The Faculty of Social and Behavioural Sciences brings together high-quality research and outstanding teaching.

LUCIS is an interfaculty knowledge centre offering a multidisciplinary and comparative view on Islam and Muslim societies.

Black-and-white photographs filled with solemn young men and distinguished professors line the walls of the Grand Auditorium. Young women are missing from the photos; women rarely obtained PhDs 50 years ago. And this article is about that group, the PhD candidates between 1966 and 1972, who were invited…

The Durham Declaration was presented at the Climate Symposium marking the Coimbra Group’s 40th anniversary on 26 March. Leiden University is proud to be one of the first signatories of this declaration.

Prof. Dr. Jasper Knoester has been reappointed by the Executive Board of Leiden University as Dean of the Faculty of Science. His second term will run until 1 January 2030. Knoester’s reappointment has broad support within the faculty. His approachable leadership style and people-focused approach have…

The Leiden-Delft-Erasmus (LDE) alliance signed a collaboration agreement with the Indonesian Ministry of Education, Culture, Science and Technology on 23 September.

Over 30 ambassadors strengthened their ties with researchers and university leaders in a recent visit to Leiden University. Cross-border collaboration (both literal and figurative) was the theme of presentations and a tour of the Hortus botanicus.

In this research project child language phonology is studied from the perspective of a psycholinguistic speech-production model and this model is in turn studied from the perspective of developmental phonology.

The IBL Office welcomes you and will answer all your questions regarding general information, administrative issues, or redirections towards IBL subdivisions and people.

The Faculty of Archaeology at Leiden is the leading academic institute for Archaeology in the Netherlands, and one of the largest in the world. The Faculty is an international front-runner, in the top ten of the QS World University Ranking, at subject level.

Which brain cell does what, when Parkinson's disease arises? It won't be long before this jigsaw is solved piece by piece. Ahmed Mahfouz, computational biologist, combines bio-knowledge from Leiden with algorithms from Delft and is getting closer to finding the key.

What mechanisms shape faculty members' perspectives on their teaching role in research intensive universities?

In a longitudinal study, Eichengreen and colleagues explored how the certain aspects of emotional intelligence impact the development of adolescents’ mental health, thus identifying potential warning signs and targets for intervention programs. Despite a higher risk for mental health issues and lesser…

This project looks at the ways in which youth in southern Nigeria navigate their lives in a context of experiencing long-term socioeconomic uncertainty and political insecurity (duress).

If you want to take on an extra challenge during your bachelor’s programme, options like the Honours College, the Humanities Lab and the Academy of Creative and Performing Arts (ACPA) will give you additional depth, intensity and study credits. You can even do a double degree.

Are you ready to take on an extra challenge during your BA in Linguistics programme? With options like the Honours College, The Humanities Lab and the Academy of Creative and Performing Arts (ACPA), you can broaden your academic programme or add extra depth, intensity and ECTS – even a dual degree –…

What can continuity and change in the manufacturing of locally made ceramics from the early colonials Spanish towns of Concepción de la Vega, Cotuí and Nueva Cádiz (1492-1600) tell us about the choices people made in ceramic production as a reaction the the changing social environment?

The earth has more than 7 billion inhabitants, all of whom leave behind traces of pollution. However, not all forms of pollution have the same harmful effect. Leiden scientists help determine where we should put our priorities.

The overall aim of the project is to investigate effective ways to strengthen vocational identity of at-risk adolescents in order to contribute to a successful transition from late secondary to post secondary lower vocational education or to work.

Are you ready to take on an extra challenge during your Leiden bachelor’s programme? With options like the Honours College, the Humanities Lab and the Academy of Creative and Performing Arts (ACPA) you can add extra depth, intensity and study credits (ECTS), including the possibility of a dual degree,…

Plant Sciences' contribution to the Development & Disease research theme is to unravel the processes that allow plants to adapt to changing abiotic and biotic environmental conditions or stresses, with the aim to contribute to the sustainable production of food, flowers and bio-based products using…

Are you ready to take on an extra challenge during your Leiden Bachelor programme? With options like Honours College, The Humanities Lab and the Academy of Creative and Performing Arts (ACPA) you can add extra depth, intensity and ECTS – even a dual degree – to your study.

