments in space and time on a detailed…

Drawing is one of the most unique human behaviours. Like language, drawing is a mode of communication and a cognitive tool that from an early age allows us to interact with others. Is the early development of drawing skill influenced by the social environment? If so, how?

Wetlands provide many ecosystem goods and services which include fish production. The sustainability of small-scale fisheries (SSF) has received considerable attention in recent years because fish is one of the major sources of animal protein to a considerable fraction of the global population which…

In this thesis,

It is often claimed that social media can contribute to democratic decision-making by bringing politicians and citizens into dialogue with one another. But is this potential always realised, and how? Most researchers look at politicians and their online communication strategies. In this New Media &…

Political scientist Rebekah Tromble (Leiden University) and computational sociolinguist Dirk Hovy (University of Copenhagen) analyse how much hostility and sexism Clinton faces on Twitter, as well as who seems to be behind such attacks.

From street harassment to coercive control: gender-based violence has many faces. University Lecturer Mischa Dekker has studied street harassment in the Netherlands and France, and supports institutions and organisations in embedding structural change.

The Sustainable Development minor now has its own Facebook page. Do you want to stay up to date on all activities pertaining to the minor? If so, sign up as a fan by clicking the

Paul van Trigt is university lecturer social history. His research and teaching are concerned with histories of in- and exclusion of people in multiple contexts in the modern period and the role of concepts such as human rights, the welfare state, religion, disability, ethnicity in these histories.

We are pleased to announce a call for papers for a workshop within the project 'Human Development and Its Outliers' on 26 and 27 March 2026 at Leiden University.