Dr. Els de Busser, assistant professor and researcher at the Institute of Security and Global Affairs, as principal investigator of a consortia, has been awarded 1.45 million euros for a project called C-SIDe.

You might take photos and selfies with your phone's camera, or scan a QR code. But there is much more you can do with it. Astronomer Olivier Burggraaff developed a phone attachment that allows you to take measurements of surface water with your smartphone. He will receive his PhD on 13 December.

As of 1 December 2024, Uta Wehn is professor by special appointment of the chair 'Citizen Science and Sustainability' within the Focal Area Engagement and Inclusion at the Centre for Science and Technology Studies (CWTS) at Leiden University. The new chair has been established jointly by CWTS and IHE…

GIFs, memes and videos: anyone who opens a social media platform can be in no doubt that today we live in a visual culture. But the role of images in social communications isn’t new, says Associate Professor Marika Keblusek. She has been awarded a Dutch Research Council (NWO) Open Competition (Large)…

Heritage Quest is a large-scale citizen science project in the field of archaeology that allows anyone to contribute to scientific research. It is the first large-scale archaeological citizen science project in The Netherlands and one of the few of its kind in the world. As part of the Cultural Heritage…

Senior Researcher at the Institute of Security and Global Affairs and Associate Fellow of The Hague Program of Cyber Norms François Delerue was awarded the 2021 Book Prize of the European Society of International Law for his book Cyber Operations and International Law published by Cambridge University…

It’ll be a sight to behold: 54 begowned beadles striding through the streets of Leiden. The beadles from 14 universities will gather in Leiden on 25 and 26 August for the 30th National Beadle Day.

Het National Ocean Decade Committee heeft twee nieuwe leden benoemd van de Universiteit Leiden. Hilde Woker en Renate Reitsma zullen zich als leden van dit comité inzetten om het het belang van oceaanwetenschappen te promoten.

Mohammad Bin Khidzer recently joined the Institute for History as a Postdoc, as part of Fenneke Sysling's ERC Starting Grant project COMET: Human Subject Research and Medical Ethics in Colonial Southeast Asia. Below he introduces himself.

After a three-year absence, Lennart Kruijer has returned to the Faculty of Archaeology. He previously completed his PhD within the VICI project Innovating Objects, and now returns as a postdoctoral researcher in the Anchoring Innovation programme.

EuroScience Open Forum – ESOF - is Europe’s biggest multidisciplinary and prestigious scientific conference. ESOF2022 will take place from 13-16 July 2022 and is hosted by Leiden as the European City of Science (in the Netherlands). The Kamerlingh Onnes Building is one of the locations of the ESOF and…

Mums posting photos and videos of their child on Instagram and TikTok and also earning loads of money doing so. Kidfluencers, momvloggers and familyvlogs are very popular, in the Netherlands too. But the lack of legislation regulating these activities means that these children are barely protected.…

Many children have an unhealthy diet and do not get enough exercise. Sanne de Vries wants to help everyone get a healthy start in life.

The Dutch police force has been deliberately storing personal data relating to millions of Dutch people for many years now. In doing so, the institution has been knowingly breaking the law. Bart Schermer, Professor of Law and Digital Technology expressed his concerns on Follow the Money – a platform…

Global Transformations and Governance Challenges (GTGC) will hold its first international conference on 8-10 June 2022 in The Hague. Deadline submissions: 22 April 2022.

The Hague Threat Intelligence Exchange (Hague TIX) is happening on 12 June 2023. Monica Kaminska, Assistant Professor of International Security and Technology at the Institute of Security and Global Affairs, is one of the organisers of this unique conference ‘which brings together cyber threat intelligence…

Leiden University has taken eighth place in this year’s SustainaBul, the sustainability ranking for universities and universities of applied sciences in the Netherlands. It was in 18th place last year.

In the Netherlands it is now possible to visit non-essential shops if you make an appointment beforehand. But when you book an appointment you have to provide a lot of personal data. Are shops allowed to ask you for all this data and what happens to it?

Are you worried about your smartphone addiction? Trust us, it could have been far worse… A shocking discovery, by an interdisciplinary team of specialists from Leiden University, revealed that Neolithic people were heavily addicted to stone axes. The axes were produced under horrific circumstances in…

Musicologist Dinko Fabris has been appointed professor at the Academy of Creative and Performing Arts (ACPA). He started on 1 September. 'I’m looking forward to making a connection with society.'

Having served on the Executive Board for over nine years, the last five of which as Rector Magnificus, Hester Bijl will leave Leiden University at the start of next year. In a new step in her career, she will become Rector Magnificus on the Executive Board of Delft University of Technology (TU Delft)…

Leiden University is going to partner with the Asian Development Bank, a bank committed to regional development. President of the Executive Board Annetje Ottow signed a memorandum of understanding on this unique partnership in Manila on 27 April.