Are you ready to take on an extra challenge during your Leiden Bachelor programme? With options like Honours College, The Humanities Lab and the Academy of Creative and Performing Arts (ACPA) you can add extra depth, intensity and ECTS – even a dual degree – to your study.

Leiden University offers intensive support and advice to ensure your studies go smoothly and successfully. However, if they are not going completely according to plan, remember that we can always provide more individual support.

Are you ready to take on an extra challenge during your Leiden Bachelor programme? With options like the Honours College, The Humanities Lab and the Academy of Creative and Performing Arts (ACPA) you can broaden your academic programme or add extra depth, intensity and ECTS – even a dual degree – to…

The research master's specialisation Clinical and Health Psychology consists of five main parts: the general courses, the track-specific courses, the elective courses, a research internship and a thesis.

The master's specialisation Health and Medical Psychology consists of three main parts: the mandatory and elective courses, a thesis and an internship.

The latest episode of the ‘Betrouwbare Bronnen’ political podcast is devoted to the Leiden Bio Science Park (LBSP). One of the speakers is Rector Magnificus Hester Bijl, who talks about the importance and future of this internationally renowned Leiden knowledge centre.

On 11 November, Leiden University and the '3 October Vereeniging' confirmed their special relationship and collaboration in a covenant. This document lays down the way in which the two partners will be involved in the future celebration and commemoration of the Relief of Leiden.

The Plants & Planets exhibition brings two worlds together in a dazzling mix of science, nature and art. It opens at Old Observatory Leiden and Hortus botanicus on 7 February.

What is the significance of the history of slavery for our present-day society? A special exhibition in the inner courtyard of the Academy Building features eleven insightful portraits of students and staff, and their answer to this question. The aim of the exhibition’s initiators is to make the subject…

The support staff provides support for daily operations, personnel, projects and finances

Leiden University is aware of its role in society and wants to create a green, healthy and inclusive campus and have a positive impact on the field of climate and circularity.

The University Council is the central co-participation body of the University.

The Clinical Psychology Unit is organized as follows:

The Diversity and Inclusion Expertise Office advises the Executive Board and works in close collaboration with the faculties, expertise centres and policy administrations to promote diversity and inclusion

In the wake of controversial disclosures of classified government information by WikiLeaks and Edward Snowden, questions about the democratic status of secret uses of political power are rarely far from the headlines. Despite an increase in initiatives aimed at enhancing government transparency – such…

In this article, Sophie Vériter examines the EU’s unprecedented ban on Russian state media following the invasion of Ukraine, using securitisation theory

On 14 May 2020, Pieter Rustenburg defended his thesis 'Een algemene normtheorie toegepast op open normen in het belastingrecht'. The doctoral research was supervised by Prof. A.O. Lubbers and Prof. J.L.M. Gribnau.

Most of current public-key cryptography is considered insecure against attacks from sufficiently powerful quantum computers. Post-quantum cryptography studies methods to secure information resistant against such attacks. One proposal is isogeny-based cryptography, which bases its security on computational…

Acknowledging the work and effort of Leiden University staff is one step closer to having a more sustainable University.

The Clinical Psychology Educational Programme aims to provide specialized knowledge of psychopathology, diagnostic and treatment skills and related scientific research.

Libertatis Ergo Holding B.V. (LEH) is an independent legal entity that holds associate companies arising from Leiden University’s activities.

The project “Optimizing the responsible researcher” (see below) has enriched the knowledge base about the shared values of responsible biomedical research and the various ways in which these ideals are (or are not) put into practice.

The Administration and Central Services department supports the Executive Board and is responsible for policy and decision-making.

The article examines how Southern European member states' newspapers portray European irregular migration governance.

Of the women studying at university, 52% have experienced some form of sexual harassment. For male students, the figure is 19%.