An important hormone excreting gland in the human body is the pituitary

Human Rights at Risk brings together social scientists, legal scholars, and humanities scholars to analyze the policy challenges of human rights protection in the twenty-first century.

Our Master Law in European and International Human Rights Law (LL.M.) looks at the various human rights protection mechanisms from a comparative perspective

The Digital Humanities and Cultural Analytics minor will be offered in the 2026 academic year, and replaces the 2025/2026 Digital Humanities and AI Minor.

'We believe that developing a protocol to help people fight cancer is extremely valuable, given that cancer is such a prevalent and devastating disease. If you believe so too, you can support us in realising this mission.' Master's student in Psychology Saskia Heijnen starts crowdfunding to make her…

Explores the relationship between technics and humanity, tracing the emergence of a bio-technical conception of existence in contemporary continental philosophy. Suny Press

A study by a Leiden-Wageningen group shows that present-day humans are biologically poorly equipped to deal with the toxins they are regularly exposed to in smoky environments: compared to earlier hominins, we modern humans are probably even worse off. The study appeared in Molecular Biology and Evolution.…

Research into the evolutionary backgrounds of our diets can help us make the right choices in diet, health and lifestyle.

Alumnus Sam van Raalte followed his passion into freelance journalism.

There is no human society that does not employ a rich and diverse language. This course introduces you to linguistics, featuring interviews with well-known linguists and with speakers of many different languages. Join us to explore the miracles of human language!

This book explores how physicists, astronomers, chemists, and historians in the late nineteenth and early twentieth centuries employed ‘epistemic virtues’ such as accuracy, objectivity, and intellectual courage. In doing so, it takes the first step in providing an integrated history of the sciences…

Large carnivores and humans, along with their livestock, have co-existed for thousands of years. However, human population growth and an increase in economic activities are modifying the landscape for large carnivores and their prey.

Responsible AI for science and a strong and resilient society.

Are traces of fire use detectable in ancient hominin genomes?

The bachelor's programme in Psychology in Leiden covers the full breadth of psychology. Our bachelor's students have the opportunity to specialise. Our master's students prepare themselves for a career as a ‘scientist - practitioner'. In the one year master's programme the emphasis is on practise; in…

On 18 June 2019, Peter Kempees defended his thesis 'Hard power and the European Convention on Human Rights'. The doctoral research was supervised by Prof. R.A. Lawson and Prof. H. Duffy.

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

On 25 May, Roxane de Massol de Rebetz defended the thesis 'Beyond the dichotomy between migrant smuggling and human trafficking: a Belgian case study on the governance of migrants in transit'. The doctoral research was supervised by Maartje van der Woude, Joanne van der Leun and Masja van Meeteren.

Benson van der Bij is a family member of Holland's most famous master: Rembrandt van Rijn. What does he think of this relationship? And did he know that Rembrandt was also enrolled as a student here?

The Secret Life of Art Works. Exploring the Boundaries between Art and Life is the first collection of essays to present case studies from the visual arts, architecture, sculpture and numismatics, and to engage critically with theoretical perspectives from art history, psychology, aesthetics and ant…

What are the humanities? As the cluster of disciplines historically grouped together as “humanities” has grown and diversified to include media studies and digital studies alongside philosophy, art history and musicology to name a few, the need to clearly define the field is pertinent.

Promotors: Prof.dr. G.R. de Snoo, Prof.dr. H. Leirs (Univ. Antwerpen), Co-promotor: H.H. de Iongh

Efficiently responding to others’ emotions has great survival value, especially for social species, such as primates, who establish close, long-term bonds with group members. The closest living relatives to humans are the chimpanzee and the bonobo. Studying these species, and comparing them on the exact…

Are you thinking about studying European and International Human Rights Law? Learn more and watch the videos.

Central in this thesis are the various forms the research-teaching nexus can take in the university, especially in the Faculty of Humanities. The importance of a strong relation between research and teaching is advocated by many academics, but debate is going on about the forms this strenghthened relation…

Promotor: J.A. Bouwstra Co-promotor: A. El Ghalbzouri

Promotor: Prof.dr. J.A. Bouwstra, Co-promotor: Dr. A. El Ghalbzouri

This project envisions a broad evaluation of 20th century models of human development over the life course (ontogenesis, human constitution), including socialist and capitalist conceptions across both Eastern and Western Europe.

A new research line is the development of liquid biopsy fingerprints to predict early Alzheimer’s disease (AD) stage in human in readily accessible body fluids in human (in collaboration with: Dr. Geert-Jan Groeneveld, CHDR; Prof. Elga de Vries, Free University Medical Center; and others).

The Research Handbook on Labour, Business and Human Rights Law edited by prof. Janice Bellace of the University of Pennsylvania and ass. prof. Beryl ter Haar of Leiden University. The book is publisehd in Edward Elgars series on Human Rights.

Persistent somatic symptoms are long term symptoms that lack a clear medical explanation. These symptoms have a high prevalence where most people know someone who experiences such symptoms or they experience such symptoms themselves. Symptoms can vary greatly in and between people. While one person…

The routine assumption that Upper Palaeolithic early modern humans in Europe were regular fire users who produced fire at will has never been tested against the archaeological record. Utilizing literature, database and microwear analytical approaches, this project seeks to establish the role and forms…

This PhD project investigates what the universal and variable morphosyntactic properties of linguistic expressions of otherness are and how they can be modelled theoretically.

On 18 March 2020, Hoko Horii defended her thesis ‘Child Marriage as a Choice. Rethinking agency in international human rights’. The doctoral research was supervised by prof. A.W. Bedner and prof. G.A. van Klinken.

At this year's conclusion of the PRE-Class Psychology, the central hall of the Faculty of Social and Behavioural Sciences became a hub of knowledge exchange revolving around a central theme: emotions.

How can archaeological datasets reveal the interplay between past indigenous understandings of the surrounding world and resilient and sustainable ways of life in the Isthmo-Colombian Area?

Environmental Humanities in the New Himalayas: Symbiotic Indigeneity, Commoning, Sustainability showcases how the eco-geological creativity of the earth is integrally woven into the landforms, cultures, and cosmovisions of modern Himalayan communities.

The writings of Walter Benjamin (1892-1940) are famously and purposely marked by fragmentariness. Paradoxically, a central aim of his work was to connect: all his life he sought to further the integration of scholarship in the humanities which, he believed, had too long suffered from the prevalence…

Heart failure is a major health care problem with high mortality.

Patients with chronic itching often cannot focus their attention on anything else. Psychologists want to help them, but they need more knowledge about itching and attention. Jennifer Becker therefore investigated this relationship in healthy individuals. She will defend her PhD thesis on 25 June.