On January 28 and 29, 2021 the conference ‘Imperial Artefacts: History, Law and the Looting of Cultural Property’ took place online. This first of its kind event at Leiden University was an interdisciplinary online conference and brought together (post-)colonial historians, legal historians, curators,…

Dutch scale-up In Ovo, a spin-off of Leiden University, has raised 34 million euros to accelerate its international growth and scale-up plans. The new funding is supported by Leiden University’s Libertatis Ergo Holding. The funding has also been provided by, among others, impact investors ECBF and ABN…

Professor of rheumatology Annette van der Helm focuses her research on the earliest possible detection of inflammatory joint rheumatism to prevent symptoms from becoming chronic.

Earlier this year, the Leiden University Libraries (UBL) Scaliger Institute announced a new fellowship: The Lingling Wiyadharma Fellowship. The fellowship programme is part of the Lingling Wiyadharma Fund.

Security

On 23 and 24 October, eLaw - Center for Law and Digital Technologies hosted the 2025 edition of Privacy Law Scholars Conference Europe at Leiden Law School. Over two days, participants discussed more than 40 work-in-progress papers, with materials available to participants ahead of time. The conference…

EUobserver has published an article on the European Commission’s leaked 'Digital Omnibus' draft, featuring comments by Gianclaudio Malgieri, Associate Professor at eLaw, on potential implications for the GDPR.

Je onderdompelen in de wereld van de lobby. Dat kan op donderdag 10 november tijdens de Nacht van de Lobbyist, een publiek event dat de Universiteit Leiden en de Public Affairs Academie voor de 2de keer organiseren. Vijf vragen aan initiatiefnemer Bert Fraussen, universitair docent bij het Instituut…

Organisation

Professor Johan Frijns treats people with hearing loss, conducts research on hearing implants, and gladly shares his knowledge about electrical stimulation of the nervous system.

The Digital Legal Talks (DLT) conference is part of the Dutch Sector Plan Law, which is a key component of the broader Sector Plan Social Sciences and Humanities (SSH). This initiative represents a collaborative effort between Tilburg University, the University of Amsterdam, Radboud University Nijmegen,…

On March 11, a travelling photo exposition on the Mayan archaeological site El Mirador, in Guatemala, saw its festive opening at the Van Steenis building. For the occasion a special Faculty Lecture was organised, entitled 'Water Legacy: Mayan World Meets the Netherlands'. We were honored to receive…

During the Opening of the Academic Year 2024-2025, we asked guests for their wishes and ideas for Leiden University's anniversary year in 2025.

Vanessa mak knaw

To check whether the classroom scanners are secure, a ‘pen test’ was performed in the Lipsius building on Monday 28 March. This involved switching on the person counters for a day so that ethical hackers could try to gain access to the system.

At an international high-level conference, Valentina Carraro, Deputy Coordinator of the interdisciplinary programme Global Transformations and Governance Challenges (GTGC) presented her research on human rights in the UN Human Rights Council and Treaty body systems. One of the most practical recommendations…

Suzan Verberne has been appointed professor of Natural Language Processing at the Leiden Institute of Advanced Computer Science (LIACS) from 1 October. Verberne has been at LIACS since 2017 as group leader of the Text Mining and Retrieval group.

On 13 March 2024, Carlotta Rigotti, postdoc researcher at eLaw, and Alexandre Puttick, postdoc researcher at Bern University of Applied Sciences, remotely presented the working paper 'Towards mitigating diversity bias of AI in recruitment and selection via value sensitive design' at the ACM Symposium…

On 30 October 2025, Eleonora Dagienė successfully defended her PhD thesis at Leiden University, titled ‘Quantitative Research Assessment and its Unintended Consequences’.

What hidden nature is there in our cities and how can we use such organisms? This is what the HiddenBiodiversity project will be exploring over the next four years. The project’s kick-off meeting was held at the Hortus botanicus on Monday 26 September.

On 14 April, the National Growth Fund awarded million euros in grants to two consortia in which Leiden's science faculty is involved. Pharma-NL will receive 80 million euros and Oncode-PACT 325 million euros. Pharma-NL wants to make medicines available to the patient faster and more sustainably. Oncode-PACT…

Education

ICT

Leiden University has six top bachelor’s programmes, according to Keuzegids universiteiten 2024 consumer guide to universities published on 30 November 2023. This once again puts the university in third place among broad universities ranked according to top programmes.

Publish Your Reviews is an initiative encouraging peer reviewers to share their reviews and to contribute to open science and transparant research communication.

Staff from eLaw – Center for Law and Digital Technologies contributed to the ACM Conference on Fairness, Accountability, and Transparency (FAccT), held in Athens from 25 to 27 June 2025. The ACM FAccT conference is one of the world’s leading venues for interdisciplinary research on responsible and ethical…