Science Magazine has published three back-to-back papers on an important discovery in solid state physics. Leiden physicist Jan Zaanen wrote a Perspective article on the subject in the same issue of 4 March.

Scientists have long been puzzled why it is easier to produce hydrogen from water in an acidic environment than in an alkaline environment. Marc Koper comes with an explanation: the reason is the electric field at the surface of the catalyst, which is larger in an alkaline environment, as he writes…

The [a]social creatures lab focusses on understanding social interaction with and between artificial creatures.

At Leiden University’s Faculty of Social and Behavioural Sciences we keep in touch with our alumni in various ways.

The Real Estate of Leiden University has done a fantastic job at placing new water tap points at several new locations! Have you spotted the new ones within your faculty? We wish you a happy hydrated day!

On December 13th, Maaike van Naerssen succesfully defended her doctoral thesis and graduated. The Leiden University Centre for Linguistics congratulates Maaike on this great result.

Explore how stakeholders in Gabon's Makokou region interact with forest resources in logging, agriculture, and mining, and their impacts on social and environmental changes.

This interdisciplinary research project explores several adaptive machine learning methods which can give insight into the interaction between human and machine. The ultimate goal is open and natural communication between humans and AI that should result in mutual trust, cooperation and coordination…

There are five institutes at the Faculty of Social and Behavioural Sciences:

The Faculty of Social and Behavioural Sciences (FSW) aims to play a leading role in gaining insights on current developments in society.

Current social norms are unsustainable, making behavior change crucial for addressing the climate crisis. Social norms can shift rapidly after tipping points, but these are often only recognised in hindsight. To promote change, we need better predictive power, i.e. ability to detect early warning signs…

Are you thinking about studying Social and Organisational Psychology? Learn more and watch the videos.

Like a mixture of oil and water, lipid membranes separate into two liquid phases.

Schuurman examines how Russia is escalating its covert operations against European countries.

The International Institute of Air and Space Law’s (IIASL) Research in Aerospace Law & Policy series features early-stage research, policy analysis and position papers. Published work includes preliminary findings, policy recommendations and institutional reports through which the IIASL aims to inform…

The research provides insight into disease behavior in both rural and semi-urban areas in Serengeti in Tanzania.

How do young adults find their way in an increasingly complex society? In Leiden, as part of the GUTS project, we study how brain development and self-regulation play a role in this process.

Social resilience and security has never been more important. Over the last 2 years, the COVID-19 pandemic has created a considerable disturbance to our personal and social lives. As a result, the general population reports more stress, loneliness and decreased quality of life. At the same time, there…

This project is part of a broader research agenda aiming to better understand the relationships between the development of contemporary security concerns and the evolution of forms of security cooperation and crisis governance.

What are the developmental pathways to social anxiety (disorder), the causal processes and maintaining factors? How do these factors interact in the development of social anxiety disorder? How can this knowledge be used to design and implement effective preventive intervention programs for youth?

The research aims to understand how did Cuban and Dominican landscape encapsulate historical conceptual transformations about human –nature spiritual interaction after the Spanish conquest? More specifically, what are the present day cultural associations with Cuban and Dominican natural landscape?…

When and how does social anxiety develop? How can it go astray in some adolescents? How can we help troubled young people to attend school regularly and return to a normal developmental pathway?

If you're considering starting the master’s in February, please take into account that the programme may be adapted if fewer than 12 students enroll. In that case, you'll begin with an intensive crash course designed to provide essential foundational knowledge. Read below what the adapted program will…

Each month, we publish an article showcasing how social science research and education contribute to solving societal challenges. Researchers, lecturers, students, and societal partners work together to make knowledge accessible and to make a difference. Through open science and engaged education, we…

As our society becomes increasingly complex, it is critical that we better understand how we can deal with fundamental issues such as societal and personal security, and resilience against threats to our security.

Team Economic and Social History

Isotopic and zooarchaeological investigations in the Dominican Republic and Jamaica

The Dutch Development Bank's new SDG loan fund for green energy in the global south may not be as positive as it seems. Anthropology professor Marja Spierenburg raises concerns about its potential impact on local communities.

In the specialisation Social and Organisational Psychology, part of the Master in Psychology, you study behaviour in formal and informal groups, such as sports or work teams.

The Faculty of Social and Behavioural Sciences brings together high-quality research and outstanding teaching in the disciplines of cultural anthropology, education and child studies, political science, psychology, science and technology studies, as well as in multidisciplinary approaches.

Developments in globalization and industrialization continuously push governments, international organizations and NGOs to reexamine the opportunities available to people at all levels of society to attain basic socioeconomic necessities. Research into existing social justice initiatives has shown a…

On 1 October 2019, Emile Cammeraat defended his thesis 'Economic Effects of Social Protection'. The doctoral research was supervised by Prof. K.P. Goudswaard and Prof. P.W.C. Koning.

Inequality and violence are the two biggest issues in South Africa. What is the underlying cause? Could they be linked to rivalling groups, economic factors, government policy or all of the above? To understand social issues, it is important to study them within their context. The extended case study…

What is the neural basis of social decision-making across childhood, adolescence and adulthood and what are the developmental patterns in terms of behavior and brain activation?

Can positive peer feedback break the cycle of negative self-relevant cognitive processes and reduce self-reported anxiety in early adolescents?

What are the main issues leading to polarisation and division? What is the role of social exclusion in these processes? How can we inform and design better policies to safeguard young people from falling prey to intolerance and polarisation? The DRIVE project, led by Leiden University in The Hague,…

On 12 November 2019, Larissa Koupriuchina defended her thesis 'Judgmental Adjustments in Revenue Management'. The doctoral research was supervised by Prof. J.I. Van der Rest.

Also including: Wateringen 4 & Acquiring a taste.

Electrolysis is a technique that can be used to convert CO2 into fuels and other useful products. To do this efficiently and on a large scale, however, we need to understand exactly how electrolysis works. Professor Marc Koper is an expert in this field.

Radiation can be used to determine the isotope ratio of a skeleton. This provides information about where our ancestors lived and what they consumed. Dr Andrea Waters has developed a revolutionary method that can trace patterns of consumption from tens of thousands of years ago.

This project studies social distance—the degree of sympathetic understanding that exists between people—in relation to state foreign policy making. Does, and if so how does, social distance shape political biases, aid narratives, and, ultimately, state foreign policy priorities and decisions?

This paper explores how citizenship is enacted and experienced in welfare encounters for Egyptian migrant parents in Paris, Amsterdam, and Milan, highlighting the importance of social citizenship and personal interactions in shaping belonging.

The Labour Law and Social Security department provides both bachelor’s level and master’s level teaching.

What is the effect of pesticides, fertilizers or plastic on water quality? And how do wind and rain affect the data? These are just some of the things that Leiden environmental scientists study in the 32 ditches of the Living Lab.