In what way is constructivist logic able to account for both the role of the judging agent in inference and the universal claims of logical validity?

Twee jaar geleden klaagde promovendus Danny Mekić het socialmediaplatform X aan, omdat zijn account, zonder toelichting, onvindbaar werd gemaakt. Hij kreeg gelijk van de rechter, maar X verzet zich ertegen: ‘Twitter wil niet transparant zijn.’

This year is the 444th anniversary of Leiden University and we are celebrating this with the residents of the two cities in which the University has a presence: Leiden and The Hague. We are therefore holding an exhibition about the University and its connections to the city in the Atrium of City Hall…

Open conversation at Leiden University College about impediments, disability and the university as knowledge infrastructure with Prof. Florencia Herrera, Universidad Diego Portales (Chile), director of the Núcleo Milenio DISCA - Disability & Citizenship.

The VVI seeks to develop and disseminate socio-legal knowledge and theory regarding the interaction between law, governance and society. More specifically, the Institute studies the emergence, functioning, and evolution of legal institutions.

Southeast Asia is a term to denote a collection of at present eleven nation-states with an enormous diversity in languages, cultures and religions. Muslims can both take a majority and a minority position.

The Laboratory for Human Osteoarchaeology specialises in the macroscopic and microscopic analysis of human remains. We use cutting edge scientific approaches to address archaeological, historical, and anthropological research questions. In addition to paleopathological, histological, and 3D scanning…

Perception of material culture, design and digital knowledge applications

Central to the research of several cluster members are the social function and contexts of the production and consumption of medieval and early modern art, literature and media:

Andrea Giolai defended his thesis on 3 May 2017.

The unique geographic and temporal breadth of research at Leiden allows us to stimulate a shift from the classical Weberian mode of scholarly production that views historical development and modernization as emanating from Europe and the West to a multi-polar perspective that allows for more nuanced,…

‘Visibility and secrecy are both valuable tactics and should not be antagonized in LGBT movements, ’ says Jingshu Zhu. Zhu defended her dissertation on Wednesday 21 February.

What does it mean to protect against disaster in the context of climate change and other cascading environmental crises?

To what extent does the Law Ombudsperson for Children achieve its goals as intended by the legislator when introducing the law?

Do you want to carry out your own three-month research project? Then Global Ethnography is the path for you! This Master's specialisation allows you to conduct a customised three-month ethnographic field research, learn how to study global issues at the local level, and develop excellent social scientific…

When you apply for admission, you’ll be asked to submit several documents. The documents that are required depend on your educational background and chosen study programme. For details of the documents required by each study programme, refer also to the programme-specific information.

Linguistic Choices in the Contemporary City focuses on how individuals navigate conversation in highly diversified contexts and provides a broad overview of state of the art research in urban sociolinguistics across the globe.

This focus area adresses the social context of health and well-being, with a particular emphasis on social inequality.

Reconfigurations of Practice, Community and Authority in Contemporary Aceh

This subproject of 'From Homo Economicus to Political Animal' analyzes Greek economic thinking in late 5th- and 4th-century philosophical circles.

At LUCL we study almost all aspects of a wide range of African languages. From phonology to anthropological linguistics, from theoretical syntax to urban youth languages, we study it all.

The BOCA project explores new forms of communicating academic knowledge as a way to strengthen the connection between the university and society. The project was awarded a Kiem seed grant and is led by Daniela Vicherat Mattar (FGGA/LUC) and Nanne Timmer (FGw/LUCAS).

LUCSoR has chairs in Comparative Religion, Islam in the West, Christianity, and Judaism. Main areas of expertise include ancient Mesopotamian religions, the Enlightenment, Islam in the West, and new spiritual movements.

On 21 January 2021, Fachrizal Afandi defended his thesis 'Maintaining Order: Public Prosecutors in Post-Authoritarian Countries, the case of Indonesia'. The doctoral research was supervised by Prof. A.W. Bedner and Prof. J.H. Crijns.

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.

A theme issue of the Royal Society Interface Focus journal about the human history of Amazonia, as seen through interdisciplinary collaborations among scholars from different research fields.

Collaboration is right at the heart of our work within the theme Health and well-being in a healthy society.

This subproject of 'From Homo Economicus to Political Animal' analyzes Greek economic thinking of the Hellenistic period.

On this page you'll find the recordings of the programme presentations held at the Leiden University Bachelor's Online Open Day of 7 October 2023. Perhaps you joined this event and would like to rewatch the presentations or are curious about ones you didn’t see the first time around. Or you haven't…

When you apply for admission, you’ll be asked to submit several documents. The documents that are required depend on your educational background and chosen study programme. For details of the documents required by each study programme, refer also to the programme-specific information.

This study, Calypso, The Trinidadian Experience, has sought to establish links between calypso music and the construction and maintenance of identities, and to locate the genre as a mechanism (or as part of a broader mechanism) that has exerted on-going social influence within Trinidadian society…

The deans (chairs of the faculty boards) form the Board of Deans, which is chaired by the Rector Magnificus.

The Dutch women’s movement began around 1967 with the discussion of the disadvantages that women faced in daily life. In 1968 the MVM (Man-Vrouw-Maatschappij) was born and played an important role as a public voice demanding female education programs and inclusion in the workforce.

When you apply for admission, you’ll be asked to submit several documents. The documents that are required depend on your educational background and chosen study programme. For details of the documents required by each study programme, refer also to the programme-specific information.

Watch the Sustainable Career Event back!

Archaeological and Anthropological perspectives

The theme 'Health and well-being in a healthy society' is one of the focal points of the Faculty of Social and Behavioural Sciences (FSW). We are committed to promoting health and well-being for people of all ages.

The Master’s specialisation in Sociology of Policy in Practice teaches you to think along with organisations to help them respond to the challenges they are facing in our global and quickly changing societies.

A better understanding of inequality to help create a fairer, more just society.

This website showcases Leiden University’s contribution to the SSH Sector Plans.

Four of Leiden University’s master’s programmes score above average across the board according to the Keuzegids Masters 2026 guide.

Are you curious about how health, behaviour and our living environment are connected? At Leiden University, you’ll explore how people grow up, age and live together in a changing world. From mental health to sustainable cities, from lifestyle to healthcare policy: you’ll learn to understand societal…

Are you curious about how health, behaviour and our living environment are connected? At Leiden University, you’ll explore how people grow up, age and live together in a changing world. From mental health to sustainable cities, from lifestyle to healthcare policy: you’ll learn to understand societal…

An interdisciplinary international consortium to address critical healthcare gaps for older adults in indigenous Dayak communities has been awarded an LDE Global Support grant (INUCoST).

It increasingly seems that Elon Musk has taken it upon himself to decide what can and cannot be said on Twitter. He bought the platform with the message that there would be room to say whatever you desired, but he himself is casting doubts on that principle.