Does the presence of Ring-necked parakeets negatively influence feeding and feeding behaviour of native bird species on artificial bird feeders and if so, what are possible solutions?

The doors of the new Gorlaeus Building are officially open! With an additional lab wing, new lecture halls and offices, a library, a brasserie, and spaces for student associations, the building offers a vibrant and inspiring environment for research, study, and social interaction. Explore on your…

The Belgium Netherlands Artificial Intelligence conference (BNAIC) is an annually organized conference bringing together AI researchers from all over the Benelux. This year it was supposed to be held for the first time in Leiden. Due to the continuing lock-down, it was organized online. A trend started…

This thesis focused on the exploration of monolayer graphene as a membrane in direct methanol fuel cell (DMFC) applications, with improvements achieved through plasma exposure or damage- free chemical functionalization.

Promotor: M.T.M. Koper, Co-Promotor: F. Calle-Vallejo

The research program of the QO group has three leading themes: Optical Physics, Quantum Optics, and Photon-Matter Interactions. We work mostly at the boundaries between these themes with entanglement as a bridging and binding agent.

Lecture

Lecture, colloquium

Lecture

Alumni event

Sound Arguments is an innovative laboratory-atelier for creative artists and researchers dealing with sound. Presented by the Orpheus Institute, Ghent (BE), and the Academy of Creative and Performing Arts, University of Leiden (NL), Sound Arguments transcends the boundaries of art school or conservatory,…

In this year in review we show you various projects we're very proud of. Driven by our values at the Faculty of Social and Behavioural Sciences.

Please find below links to articles / events that might be of interest.

The Jean Monnet EU Research Seminar Series aims at engaging a wider community of EU scholars at the University and bring excellent academics to Leiden, at various stages of their careers, to present their cutting-edge research and stimulate debate at a highest academic level.

The latest news on diversity and inclusion and an overview of coming D&I-activities within Leiden University.

Wijnhaven, Turfmarkt 99, 2511 DP, The Hague

In this thesis, the researcher developed a nanosystem based on the metallophilic Interaction between cyclometalated complexes.

This thesis explores the value of cultural and archaeological heritage through a focus on multinational corporations (MNCs) across industries and their involvement with cultural heritage.

Promotor: W.Th.F. den Hollander

The section Civil Law provides education and research in the field of civil law.

The directorate of Leiden Observatory consists of the Scientific Director, the Director of Education and the Director of Operations.

Find out how to apply for Media Technology (as of September 2025: Creative Intelligence & Technology) at Leiden University by following our step-by-step guide.

Are you thinking about studying Media Technology (as of September 2025: Creative Intelligence & Technology)? Learn more and watch the introduction video.

Wat gebeurt er op het schoolplein? Sensoren op kleding openbaren pijnlijke patronen

A recently published article, Productveiligheid en aansprakelijkheid voor AI (Product Safety and Liability for AI), by Gitta Veldt and Tycho de Graaf examines the European Commission’s proposed Artificial Intelligence Regulation.

As of 1 July 2019, Bart Custers is appointed as Professor of Law and Data Science at Leiden University. The chair is established at eLaw, the center for Law and Digital Technologies at the Faculty of Law. Bart Custers will focus on the intersection of law and digital technologies, on the one hand on…

As of 1 November 2021, Bart Willem Schermer has been appointed as Professor of Privacy and Cybercrime at eLaw – Center for Law and Digital Technologies.

A new discussion paper published in Policy Sciences by two Leiden researchers claims that governments are working with one hand tied when it comes to data on vulnerable groups. At the core of this paper is the idea that even though the volume of data has increased in recent years, the quality of the…

Europe falls behind China and the United States in the field of artificial intelligence (AI), which creates a brain drain for talented students and scientists. A high standard research institute for AI can turn the tide, claims initiator Holger Hoos, Professor of Machine Learning.

While humanities once mainly involved books and archives, nowadays we can’t imagine life without AI. Next semester a new faculty-wide course will be introduced, taking you along with this development. University lecturer and course coordinator Yann Ryan tells us more about it.

Can we study what makes us human through the eyes of a robot? Peter van der Putten and Maarten Lamers at the Leiden Institute of Advanced Computer Science are collecting examples of robots with humanlike qualities: emotional, creative, curious, helpless and even religious robots.

The EU Product Safety Award encourages and honors innovative business initiatives and research that make a difference for consumers. This year, the Gold Medal was awarded to Eduard and Hadassah for their innovative research on diversity in robot design, testbed, and safety standardization

Writing essays, refining grant applications, or creating a new course curriculum—ChatGPT assists students and researchers in these endeavours. What this new technology means for working in academia, was discussion at the fourth Psychology Connected event.

Op deze pagina vind je antwoorden op veelgestelde vragen.

The current projects of the Molecular Physiology group focus on proteins of the endocannabinoid system, kinases and antibacterial targets. MSc- and BSc-students can contact Jessica van Krimpen-Kraaijenoord to apply for research internships.

The Data Science Research Programme at Leiden University combines data science with PhD projects in a wide range of disciplines. The programme has been running for over two years, and is producing the first astonishing results. A number of PhD candidates talk about their experiences and research bel…

On this page you can find answers to frequently asked questions.

A neural network mimics how our brain works. Evolutionary algorithms use the principle of natural selection to solve complex problems. This kind of 'natural computing' is being used to improve the diagnosis of Parkinson's disease or the production of steel.

In support of the research and education, the Leiden Institute of Advanced Computer Science (LIACS) has a Research and Education laboratory at its disposal. Within this environment, we can offer machines that go beyond normal office automisation and production.

Using artificial intelligence is more complicated for the government than for companies. Bram Klievink, Professor of Public Administration, aims to identify the problems and find solutions.

Taxation is crucial to addressing many of the most pressing societal challenges today. Adapting to climate change, achieving the UN Sustainable Development Goals, controlling income and wealth inequality and fostering resilient democracies: none of these can be achieved without fair and sustainable…

What impact does ethnic profiling and accusations of ethnic profiling have on organizations and the border police officers working at the operational level, and what structural factors on the societal and organizational level contribute to the process of ethnic profiling? Over a period of three years…

Sustainability issues are often highly complex problems, which can only be understood if you combine knowledge on both natural systems and the communities which need to deal with the issues. Throughout your 3-year Science for Sustainable Societies programme, you learn to analyse complex sustainability…

Many important topics in computer science, such as the correctness of software, the efficiency of algorithms and the modeling of complicated systems, depend on sound theoretical underpinnings. In the Theory group, we study these fundamental building blocks and develop verification methods to prove system…

In the first year, the Linguistics programme will provide you with a sound basis for specialisation, while training your academic competences. In the second year, you will choose one of our four specialisations. While focusing on this track in your second and third year, you may also choose electives…

Although the world has made tremendous progress in health, education, sanitation and hygiene, global public health challenges still exist. Disparities in health exist between and within nations as evidenced by inequalities in disease burden, mortality, nutrition and environmental well-being. How does…

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

From November 4 to 10, the exposition CRITTERS will be exhibited in Naturalis Biodiversity Center during Beyond Human Festival. In CRITTERS artists and researchers are looking for a connection between technology and natural organisms. When does technology become a natural being? And when we examine…