The EU proposal for a regulatory framework on artificial intelligence will not prevent the dangers of cybercrime or the spreading of fake news using ChatGPT. Cyber criminals can use the new technology to write harmful software, phishing mails and fake news.

With increasing carbon dioxide levels in the atmosphere and their detrimental effect on the global climate, modern society needs to push for more renewable energy sources. Storing widely accessible and abundant solar energy in chemical bonds in the form of molecular fuel via artificial photosynthesis…

Digitalisation to achieve sustainable (administrative) justice.

This research team is concerned with the measurement and modelling of behaviour, cognition, and unobserved traits (e.g., latent variables, missing data). Central aims include the distillation of a complex set of features into lower-dimensional representations (e.g., factor analysis, IRT), determining…

The correctness of computational systems is of great importance to our society, since it becomes ever more reliant on the benefits of computing.

When deciding whether a Master's program is right for you, it is important to always compare other programs. Find out which one best fits you.

The Cognitive Psychology Unit contributes to the three-year BSc program and organizes two MSc specialisations.

The Explainatory Data Analysis group develops algorithms and theory that enable domain experts to explain data by finding interpretable patterns and models.

Publications from the Project 0100 team members.

Our Dutch-taught Master of Public Sector Management equips you to tackle pressing societal challenges, like climate change and artificial intelligence. Prepare for a rewarding career as a public professional, understanding the crucial role of a proactive and reliable government in addressing these complex…

On Thursday 2 May, the Institute of Security and Global Affairs (ISGA) of Leiden University hosted a guest lecture given by former NATO Assistant Secretary General for Emerging Security Challenges, Ambassador Sorin Ducaru.

Depression and anxiety disorders among youth are causing major problems worldwide. The mechanisms involved are still unknown, however. Moji Aghajani – Assistant Professor at the Institute of Education and Child Studies - aims to provide new insights with his research

Dr Eduard Fosch-Villaronga, Assistant Professor at eLaw - Center for Law and Digital Technologies, and 8 partners have been awarded the project 'BIAS: Mitigating Diversity Biases in the Labour Market', a large €4.7M Horizon Europe grant.

Science, Leiden Institute of Advanced Computer Science (LIACS)

On this page you will find a collection of presentations and videos of the Florence Nightingale Colloquia, seminars at the faculty and other event recordings hosted by the Data Science Research Programme.

Our programmes are known for our scientifically based education and for our open atmosphere.

On 1 October 2022, Reijer Passchier was appointed as Professor Digitalisation and the Democratic Constitutional State at the Open University. Reijer is also working at Leiden University as Assistant Professor at the Department of Constitutional and Administrative Law.

Gianclaudio Malgieri, Associate Professor of Law and Technology at eLaw, was invited to speak at the third edition of the prestigious 'Privacy Symposium' in Venice on 11 June 2024.

Science, Leiden Institute of Advanced Computer Science (LIACS)

To be eligible for Media Technology (as of September 2025: Creative Intelligence & Technology) at Leiden University, you must meet the following admission requirements.

‘We hope our paper highlights the possibilities and benefits of including artificial intelligence in quantum physics to do new discoveries.’ Vedran Dunjko of the Leiden Institute of Advanced Computer Science contributed to a paper that was published in PNAS last year and now received a Cozzarelli Prize…

All sorts of predictions have already been made about the AI system ChatGPT: the programme is going to turn education on its head, make search engines look old-fashioned, and put copywriters out of business. Copywriters? Does that include legislative draftsmen? In other words, can ChatGPT draft legislative…

Damien van Puyvelde has received funding (over 47.000 euro) from a new Research Council pilot for his study 'Open-source research and the war in Ukraine: intelligence for the people by the people?' We asked the researcher five questions about this project and the opportunities this creates for him.

Smartphone behaviors are so common but how does the brain generate this behavior? The Cognition in the digital environment laboratory (CODELAB) investigated the brain activity surrounding smartphone interactions with the help of Artificial Intelligence. According to their research, the brain fluidly…

High demand at emergency departments is not a reliable indicator of the number of patients that will be sent to the Acute Admissions Unit. The LUMC has therefore developed an admissions predictor.

