As of May 2015, Prof. dr. Ad Ijzerman has been appointed as Secretary of The Royal Holland Society of Sciences and Humanities.

We also conduct research to make meaningful contributions to society. For instance, by talking about our research, contributing to community projects or by inviting people to help us with our research. Scroll down and discover how Science and Society can mutually reinforce each other.

The master’s specialisation Computer Science and Science Communication and Society at Leiden University bridges the gap between experts and the public by combining high quality research in computer science with extensive training in science communication.

Melanie Fink, Postdoctoral Researcher at the Europa Institute of Leiden University, has published her book Frontex and Human Rights, Responsibility in 'Multi-Actor Situations' under the ECHR and EU Public Liability Law. This work is based on her doctoral dissertation, which she defended in December…

Despite the field’s general agreement that pyrotechnology had a significant impact on the cultural evolution of humankind, our understanding of the origins and development of fire use and its role in humankind’s cultural evolution is very limited, blurred by strong disagreements over its chronology…

Correctly interpreting the patterns of fire evidence in the archaeological record will illuminate the origin of human fire use.

It is well-known that humans have significantly transformed ecosystems since their adoption of agriculture. However, in a deeper past, prehistoric hunter-gatherers may already have altered and modified their niche in ways that had major impacts on ecosystems.

On Wednesday 13 December, Melanie Fink defended her doctoral thesis ‘Frontex and Human Rights: Responsibility in “Multi-Actor Situations” under the ECHR and EU Public Liability Law’. The supervisors are Rick Lawson and Jorrit Rijpma from Leiden, as well as Manfred Nowak, and Stephan Wittich from the…

This NWO-funded research programme focuses on the assumptions and methodology of the writing of history of science. History of science is in many respects a flourishing discipline: it currently yields an impressive volume of studies. Systematic reflection about the ways in which history of science may…

Astronomer and Marxist Anton Pannekoek was a remarkable figure. This book aims to study the connections between his life as a socialist theorist and as a pioneering scientist through the prism of Pannekoek's biography.

To what extent are, can, and should, human trafficking and human smuggling be(ing) seen as interlinked phenomena? What are the consequences of seeing the phenomena as either distinct or interlinked for the way in which migrants crossing intra-Schengen borders are treated.

Are you graduating at the Faculty of Science? Or are you supervising a PhD student? At the Graduate School of Science you find support at every phase of your PhD.

Information on contract teaching at the Faculty of Science.

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.

Explore the unknown in order to be able to innovate in the distant future.

The work presented in this thesis addresses the role of the locus coeruleus (LC) - norepinephrine (NE) system in various aspects of human cognition, and the modulation of brain state.

On 21 Januari 2020, Patrick van Berlo defended his thesis 'Human Rights Elephants in an Era of Globalisation: Commodification, Crimmigration, and Human Rights in Confinement'. The doctoral research was supervised by Prof. J.P. van der Leun and Prof. M.A.H. van der Woude.

Historiography of science is in its current self-image a non-evaluative discipline. Its main goal is to understand past processes of knowledge formation on their own terms. In the last few decades this approach has greatly improved our understanding of the phenomenon of science. Yet, something strange…

The first photo of a black hole and measuring anxiety in the brain... From 13 until 22 May we're serving a free slice of science with your pizza.

On Friday evening 14 December 2018, around forty students from the Humanities and Science faculties gathered together in the Leiden city centre to take part in a very Dutch tradition: ice skating! On the floating ice rink, Alpha, Beta, Dutch and international students came together to enjoy this typical…

Ronald Cramer, Professor at the Mathematical Institute of Leiden University and researcher and head of the research group Cryptology at ‘Centrum Wiskunde & Informatica (CWI), the national research center for mathematics and computers science in the Netherlands, is appointed as a member of the Royal…

For the duration of 2022, Leiden is the European City of Science. That means a year in which Leiden will be the European knowledge platform, with a 365-day program full of science, art and culture. Of course, the faculty of humanities will also be a part of this year.

Once you have secured a PhD position, a scholarship, or other funds and you have found a supervisor who is willing to supervise you during the PhD track, you should apply to the Graduate School of Science. This page informs you about the application procedure.

Working for a top faculty? Discover the vacancies at the Faculty of Science and apply immediately.

Working for a top faculty? Discover the vacancies at the Faculty of Science and apply immediately.

The central question in this book is whether there is a human right to family unification.

Environmental humility is integral to addressing the climate crisis, but humility can also lead to political domination. How can humans relate to nature more humbly without risking domination?

Does foreign aid promote human rights?

On Thursday 20 May 2021, Tania Li delivered the annual Van Vollenhoven Lecture.

Vocal learning is a trait shared by songbirds and humans. It is also a trait that is restricted by the brain rather than by a species' vocal apparatus. In this dissertation, functional MRI is employed in both species in order to explore potential common neural mechanisms underlying the ability to develop…

In comparing a selection of 18th-century histories to a representative sample of 19th-century histories of science, this project inquires: Which early modern vices persisted into the 19th century and to what extent were those vices embodied in anecdotes, conveyed through commonplaces, or symbolically…

Working for a top faculty? Discover the vacancies at the Faculty of Science and apply immediately.

The research group Science Communication and Society aims to understand how science communication works to improve the interaction between science and society. Central themes are ‘Bridging the gap between experts and the general public’ and ‘Evaluating Science Communication’.

Law, Institute for the Interdisciplinary Study of the Law, eLaw - Center for Law and Digital Technologies

The research group Science Communication and Society has been physically within the Institute of Biology (IBL) since 2012 and has become a formal part of the institute in 2018. The mission of this group is understanding how science communication works to improve the interaction between science and s…

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…

The demolition of the high-rise building is ready. The remaining debris are removed and the area is cleared. For the demolition, the University applied the BREEAM evaluation method at the level of ‘Excellent’, which means that the demolition operations were carbon neutral and did not cause any form…

The Royal Holland Society of Sciences and Humanities (KHMW) has appointed Jos Raaijmakers, professor of Microbial Interactions and diversity, as a new scientific member.

The League of European Research Universities (LERU) makes recommendations for the future of the Social Sciences and Humanities research in Europe. Social Sciences and Humanities (SSH) research is vital to build an innovative and resilient Europe.

By carrying out fundamental research and providing excellent education, universities become a breeding ground for innovation and entrepreneurship.