Knowledge security is essential to safeguard our intellectual assets, maintain trust with partners, and comply with legal and ethical standards.

The Science for Sustainable Societies bachelor’s programme equips you to address pressing environmental issues through an interdisciplinary approach. By integrating natural sciences, social sciences, and governance, you’ll develop the expertise to analyse and solve complex sustainability challenges…

The Science for Sustainable Societies bachelor’s programme equips you to address pressing environmental issues through an interdisciplinary approach. By integrating natural sciences, social sciences, and governance, you’ll develop the expertise to analyse and solve complex sustainability challenges…

The aim of the research programme is to provide insight into the cognitive processes and brain mechanisms that underlie reading, arithmetic and learning in general.

They were called 'annoying brats', the group of campaigning scientists who in 1978 founded what is now an internationally acclaimed ecological research institute. Their stories and those of the current staff of the Institute of Environmental Sciences are described in the book 'Forty years of Leiden…

A warm welcome to the Graduate School of Social and Behavioural Sciences at Leiden University.

Knowledge and culture subproject 4:

Yuchen Lian defended her thesis on AI and language evolution at Leiden University.

How many stars are there in the Universe? And how can astronauts float in space? These and many other questions about astronomy will be answered at Leiden University on Saturday 9 February.

The Centre for Science and Technology Studies (CWTS) is a research institute at Leiden University working on improving how science is practiced and governed and how it serves society.

How can complexity science advance intelligence transformation?

Kiem project: How can metaphors be used to enhance societal engagement with quantum science and technology, and what factors influence their acceptance or resistance among experts and laypeople?

Animal Sciences’ contribution to the Bioactive Molecules research theme includes research on molecules from natural sources, such as plants, insects, and snake venom, with the aim to identify novel anti-cancer, anti-inflammatory, anti-microbial, and anti-diabetic agents.

Animal Sciences’ contributions to the Biodiversity & Evolution research theme include evo-devo research, the evolution of cognitive and behavioural traits, and the evolutionary mechanisms of stress adaptation. This research involves both indoor and outdoor studies.

Microbial Sciences' contribution to the Bioactive Molecules research theme is to discover new bioactive molecules and enzymes and unravel their mechanisms of action, regulatory networks, and the (bio)synthetic pathways required for their production.

The seminar series on ‘Diversity and Inclusion in Global Science’ aims to foster debate on inequalities in science across the world.

The NestWacht project is a Citizen Science collaboration between Science Centre Delft, Naturalis, and the Citizen Science Lab of Leiden University to engage individuals, families and primary schools in Leiden and Delft in scientific research on the impact of climate change on nature in their city, and…

The Laboratory for Material Science, Technology and Culture (MATEC Laboratory) is a research and teaching facility dedicated to the scientific and cultural study of archaeological materials. We bring together a multidisciplinary team working at the intersection of materials science, archaeology, and…

Lecture

Your tuition fee depends on a number of factors, such as your nationality and your previous Dutch higher-education qualifications.

The Educational Sciences programme group of the Institute of Education and Child Studies at Leiden University provides courses in the field of student education and the learning and development of children in the school context.

Lecture, YAL & Studium Generale

Studying Sumerian grammar in your free time: Bram Jagersma did it. He described centuries-old Sumerian using a modern method he devised himself. For this PhD research he was awarded the De La Court Award for Independent Research by the Royal Netherlands Academy of Arts and Science (KNAW).

Peter Rodrigues, Professor Emeritus of Immigration and board member of the Netherlands Institute for Human Rights, recently dealt with a fascinating case in which a woman with Russian nationality felt she had suffered discrimination.

The Leiden Leadership Centre brings academia and practice together by organising events on public leadership – such as Leiden Leadership Lunches, webinars, (international) conferences, and the Leiden Leadership Podcast.

In this dissertation, electrophysiological (EEG) and behavioural measures are used to investigate how allophonic tonal variants and sub-phonemic features are processed during Mandarin and Dutch speech production, visual processing of written words and reading aloud.

Animal Sciences’ contributions to the Host-Microbe Interactions research theme focus on the interaction of animal hosts with pathogenic microbes but also the beneficial role of the gut microbiome.

There are around 300,000 people in the Netherlands who donate blood on a regular basis. Women can give blood up to three times a year and men up to five times, resulting in approximately one million blood donations each year. Patients that receive this donated blood are already in a vulnerable condition,…

What does life look like after International Studies? For Chris Colijn who graduated in 2018, it involves working on his master’s in Russian and Eurasian Studies, in combination with a bustling traineeship for “Raam of Rusland”, a think tank, focusing on Russian and Ukrainian politics, economy and culture.…

In the new video series 'The World of Linguistics', alumni and researchers talk about their passion for their field. University lecturer Maria Del Carmen Parafita Couto speaks about bilingualism.

Rector Magnificus Carel Stolker will retire on 8 February. If there’s one theme running through his career, it’s the links between the University and society. In this series of pre-retirement discussions, Stolker will talk one last time to people from within and without the University. This edition…

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…

Science Letter

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?

What does our faculty stand for and what will we do in the next five years? We are proud to present our new strategic plan that we made together. On this website you will find more information about what our Faculty stands for and what our course is for the coming years

This is a Special Issue of the peer-reviewed journal 'Social Sciences and Missions', which provides a forum for exploration of the social and political influence of Christian missions worldwide.

Plant Sciences' contribution to the Host-Microbe Interactions research theme is to dissect how microorganisms and microbiomes interact with the plant host and the insects on those plants, and how these insights may be harnessed to improve plant growth and health, by steering microbiome composition and…

Instead of feasting on one of the many Easter meals or enjoying the sun on Scheveningen Beach, a delegation of Leiden University College The Hague students spend last week on the preparations for hosting the UCSRN Sports Tournament. On a sunny Easter Monday, University College students from 8 different…

PhD student Camil Staps is continuing his academic career in Berlin. He receives a Rubicon grant to do research there on demonstrative pronouns.

On 7 February, the first co-creation event of the Expanding (Event) Horizons project took place at Leiden University. Nearly 30 educators, scientists and consultants from diverse backgrounds designed inclusive projects for engaging students from underrepresented minority groups with educational Science…

The Dutch phrase ‘ijs en weder dienende’ (literally, ‘ice and weather serving’) is a good example of what is known as a participle clause and is perhaps one of the most unfathomable grammatical constructions in Dutch. For what (or who) is serving whom (or what)? It actually means ‘ice and weather permitting’.…

On 4 June 2018, students of the Forensic Speech Science master’s course visited the Netherlands Forensic Institute (NFI) in The Hague. They were presented with practical examples, such as speech research with voice recordings of suspects. Forensic phonetics is a young, rapidly developing discipline…

Microbial Sciences' contribution to the Host-Microbe Interactions research theme is to investigate how beneficial or disease-causing microbes associate and interact with their host.

Sara Petrollino, a university lecturer in linguistics, strongly believes that language influences the way we see the world. An NWO Open Competition (XS) grant will enable her to test this hypothesis among the Ethiopian Hamar people. ‘The idea that everyone thinks in geometric shapes is culturally de…