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.

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

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…

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.

An interdisciplinary team of researchers has won the NWO Team Science Award after conducting research regarding the authenticity of several “Hugo de Groot’s” bookchests for the Dutch TV series Historisch Bewijs. The team consisted of researchers from the University of Amsterdam, the Rijksmuseum and…

Lecture

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 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.

Terrorism experts Daan Weggemans (Leiden University) and Beatrice de Graaf (Utrecht University) conducted one of the first scientific studies on the societal reintegration of jihadist former detainees. They showed that the reintegration process isn't without problems. Their conlusions are presented…

Responsible AI for science and a strong and resilient society.

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,…

The exhibition Leiden celebrates – 450 years of parades at Museum De Lakenhal shows how parades and society have changed through the centuries. Alumnus and historian Danielle van Goethem worked on the exhibition. She gives a preview.

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…

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

PhD defense by Merel de Bruin-Van de Beek, 'Building Communities on Civic Terms Civis and civitas in Late Antique Episcopal Preaching' on 20 December 2024.

For the past 25 years, we’ve been making a difference in The Hague. We proudly shared and celebrated this through the photo exhibition Researchers of the City, held in the Atrium of The Hague City Hall.

Criminal Justice as a concept refers to the system of practices and institutions of governments directed at upholding social control, deterring and mitigating crime, or sanctioning those who violate laws with criminal penalties and rehabilitation efforts. While the definition seems rather clear-cut,…

How did Dutch refugee policies develop during a period in which consecutive coalition cabinets were responsible for these policies during refugee crises between 1913 en 2017 and what were the considerations that can explain this development?

On Thursday 30 May 2024 Corrie van Maris successfully defended a doctoral thesis and graduated.

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…

'The World Upside Down. The Geographical Revolution in Humanist Commentaries on Pliny's Natural History and Mela's De situ orbis (140-1700)', in: Enenkel, K.A.E. & Nellen, H. (Eds.), Neo-Latin Commentaries and the Management of Knowledge in the Late Middle Ages and the Early Modern Period (1400-1700).Humanistica…

Bijna vijf jaar na de laatste ontmoeting hopen we opnieuw samen te komen met alle medioneerlandici. Ditmaal wordt de Dag van de Medioneerlandistiek georganiseerd in Nijmegen door de Radboud Universiteit, op vrijdag 24 maart. Het thema luidt: ‘De medioneerlandistiek en de wereld van nu’.

Op vrijdag 4 april 2025 organiseert de werkgroep Stedengeschiedenis een bijeenkomst bij de Rijksdienst voor het Cultureel Erfgoed onder de titel ‘Archeologie en de stad’. De studiedag is gratis en voor iedereen toegankelijk.

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.

De Prix de Paris is een aanmoedigingsprijs voor jong, Nederlands talent. Deze prijs (ter waarde van 15.000 EUR) is bedoeld ter stimulering van wetenschappelijk onderzoek over Frankrijk. De deadline voor aanmeldingen is 1 mei 2021.

Van TikTok tot ChatGPT: digitale technologie dringt door in ons hele bestaan. Wat betekent dat voor onderwijs en opvoeding? Het gaat niet om schermtijd, maar om de aard en context van het gebruik, stelt pedagoog Marga Sikkema-De Jong in haar oratie

Marine Le Pen, an immensely popular French politician, has been found guilty of misappropriating EU funds and is barred from running for public office for five years. Wim Voermans, Professor of Constitutional Law, commented on her conviction in ‘Bar Laat’.

This dissertation reports on the pedagogical content knowledge (PCK) of science teachers during a professional development program. This research intended to help us understand why and how teachers make their classroom decisions as they teach science.

SAILS aims to forge links between the different disciplines at the University and to initiate new academic partnerships.

The ERC-funded project Rethinking Disability was featured in the Fȇte de La Science which was held on 11 October 2019 at Sorbonne University in Paris.

Read more about the International Network Open Science & Scholarship Communities in our Vision and Mission statements.

Corporate R&D organizations and their relation to academic laboratories.

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

In the BNR Newsradioprogram De Nieuwe Wereld, professors Aske Plaat (Data Science) and Catholijn Jonker (Explainable AI) of the computer science institute of Leiden University discuss about decisions made by computers. From self-driving cars to intelligent soap pumps: should we be able to follow the…

The master’s specialisation Bio-Pharmaceutical Sciences and Industrial Pharmacy at Leiden University examines safety and quality control in the production of medicinal products, and prepares students for a career in Quality Assurance and Quality Control in the biotechnological and pharmaceutical ind…

The master’s specialisation Bio-Pharmaceutical Sciences and Business Studies at Leiden University combines fundamental and applied research with different aspects of business studies.

Patterned detectors are an existing technology that can be found in almost all color cameras.

This UNESCO Chair at CWTS aims to contribute to UNESCO’s agenda to foster diversity and inclusion in science. The chair has two main lines of work:

Introducing the team's work on Comparison

Big Science, commonly defined as conventional science made big in three dimensions, namely organizations, machines, and politics, brings a plethora of different stakeholders together, often for a long period of time. This includes policymakers, scientists, (scientific) managers as well as local “host”…

With a perspective-based approach to education, students' knowledge, skills and attitude are linked.

UnMiSSeD studies the interaction between misinformation and science in societal debates using a mixed qualitative-quantitative approach.

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 Leiden University Medical Center (LUMC) has received a 4m grant for the ECOTIP project. In this project researchers will study how our physical environment affects our health. The aim is to find tipping points: at what point is there a real lack of greenery, healthy food or clean air in a neighb…

This dissertation describes several studies concerning the research-teaching nexus in the sciences.