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…

Dive into the heart of archaeological science: explore the flora and fauna of bygone ages, study human bones and teeth, analyse the cultural biographies of material objects, or become an expert in the use of digital data in archaeological research.

We will use Artificial Intelligence to make an intelligent, multilingual search engine for archaeological texts, which will enable new discoveries about the human past.

Create a world of opportunities with a master's degree from Leiden University.

On 13 January 2020, the Association for Computing Machinery (ACM) has named 95 members ACM Fellows who have demonstrated excellence across many disciplines of computing. Among the new ACM Fellows is Professor Holger Hoos of the Leiden Institute of Advanced Computer Science, who was specifically selected…

Since the decentralizations in the social domain in 2015, nearly all Dutch municipalities use district teams to organize care. However, the management, organization and composition of these district teams vary considerably between municipalities: each municipality tries to reinvent the wheel by itself.…

During the Dean’s lecture on April 21 a portrait of Corrie Bakels will be unveiled. This portrait is part of the initiative of Athena’s Angels project ‘Room for women!’

Esther Keymolen, Assistant Professor at eLaw- Center for Law and Digital Technologies, will attend a panel on Friday, September 27th at TodaysArt festival.

Professor of Machine learning Holger Hoos together with Frank Hutter, Lin Xu and Kevin Leyton-Brown won the prestigious Artificial Intelligence Journal (AIJ) Prominent Paper Award of this year.

The Sixteenth International Conference on Parallel Problem Solving from Nature (PPSN XVI) will be held in Leiden, The Netherlands on September 5-9, 2020. Leiden University and the Leiden Institute of Advanced Computer Science (LIACS) are proud to host the 30th anniversary of PPSN.

With a starting grant of the European Research Council (ERC) for promising young researchers, Eiko Fried aims to develop a personalised early warning system, that will reliably forecast depression before it occurs. Fried (Clinical Psychology) talks about this WARN-D, promising to radically transform…

Commercial MRI systems cost millions of euros to purchase and require highly trained technicians to operate. Prof. Andrew Webb works on accessible MRI techniques that offer new opportunities in both developed and developing countries. Webb is a professor at the Radiology Department of the LUMC and,…

The Dutch Research Council (NWO) has awarded Vidi grants to Leiden researchers.

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…

Between 12 to 14 December 2018, the University of Groningen hosted JURIX 2018 – The 31st International Conference on Legal Knowledge and Information Systems. A number of us at the Company Law department (Iris Wuisman, Thy Pham, Morshed Mannan and Sjoerd Yntema) attended the conference to learn about…

Anthropologist Rodrigo Ochigame studies how AI is changing the practice of scientific research. From astrophysics to mathematics to climate science, they find that the adoption of new AI models is raising questions about what counts as reliable scientific evidence.

Amidst the lathes and welding machines of the Fine Mechanics Department, Emiel Wiegers is working concentratedly on a metal cylinder. He and his colleagues design and construct components for researchers' set-ups. ‘We are a bunch of inventors who enjoy helping the researchers in our Faculty.’

On Tuesday a few dozen students and staff from Leiden University protested on the square in front of the Lipsius building against the classroom scanners that have been installed in buildings and lecture halls. They are demanding that the scanners be removed.

Governments worldwide invest huge sums in their digital services and data strategies. Efficiency and effectiveness are key. But these are not achieved for some people at least, says Professor of Public Policy Sarah Giest. This makes the intended digital inclusion far from inclusive, as she will explain…

The first eLaw Conference held at Leiden University was a success and fostered timely discussions on the legal challenges and opportunities presented by digital technologies.

Brand-new professor Gerard van Westen works at the intersection of artificial intelligence and drug development. For the new chair in Artificial Intelligence and Medicinal Chemistry, he uses computer models to make drug development more efficient. Our ultimate goal is a virtual human which allows you…

Technology is developing at a mind-blowing rate, also in the field of artificial intelligence. For minority groups such as the LGBTQ+ community, this could be dangerous, writes researcher Eduard Fosch Villaronga in a letter to the editor of Nature Machine Intelligence.

Op de dag van de duurzaamheid van 10 oktober startte de 'Billiecup' pre-pilot op de Faculteit der Rechtsgeleerdheid. Aanwezig waren 'plastic soup surfer' Merijn Tinga, Bart Hemmes van het Leiden University Green Office (LUGO) en Esther Kentin, docent bij instituut Metajuridica & projectleider Leiden…

The CRITTERS exhibition in Naturalis Biodiversity Center lets artists and researchers look for a connection between technology and natural organisms.

In some university restaurants and cafés, you can already order them and, come January, you can enjoy them everywhere: the Pure products. Sustainable, healthy and/or vegetarian. The beautiful lime green, also the colour of the plates and bowls, is the vibrant symbol of these products. And Pure is even…

The Dutch biotech start-up In Ovo is the first company to develop a large-scale solution for determining the sex of a chick while it is still in the egg. This fast and cheap technique can be applied mechanically at hatcheries, which was not possible before.

