What is the relation between the experience and the act of exclusion?

National parochialism is the tendency to cooperate more with ingroup than outgroup members. Angelo Romano, Matthias Sutter, James Liu, Toshio Yamagishi & Daniel Balliet studied national parochialism across different nations and conclude in their publication in Nature Communications that it is a ubiquitous…

The MSc International Organisation is offered by Leiden University in The Hague. This page explains why students choose this programme and location.

Learn how to apply for the MSc International Organisation at Leiden University in The Hague. Covers admission requirements, deadlines, required documents and the application procedure.

In my research, I focus on cooperation, social dilemmas, tacit coordination, uncertainty, sanctions and trust.

To be eligible for the Research Master's specialisation Social and Organisational Psychology, you must meet the following admission requirements.

Why are health problems such as loneliness and obesity so persistent? What causes them to occur more frequently in some neighborhoods than others? And how can we solve them? You will learn about these topics in the new minor 'Co-creating a Healthy Society'.

In September 2023 Social Justice Research, a journal from Springer Nature, published a ‘Special Issue on Veteran Reflections’. Eight ‘veterans’ analysed the current status of justice research and suggested new directions and refinements. Herman Steensma, guest member of the section Social, Economic…

This book takes you through the process of writing an empirical thesis, step-by-step, with a (primary) focus on experimental research since that is common in this field. By breaking down the steps of experimental research in chronological order and including tips in each step, the authors hope to give…

Study information

Study information

What are the behavioral, cognitive, and motivational consequences of decision reversibility?

The research group Organizational & Entrepreneurial Behavior investigates the behavior of individuals and groups who start, work in, or lead organizations, in order to inform organizational practice. By focusing on the behavior of (groups of) employees, entrepreneurs and leaders, the main levels of…

Note: MSc International Organisation application deadlines at Leiden University are 1 April for students requiring a visa, and 15 May for others.

See which documents are required to apply for the MSc International Organisation at Leiden University: transcripts, diplomas, CV, motivation letter, recommendation letters and supporting materials.

Mensen werken niet alleen liever samen met leden van hun eigen ingroup, ze concurreren er ook liever mee, lieten Leidse onderzoekers in een sociaalpsychologische studie in 51 landen zien. Dit ‘nasty neighbor’- effect was een grote verrassing voor de onderzoekers, totdat ze in studies over dieren doken.…

Parents often see that when their sweet, socially-minded children become adolescents they change into selfish 'hotel guests' who think only of themselves. But adolescents become increasingly better at weighing up one another's interests. This discovery has been made by development psychologist Rosa…

Learn how to apply for the MSc International Organisation at Leiden University, including steps for submitting your documents, using Studielink, and following up.

On 2 November, nine professors were simultaneously inaugurated as ‘Medical Delta Professor’ at Leiden University, LUMC, Delft University of Technology, Erasmus University and Erasmus MC. With an appointment at a minimum of two of these five academic institutions, they combine technology and healthcare…

The Institute of Psychology is part of the Faculty of Social and Behavioural Sciences.

Article by Leiden University political scientist Daniel Thomas about shifting norms for membership in international organisations.

How can cardiovascular responses index challenge and threat motivational states? How do challenge and threat states shape, and are shaped by, social relations?

View the tuition fee details for the MSc International Politics at Leiden University: statutory rates for EU/EEA applicants and institutional fees for non‑EU students.

Discover the admission requirements for the MSc International Organisation at Leiden University in The Hague. Includes 80 ECTS, English test scores (IELTS/TOEFL), and supporting documents.

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

Discover how to prepare for the MSc International Organisation at Leiden University: orientation activities, academic resources, visa guidance, and student support services.

The organisations and people who implement government policy face many different types of change. Academics from Leiden University research how they deal with these and advise them on how best to meet the needs and wishes of society.

As of 14 May, people from all over the world can follow a little part of our university’s education through a new Massive Open Online Course (MOOC) on Health & Health Behaviour. This MOOC provides an introduction to the field of Health Psychology.

Eveline Crone wrote a new edition of

Heightened activation of the striatum that adolescents show in response to reward is often associated with risk-taking and negative health consequences. This article in Nature Communications investigates a potential positive side of this heightened activation. It shows that the activity peak in late…

In this article, Friso Selten and Bram Klievink explore how public organisations strategically manage the adoption of AI.

Didactics

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?