What are trait-trait relationships in wetlands? To what extent the so-called leaf economics traits deviate from terrestrial ecosystems? How traits specific to wetland plant relate to plant strategies? What’s the relationship between wetland plant traits to the ecosystem functioning (e.g. productivity,…

This research project addresses an unexplored dimension of historical conflict resolution: the dynamics of strategic choices made by traders engaged in foreign trade in the city of Danzig (Gdansk) c. 1450-1580, a Hanseatic city under the Polish Crown.

Dementia is widely considered a progressive condition associated with changes in cognitive capacities, which promotes the idea that people with dementia need to anticipate end-of-life care preferences. There is a growing body of interventions meant to support advance care planning (ACP) for people with…

The aim of 'Intergroup helping' is to provide an overview of psychological research on intergroup helping, such as between countries or organisations, or in case of international crises. Co-editor Esther van Leeuwen has been an assistant professor at Leiden University in Social and Organisational psychology.…

This book bij Hasan Çolak is based on rigorous research on unpublished and unexplored Ottoman correspondence between the Ottoman central administration and the Eastern Patriarchates, published Greek patriarchal documents, and French missionary and diplomatic sources.

What is the population size/structure and distribution of tiger and leopard inside the Bardia National Park (BNP) compared with the population outside? What is the movement and home range and conflict pattern in time and space of tigers and leopards inside the BNP compared with outside? What constitutes…

University lecturer Vineet Thakur hosts a series of webcasts for the Nepal Institute for International Cooperation and Engagement. Karen Smith and Audrey Alejandro joined him to discuss western dominance in the field of International Relations.

Cities in Europe house an increasingly diverse population with roots in many different parts of the world. They have also seen the growth of anti-immigrant sentiments and new forms of nationalism. Who belongs to Europe and what such belonging entails is heavily debated. What comes out of this paradoxical…

Last week, Dr. Larik’s article entitled

Leids onderzoek naar bestraffing komt tot stand uit verschillende disciplines. Het onderzoeksproject kent een juridische, criminologische, sociaalwetenschappelijke en filosofische invalshoek.

On Wednesday 19 October 2022, the graduation ceremony for the International Relations MA programme took place. In the Teylerszaal of the Academy Building, the cohort of Master's students received their diploma.

Occupational health in the Emergency Department

Promotor: Prof.dr. M. Danhof

G protein-coupled receptors (GPCRs), one of the largest families of membrane proteins, are responsive to a diverse set of physiological endogenous ligands including hormones and neurotransmitters.

This study focused on how households' food consumption and waste were adapted to lifestyles during COVID-19.

Below you will find an overview of the publications of The Leiden Advocacy Project on Plastic.

This research cluster is a part of the Institute of Political Science’s research programme ‘Institutions, Decisions and Collective Behaviour’. Its members study phenomena such as migration, immigration, citizenship, integration, ethnic parties, minority and caste-based politics, borders and migration,…

Reasserting America in the 1970s brings together two areas of burgeoning scholarly interest.

In Reframing the Diplomat Albertine Bloemendal offers a unique window onto the unofficial dimension of Cold War transatlantic relations by analyzing the diplomatic role of the Dutch Atlanticist Ernst van der Beugel as a government official and as a private diplomat.

In 2022, many of our staff and students won fantastic prizes and were awarded important research grants.

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…

What is the role of stress and stress-related hormones in emotion regulation?

Leiden psychologist Wilco van Dijk and communication scientist Jaap Ouwerkerk of VU University Amsterdam published a book about the emotion Schadenfreude. The authors describe what the emotion Schadenfreude really is, when people experience the emotion, and what role it plays in social relations.

Leiden University’s Institute of Political Science is looking for four assistant professors in International Relations. Application deadline: 1 March 2017.

How does stress affect different components of behavioral impulsivity and aggression in patients with Borderline Personality Disorder compared to clinical controls (patients with Attention Deficit Hyperactivity Disorder) and healthy controls?

Legitimacy is generally a term that is associated with the state. The term surfaces when there are problems with state legitimacy—when it is lacking or absent. This present volume attempts to think through the relevance of the concept of legitimacy for other political actors than the state.

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,…

Vivian Ng came back to Leiden last June to finally sign the walls of the Sweat Room. Graduated in 2020 during the pandemic, she missed out on this wonderful tradition, like so many others. While enjoying a day off in Leiden, we talked about her time as a student and her current job.

The norms, institutions and power relations that have defined the last decades of international political and economic relations in the European Union are undergoing major transformations. With the return of competition between great and ambitious powers, like the US, China, EU and Russia, the need…