The decolonisation war in Indonesia was violent partly because the Dutch military operated on the conviction that ‘an uprising had to be forcibly suppressed.’ This what historian Christiaan Harinck from the KITLV discovered in his PhD research.

Tessa Verhoef from the Leiden Institute of Advanced Computer Science and Eduard Fosch-Villaronga from eLaw- Center for Law and Digital Technologies have written an article on how affective computing should be inclusive, diverse, and work for everyone.

A festival that combines music and science, and a digital 'time machine' for science history: four Leiden projects that focus on science communication have been awarded a subsidy in the context of the National Science Agenda.

Doing your taxes, Netflixing or driving a car: more and more daily activities are supported by computer applications. It is challenging and expensive to test software thoroughly, leading to errors in most applications. PhD candidate Benjamin Lion made a mathematical framework to deal with this problem.…

X-ray and CT scanners are widely used devices in research, diagnostics and the industrial sector. And yet they are not nearly as fast and accurate as we would like. Mathé Zeegers is researching the newest technique in the field at the Centre for Mathematics and Computer Science: spectral X-ray imaging.…

Physicist Jelmer Renema will spend two years conducting research at Oxford University in Great Britain funded by a Rubicon grant from NWO.

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…

PhD students Alex Brandsen and Wouter Verschoof-van der Vaart are both doing a project within the university’s Data Science research programme. The are introducing terms like ‘text mining’ and ‘advanced machine learning’ into archaeology. ‘These techniques will make archaeology more efficient and ch…

The Fine Mechanical Department's (FMD) new Wardjet A0612 will cut anything using a 4000 bar water jet. This enables the FMD to work faster, more accurately, and to perform more versatile jobs.

The interdisciplinary AI & Society minor of Leiden University brings together students and lecturers from a wide range of disciplines. Together they look at the impact of AI on society. Students are enthusiastic about this merging of worlds.

Have you got an old mobile phone lying around? If so, you can hand it in at Funky Phone in Lipsius. The phone will be recycled and you get to play an old-fashioned arcade game on the Funky Phone games computer built from discarded electronics. Vice-Rector Hester Bijl kicked off the Funky Phone Challenge…

Out of sight of national parliaments, the European Union takes decisions that have a far-reaching effect on the lives of citizens. Professor of International Governance Kutsal Yesilkagit calls for more thorough research on how cross-border forms of governance work and how politicians direct their civil…

Using mathematics to determine whether scientific results are significant or not. Peter Grünwald, full professor of Statistical Learning at the Mathematical Institute (MI) and senior researcher in the Machine Learning group of Centrum Wiskunde & Informatica (CWI), has been awarded an ERC Advanced Grant…

The ICT.OPEN conference had no less than five Leiden highlights. PhD candidate Anna Louise Latour won the pitch prize of 500 euros and PhD candidate Can Wang won the second prize in the Commit2Data poster competition. In addition, Professor Holger Hoos gave the keynote lecture on the first day and Suzan…

‘Jelena Prokic, university lecturer and researcher at the Leiden University Centre for Digital Humanities, will be preparing students for the challenges and opportunities of the digital world. In September, six modules will start on subjects such as statistics and digitally searching through texts.…

Three Indonesian students participated in the Leiden summer school Crises in Biology. ‘In the end, we were all just one big group.’

Publishing an article as early as during your studies. Master's students of Nanne Timmer and Astrid Weyenberg are doing it. In the new course 'Leiden Graduate Journal Culture and Society' they are creating an academic journal.

Two black holes, in close orbit around each other. Have they slowly drifted together, or did they emerge from two orbiting stars? Together with to colleagues form Amsterdam, Leiden astronomer Simon Portegies Zwart calculated that the second scenario is rather likely.

On Thursday 9 November, Leiden University organized its annual Physics Ladies Day for female high school students. To mark this festive day, we put the spotlight on two female researchers, who talk about their experiences in physics.

The AI chatbot ChatGPT has a clear left-liberal bias when filling in the Stemwijzer voting advice application. This was discovered by master's student Merel van den Broek during an assignment for the Machine Learning for Natural Language Processing course.

NWO awarded a grant for novel research on Complex and Distributed Cyber-Physical Systems (CPS). The grant will fund a four-year research project in which they hope to devise a method to explore and find optimal designs for CPS. Todor Stefanov, Associate Professor at the Leiden Institute of Advanced…

Researchers found a way to run programmes that should be impossible to carry out on an imperfect quantum computer. Such programmes are very computationally demanding and the quantum computers that currently exist are not yet up to that task. Unless you use a clever trick, Simon Marshall and Vedran Dunjko…