While many healthcare professionals indicate that they frequently use placebo effects and their mechanisms, there is little formal training on how to deal with placebo and nocebo effects in clinical practice. This project aims to address this gap between scientific knowledge on placebo and nocebo effects…

How do you find your was as an early career researcher in the academic pressure cooker?

From towering mechanical heroes to city-destroying battles, giant robots have become one of the most iconic images in Japanese animation. On 28 April 2026, Leiden University will host

We study the physics of a broad range of biological and soft materials

Fundamental research in the ALgebra, Geometry And Number Theory

Both the Dutch government and the European Commission dedicate an increasing share of public funding for research and innovation to mission-oriented programs, aiming to facilitate sustainability transitions. These programs typically involve support fora range of different research activities, from the…

The IP Law (Intellectual Property Law) department provides education and conducts research in the field of intellectual property law.

Rembrandt & Leiden University: The Bigger Picture commemorates the 444th anniversary of Leiden University and the 2019 Rembrandt Year. Our special thanks go to Germanisches Nationalmuseum (Nuremberg), The Leiden Collection (New York), Museum De Lakenhal (Leiden), Mauritshuis (The Hague), Rijksmuseum/Musée…

This thesis investigated the extent to which participation of school students in decision-making processes can be achieved, including through participatory action research (PAR) in teacher education.

Promotor: P. Stevenhagen, Co-promotores: B. de Smit, F. Andreatta

In this thesis we classify the pairs (p,G), where p is a prime number and G is a finite p-group possessing an intense automorphism, i.e. an automorphism that sends each subgroup of G to a G-conjugate, that is non-trivial and whose order is coprime to p.

Promotor: Prof.dr. P. Stevenhagen, Co-promotor: Prof. dr. B. de Smit

The main goal of the THEOR CHEM group, headed by Prof. Geert-Jan Kroes, is to characterize, and to accurately predict the outcome of chemical reactions at gas-solid and liquid-solid interfaces. Here the solid surface is typically a metal or an ice surface. These goals are important to many areas in…

This project examines the meaning of this historical place, and the way it has been used by the political institutions that have had their seat there.

PhD defence

This collaborative research group (CRG) facilitates the synergies of researchers engaged with African languages and documentation of texts conducted in East Africa, paying particular attention to ‘endangered archives’ and ‘endangered languages’.

Promotores: B. Erez, P. Stevenhagen, Co-Promotor: B. de Smit

The Institute of Security and Global Affairs (ISGA) in The Hague offers bachelor’s and master’s programmes, minors, and research in security studies, covering cybersecurity, terrorism, diplomacy and contemporary security challenges. Focus keywords: ISGA, bachelor, master, minors, research, security…

In the master’s programme in Archaeology, you can follow courses on the archaeology of Europe, deepening your understanding of the continent’s long history.

The Life in Custody (LIC) Study comprises a large-scale research project into prison climate and the quality of prison life in Dutch prisons.

Recente publicaties in de Leidse handboekenreeks zullen hieronder verschijnen.

Students in EFL (English as a foreign language) classes may regard their non-native teachers as successful models of intercultural communication and mediators between the cultures of English-speaking countries (ES cultures) and their own cultures. Teachers who are aware of such roles may introduce and…

The Faculty of Science is located at the Leiden Bio Science Park. It was founded more than two centuries ago and currently, more than 8000 people are working and studying at the eight institutes.

Autism research is at times saturated with implicit values, norms and possible prejudices. Researchers should be more aware of this, says development psychologist Carolien Rieffe. She advocates Critical Design: a self-critical view as a scientific method.

Thomas Mes defended his thesis on 9 January 2018.

Papers written on the occasion of the 30th anniversary of the institute of Prehistory, Volume II.

The objective of this project is to show how teacher research can encourage teachers’ learning process as professionals, improve teaching practices and generate knowledge about these practices.

A global synthesis of the extent, diversity and patterns in off-site fire use by historically documented and current hunter-gatherers with the remit of this study in the deeper past.

In this second book of the series

Since the early 1990s, one can isolate the optical signal of a single molecule and single-molecule spectroscopy has quickly grown into an important research field.

This project studies the development of civic engagement in the Netherlands from the mid-eighteenth until the mid-nineteenth centuries, through a focus on the local and regional levels.

Below thesis archives will be moved shortly (work in progress) to the Leiden Repository. Once this is done, theses submitted by MI students (from 2008 onwards) can be accessed via the Repository and will be removed from this site.

PhD defence

Every year, more than three thousand businesses are declared insolvent in the Netherlands. The purpose of bankruptcy is to divide the assets of these companies among the creditors. However, the value of the claims of the creditors often exceed the value of the assets of the company

Is the legitimacy of law and governance of multilevel jurisdictions diminishing? What is the significance of (diminishing) legitimacy for the effectiveness of law? These kinds of questions about the legitimacy of the supranational formation of law, its application, and the policy and governance based…

Is scientific research useful? In his dissertation, Jorrit Smit argues that in order to answer this question one should not look at, for example, prominent scholars or influential organisations, but at places where knowledge exchange and co-creation take place. Promotion 6 May.

The use-wear analysis of domestic implements provided new insights of the Single Grave Culture population in the Netherlands.

The major aim is to develop, evaluate, and implement disease-generic cognitive-behavioral interventions through the internet in order to optimize tailored health care for patients with chronic somatic conditions.

The proportion of children who are overweight has increased enormously over the past 20 years. The number has currently stabilised but even so there are still too many overweight and obese children. Could there be some connection with the way they are brought up? Roxanna Camfferman's PhD research shows…

Minority governments only become an option when attempts to form a government collapse. PhD candidate Corné Smit explored why such governments have become rare in the Netherlands and what advantages they might offer. ‘Broad majority coalitions often fail to make substantial progress on key issues.’

Stay tuned for updates on relevant media appearances of Ellen de Bruijn.