Mohamed Tleis was born in Lebanon and studied there up to and including university. It was not an easy path because Tleis has to cope with a number of limitations: he has problems with both hearing and vision.

Professor Geert de Snoo, Dean of the Faculty of Science at Leiden University, has been appointed Director of the Netherlands Institute of Ecology (NIOO-KNAW) with effect from 1 November 2019. He will stand down from his role as Dean of the Faculty of Science with effect from 1 September. De Snoo will…

She develops algorithms that outperform leading optimization techniques and can be applied in many fields. For this work, Niki van Stein and her team have won the GECCO Humies Award. ‘With our method, we can create and refine algorithms for a wide range of applications—algorithms that are better than…

Fifty thousand euros in expert knowledge and the title Young eScientist 2019: the National eScience Symposium on 21 November was very successful for computer scientist Lise Stork. She will use the knowledge to develop an application to make historical biodiversity data directly available to research…

Leiden prof. emeritus Grzegorz Rozenberg is honoured with the first life time award in formal languages, a research area of theoretical computer science. During a small ceremony at his house, he received a statue that was specially made for the occasion.

Is it acceptable for an algorithm to make mistakes? Quinten Meertens investigated this at Leiden University and the UvA and has been nominated with his research for the prestigious Christiaan Huygens Science Prize. The winner will be announced on 11 October. In April, Meertens received his doctorate…

Paul Gobée (LUMC), Kirsty Rolfe (Humanities) and Frank Takes (Science) have been nominated for the Leiden Teaching Prize 2023.

PhD student Sung-Shik Jongmans of Leiden University and Centrum Wiskunde & Informatica investigated a new programming method to simplify this. On 3 March 2016, he graduated with the exceptional predicate 'cum laude' on his dissertation 'Automata-Theoretic Protocol Programming'. His results are interesting…

Lev Manovich, world-renowned innovator in digital humanities and theorist of digital culture and media art, is the first speaker in the Media Technology MSc program's "Hello World!" lecture series.

In relational databases you can store information and data without losing the relationships between those data. They are therefore useful tools for computer scientists. There is, however, a gap between the relational database research community and data scientists. This leads to inefficient use of databases…

Do the sounds that surround you as you cycle through the city sometimes annoy you? Don’t worry, because we can actively change the situation, says sound expert Edwin van der Heide. Students in his Honours Class are actively shaping the sound of the city.

How to get a PhD position is clouded in mystery. In one afternoon, Peter van der Putten and Maarten Lamers talk about how (they think) the game is played.

Professor Michiel Kreutzer has been appointed as Dean of the Faculty of Science at Leiden University. He will take up the role on 1 January 2020. At present, he is Head of the Department of Chemical Engineering and Director of Education at the Faculty of Applied Sciences at Delft University of Technology.…

On International Women’s Day 2020, the first edition of the Leiden Top 50 was revealed, a list of 50 women who made a difference in Leiden in 2019. Among them three women from our Faculty: Martina Vijver, Felienne Hermans and Irene Groot.

Our language is adapted to the context in which we humans communicate. But computers ‘think’ differently. What is the optimal form of a language for human-machine communication? Tessa Verhoef is trying to find the answer.

The first Eugene Garfield Award for Innovation In Citation Analysis has been granted to Jian Wang, Assistant Professor in the Science Based Business Program at Leiden University.

In health care, artificial intelligence is quite normal: it is used, for example, as an aid in making diagnoses. However, artificial intelligence is not yet used as much in drug development. A new prestigious partnership is therefore going to investigate how artificial intelligence can contribute to…

Working on superconductivity, finding an exoplanet or learning how to program with Python. More than one hundred girls visited Leiden University on Thursday 13 February during the Girls in Science Day.

The Institute of Electrical and Electronics Engineers (IEEE) appointed Professor Thomas Bäck as an IEEE Fellow in the class of 2022. Bäck is becoming a Fellow for his contributions in synthesising evolutionary computation. Less than 0.1% of voting members are selected each year for this member grade…

Two Leiden University research consortia have received funding from the High Tech Systems and Materials programme (HTSM).

Two teams of Leiden Mathematics and Computer Science students have won the golden and bronze medals at an international programming contest with 605 participants. Member of Parliament and ICT politician of the Year Kees Verhoeven congratulated them personally.

On 21 January 2026, Juan Pablo Bascur successfully defended his PhD thesis at Leiden University, titled 'Science maps for information retrieval'.