Would you like to join our research in Psychology Lab on Wheels? We currently have two experiments in the van. We will take the utmost care to protect your data and privacy. Join in our experiments. meld je aan.

To what extent is creative ownership in contemporary (graphic) design practices changing now that we are co-creating with machines? And can machines have copyrights, too?

Research is meant to generate knowledge, in a rational and sensible way. Many research methods exist to do this, and creativity is an important factor. Our mission is to explore creative, playful, unexpected, and unconventional forms of academic research.

Dutch agents, military personnel, prosecution personnel and diplomats in Ukraine have been spied on by intelligence services from Ukraine and Russia after the MH17 disaster. Reliable sources reported this to RTL Nieuws. The espionage by Ukraine is very sensitive, because it is highly unusual that espionage…

A cancer pill, preferably without severe side effects, is something we’d all welcome. Is it a matter of time before such a pill is a reality? We put this question to three Leiden researchers and asked how they themselves are contributing to new cancer treatments.

With cancer, a person’s body cells grow uncontrollably. Putting together a detailed picture of how this comes about makes it possible to develop efficient therapies. Researchers at the Leiden University Medical Centre (LUMC) and Leiden University are working together to gain a better understanding…

There were no bitcoins or artificial intelligence when our civil code was compiled. This could cause problems.

eLaw in collaboration with the TU Delft Design for Values Institute finalized the research on “Artificial Intelligence and Ethics at the Dutch Police” by providing the whitepaper highlighting requirements for the responsible use of AI at the Police and the long-term research strategy.

This book, edited by Joost Augusteijn, Constant Hijzen and Mark Leon de Vries, explores how democratic regimes have dealt with anti-democratic forces in society, from the late nineteenth to the early twenty-first century.

By making two final network connections and entering a command, Martijn Ridderbos (Deputy Chairman of the Executive Board) , Geert de Snoo (Dean of the Faculty of Science) and Bart Hoogervorst (Head of Department Operations ICT Shared Service Centre) ceremonially booted up the university’s latest supercomputer,…

Museum De Lakenhal issued an open call for creative solutions to the problem of growth addiction. From over 500 submissions, they selected 15 artworks for the exhibition 'If things grow wrong'. These include the creations of Leiden researchers Peter van der Putten and Evert Jan van Leeuwen.

Matthijs van Leeuwen of the Leiden Institute of Advanced Computer Science develops methods to make computer models interactive. With interactive models, experts can combine information from raw data with their own knowledge to make predictions more accurate. 'In this way we hope to build models that…

As long as we humans have existed, we have told each other stories. But how does a story change each time it is told? Which elements stick and which ones are forgotten? This is what Max van Duijn and Tessa Verhoef will research in their Lowlands Whispers experiment at Lowlands Festival.

When you want to analyse big quantities of archaeological data, you run into the issue that searching through excavation reports is extremely time-consuming. If only there existed a search engine specifically focused on querying these reports… But wait, work on an archaeological search engine focused…

Leiden researchers Max van Duijn (Leiden Institute of Advanced Computer Science) and Vasilika Kosta (Leiden Law School, Europa Institute) will join The Young Academy (Royal Netherlands Academy of Arts and Sciences) KNAW)).

Two of eLaw’s Advanced Masters students, Dimitra Laskari and Vasilis Xynoglas, presented their research on the Metaverse and Personal Digital Twins at the Neurocognition and the Reproduction of Space conference in Shanghai, China. The students presented on the rules for the Metaverse under the GDPR…

Leiden physicists Carlo Beenakker and Bas Hensen receive 35 million euros in a consortium with researchers from QuTech and Delft University of Technology. They will investigate the fundamental limits of quantum physics.

CWTS Seminar

As of April 2022, Mark de Rooij has been appointed SAILS Professor AI and Data Theory at the Institute of Psychology. This position will enable him to contribute to the goal of the interdisciplinary programme: to build on and expand the current expertise on AI within Leiden University, working from…

Leading scientists in the field of the ethics and philosophy of technology are currently revising time-honoured key philosophical concepts such as autonomy, justice and responsibility, as these concepts are being challenged as a result of new technological developments. They receive 17.9 million euros…

Simon Willmetts walks listeners through the founding of the CIA, its successes, controversies, portrayal in media and film.