Day-to-day activities are important in the development of social identities, the establishment of social standing, and the communal understanding of societal rules. This perspective is broadly referred to as practice theory and relates to the power of an overarching social structure and the individual…

This thesis, conducted in the framework of ERC Starting grant project BABYLON (PI: Caroline Waerzeggers), presents an investigation into Babylonian society, focusing on the city of Borsippa during Neo-Babylonian and early Persian rule (c. 620-484 BCE).

The aim of this thesis was to study the link between hearing loss, language skills, and social functioning in deaf and hard of hearing (DHH) children. Sufficient language skills are an essential prerequisite to develop appropriate communication skills, in order to join in conversations with others.…

New Approaches to Understanding the Eastern Mediterranean during Byzantine and Ottoman Times

To what extent are individuals socialised with heteronormativity and gender norms by the national context in which they live, by Dutch schoolbooks, and within Dutch families?

The mission of the Plant Science research programme is to contribute to the sustainable production of high quality crops, flowers and high-value bio-based products. This is realised by generating fundamental knowledge of basic biological processes related to development of plants and their interaction…

Attitudes towards cultural heritage have long been characterised by an ‘endangerment sensibility’ concerned with preventing losses. Recently, however, critical heritage scholars have argued that loss can be generative, facilitating the formation of new values and attachments. Their arguments have focused…

This special issue of the International Forestry Review talks about how logging really affects society.

Across cultures, parents help their children master the social and linguistic codes needed in adult life. Recent research on language socialization found important cross-cultural differences, pointing out the need for more diversity for a full understanding of this process. Deaf communities form…

The Faculty of Science is located at the Leiden Bio Science Park. It was founded more than two centuries ago and currently, more than 8000 people are working and studying at the eight institutes.

Responsible AI for science and a strong and resilient society.

How can party bans be justified? Which parties were banned in post-war Europe – and why? Do militant democracy instruments work? Is an international militant democracy concept in the making?

The availability of indicators based on social media has opened the possibility to track the online interactions between social media users and scholarly entities.

We perform multidisciplinary research at molecular, cellular, and organismal levels of animal biology to increase fundamental understanding of health and disease.

This paper written by Vydra and Kantorowicz answers the research question ‘What policy-relevant information does Twitter contain?’ as well as the research question ‘How does this information change between a period of normalcy and a period of crisis?’

In the research programme Microbial Sciences we perform state-of-the-art research in the field of biotechnology and microbial sciences.

The mission of science based business (SBB) connects the domains of science, business, and policy. Scientific research we focus on at Leiden in areas such as artificial intelligence promises to reshape our societies for the better. Translating science into positive societal impact however requires new…

How did the slave peculium function in the socio-legal context of the Roman Empire?

Written by a select international group of leading privacy scholars, Social Dimensions of Privacy endorses and develops an innovative approach to privacy.

Deepfakes are videos that have been manipulated to replace one person’s likeness with that of another. They can be difficult to distinguish from authentic videos. In our study, we found that people who score high on conspiracy thinking and people who use social media more are better at distinguishing…

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What is the role of emotion regulation in coping with interpersonal feedback?

The author researched the motivations of bureaucrats to integrate refugees into welfare services even when they do not have any legal obligation to do so.

Understanding others’ emotional behavior is essential for navigating daily social life. But how is such an understanding achieved? The eye-tracking study by Yung-Ting Tsou and colleagues shows that children with hearing loss adopt a unique visual strategy that makes uses of explicit visual information…

Over the next two years, CWTS and Dialogic will develop a robust and context-specific monitoring and evaluation framework for Open Science in the Netherlands. This will be accompanied by the development of a prototype dashboard to showcase how such an Open Science monitor could be made visible.

Grassroots heritage initiatives and community engagement

A Diachronic Perspective on the Aegean

From publishing students, to addressing bottlenecks in education logistics and a completely new bachelor’s programme. Scroll through our highlights on educational innovation and achievements of our outstanding students.

The master's specialisation Data Science: Computer Science at Leiden University provides students thorough knowledge and understanding of statistical and computational aspects of data analysis, including their application in databases, advances in data mining, networks, pattern recognition, and deep…

If you study Pedagogical Sciences in Leiden, you will be involved in the development of young people and children and how parents, teachers and social workers can contribute to this optimally.

Leiden University, Department of Economics

The Social Assistance and Minimum Income Levels and Replacement Rates Dataset, assembled by Jinxian Wang and Olaf van Vliet (version December 2016), provides data on minimum income benefit schemes in 33 countries from 1990 until 2009.

There are eight institutes at the Faculty of Mathematics and Natural Sciences:

On 24 January 2024, Vethaak defended the thesis 'Empirical Analysis of Social Insurance, Work Incentives and Employment Outcomes'. The doctoral research was supervised by Koen Caminada and Pierre Koning.

A mosaic is the only image which can do justice to museums in the Caribbean. They are as diverse and plentiful as the many communities which form the cores of their organizations and the hearts of their missions. These profoundly social museums adopt participatory practices and embark on community engagement…

The Faculty of Science

Cognitive processes of learning with a focus on reading comprehension and the development of mathematical skills.

PhD defence

How does having limited access to the social world affect Deaf or Hard of Hearing (DHH) children’s emotional development? And in turn, how do impairments in emotional functioning affect social development and the development of psychopathology?

After your graduation, Leiden University would love to stay in touch with you. Alumni are an important part of the university; with your experience we can improve the education, and you can be part of a valuable network full of knowledge and experience. Find out what options you have to stay in touch…

‘AI can’t do half as much as people think,’ says computer scientist and psychologist Roy de Kleijn. He tries to teach robots seemingly easy things, and keeps on discovering how smart human intelligence really is. Three things that computers are no way near doing.

How do old and new Information and Communication Technologies (ICTs) relate to new social and political movements in Central Africa? What does this tell us about Africa and the Information Age?

What is and should be the role of universities in supporting business? How can business benefit more of relationships with science? And what is the role of policy makers in supporting a productive relationship between science and business? Professor Simcha Jong Kon Chin examines the interactions between…