On Tuesday 23 January the Creative Intelligence Lab and Media Technology MSc program welcome Ziv Epstein from the Stanford Institute for Human-Centered AI to Leiden. He will give the public keynote to close off our 7th annual Social Technologies Symposium, entitled "The Art and Science of Social Scrying:…

Proving a quantum computer to be quicker than a normal one is one step closer. After a breakthrough in speeding up classical algorithms, researchers Vedran Dunjko and Casper Gyurik showed that only one quantum algorithm could beat its classical counterpart. They discuss their discovery in Quanta Mag…

The 2018 IEEE Computer Society PAMI Mark Everingham Prize has been awarded jointly to Wessel Kraaij, Alan Smeaton, Paul Over and George Awad for the “TRECVid Video Retrieval Evaluation 2003-2018”.

Electrical inner ear prostheses like Cochlear Implants (CIs) help deaf and severely hearing-impaired persons to regain many of their communication abilities. The performance of CI in social environments is, however, not optimal. The new "Machine learning To Enhance teMPoral cOding foR cochleAr impLants“…

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Out of fifteen Senior Teaching Qualification certificates (SKO) awarded by the University this year, four go to the Faculty of Science. With congratulations from Rector Hester Bijl, the enthusiastic lecturers receive the certificate for their exceptional commitment, skills and impact within the Univ…

How can I teach children programming in a playful way? That's the question Felienne Hermans asked herself when she gave programming lessons to children on Saturdays. In March 2020 she launched the Hedy programming language, and with success: 100,000 programs have already been made with Hedy worldwid…

ASTRON en de Universiteit Leiden beginnen samen een nieuwe leerstoel over sterrenkunde en AI. Bijzonder hoogleraar Joeri van Leeuwen gaat deze positie vullen.

Three researchers from Leiden University have received awards in the Quantum Technology programme within the National Growth Fund, organised by NWO in collaboration with Quantum Delta NL. Read more about these three futuristic projects.

Op zaterdag 3 juni vindt de Museumnacht Leiden plaats. Ook dit jaar zijn Leidse wetenschappers en studenten onderdeel van de programmering.

Only the fittest cyclists stand a chance of taking yellow in the brutal Tour de France. Team Jumbo-Visma is working with data scientists from Leiden. They have analysed the stages and performance of Jumbo-Visma’s riders in previous Grand Tours. And they are researching how to determine the fitness level…

On this page you will find an overview of awards and prizes granted to our staff and students in 2023, as well as special appointments at Leiden University and other institutions.

The Leiden Leadership Programme (LLP) employs experts in the field of leadership. They equip LLP students with the necessary leadership knowledge, insights and skills to increase their social impact.

Conferences, Workshops and Lectures showcasing research and tools in Digital Humanities.

In 2021 many of our students and staff won fantastic prizes and were awarded important research grants. This is our traditional review of these successes as the end of one year marks the beginning of another.

On this page you will find an overview of awards and prizes granted to our staff and students in 2025, as well as special appointments at Leiden University and other institutions.

Computers are increasingly able to accomplish tasks that are difficult for human experts, such as diagnosing diseases or detecting credit card fraud. While the earliest examples of computational thinking can be traced back to the 13th century, according to Holger Hoos, Leiden Professor of Machine Learning,…

Dear reader, Right now you are reading the very first SAILS newsletter. In this newsletter, you will find news, events and meet the researchers of the SAILS program. If you want to be updated about our events and receive the newsletter in the future, join the SAILS mailinglist! If you know anyone…

Tremendous amounts of data are generated in scientific research each day. Most of this data has more potential than we are using now, says Katy Wolstencroft, assistant professor in bioinformatics and computer science. We just need to integrate and manage it better.

How can you ensure that more experimental drugs reach the finish line? At the moment, only one in twenty cancer drugs that are tested on humans makes it to the market. This is an enormous loss for patients and society. With a grant from the National Growth Fund, Oncode-PACT aims to efficiently select…

‘China has become an academic powerhouse, which is good reason for Leiden University to expand our partnerships with universities there.' A delegation headed by Rector Magnificus Carel Stolker visited China and South Korea, to renew and extend existing partnerships.

Students gain practical experience while clients receive a solution to their software needs: the student software company LUdev hits two birds with one stone. ‘Through LUdev, students learn what else is involved in software development besides programming.’ Interested? You can now submit new projects…

Maak kennis met digitale veiligheid in de podcast over de BSc Cybersecurity & Cybercrime. Experts bespreken actuele thema’s zoals ransomware en online fraude.

Conducting experiments next to the huge speakers of the Alpha Stage at Lowlands. This was reality for researchers Max van Duijn and Tessa Verhoef, and they were loving it. 'Yesterday evening we were completely covered in mud.'

Alzheimer’s disease and cancer are two examples of diseases that are related to malfunctioning cellular patterns. The examination of cell tissue, however, takes a lot of time and generates a lot of data. To make the analysis of data easier, Antonios Somarakis of the Data Science Research Programme (DSRP)…