Since 1 November 2025, Prof. Dr. Luc Sels has been the new president of Leiden University's Executive Board. In a message to our university he introduces himself and shares his first impressions.

Leiden University Libraries (UBL) has acquired a rare manuscript map of Suriname. The map from 1830 is almost 2.5 meters long and is highly detailed. It was hand-drawn by Helmuth Hendrik Hiemcke (1808-1858), one of the official surveyors employed by the colonial administration, and shows Suriname in…

On Tuesday 25 November, Leiden University is holding the first of four sessions on ‘Building Academic Freedom’. Students and staff are invited to a conversation about today’s hot-button issues.

NUFFIC’s Orange Knowledge programme, funded by the Ministry of Foreign Affairs, awarded a grant to the proposal of Jacqueline Vel, Adriaan Bedner and Leiden alumnus Fachrizal Afandi just before the Christmas holidays.

That one handy little tool to do a quiz with students: can you use that or will you inadvertently put their privacy at risk? New privacy guidelines offers a solution.

As of 1 November, Jan Vonk has been appointed full professor of Mathematics at the Mathematical Institute (MI). The institute is delighted with Jan’s appointment, as is he. ‘At the MI we combine the abstract with the concrete like no other.’

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.…

Fanny Wonu Veys was appointed Professor of Art and Material Culture of Oceania on 1 August. Time for an introduction.

Technological developments never stop. Machines can already perform many tasks and in the future they will probably take over even more of the work we do. Which jobs could disappear and which will remain in the future? Olaf van Vliet, Professor of Economics at Leiden Law School, commented on these issues…

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.

During the HALON hacking competition, 28 teams had one goal: to find as many vulnerabilities as possible in the systems of Dutch higher education institutions. Research software engineer Chris Handy participated on his own and ended up in second place in the category ‘Vulnerabilities found at the highest…

Marta Fiocco has been appointed as of 1 April as professor of applied mathematics, in particular medical statistics. Fiocco's appointment is at the Faculty of Science and at the Leiden University Medical Centre (LUMC). She conducts research into 'personalised medicine', tailor-made medicines for cancer…

‘It truly is a plan by and for us all,’ said Annetje Ottow, President of the Executive Board, at the Dies Natalis celebration on 8 February. Leiden Law School was also actively involved developing in the strategic plan.

Food security is increasingly under pressure due to rising inequality, climate change, and armed conflict. From 28 October, Leiden University College (LUC) in The Hague offers a seven-week course

Two teams of astronomers, including one from Leiden University, have discovered oxygen in the most distant known galaxy, JADES-GS-z14-0. This groundbreaking discovery shows that galaxies could form much faster in the early universe than was previously thought.

Recently, Jaap van den Herik, professor emeritus Law and IT, was interviewed by the BNVKI (Benelux Association for Artificial Intelligence).

Ten underage boys are due to appear before a juvenile court. They are accused of luring and attacking nine men whom they believed were paedophiles. Last October, one attack cost a 73-year-old former teacher from Arnhem his life.

On Tuesday 12 January 2021, the Leiden Law School thesis prizes were awarded at the New Year’s event.

From 1 August, Hermen Jan Hupkes has been appointed Professor of Non-Linear Analysis at the Mathematical Institute. 'Initially I don't think that much will change,' Hupkes says. 'My research and supervising future researchers will continue as before.'

De Declaration of equity helpt studieverenigingen op het gebied van diversiteit en inclusie.

Assistant Professor Juan Masullo of the Institute of Political Science has been awarded the 2025 Alexander George Best Article Award for his work on interviews and process tracing.

At the end of 2020 researcher/lecturer Erwin Dijkstra joined the editorial team of academic journal Handicap & Recht (Disability & Law), published by Boom Juridisch. The December issue also includes an article he wrote.

The tour for programme chairs through the new Humanities Hub covered just one corridor. Previously, the labs were spread across the campus, but now most of them have been consolidated in the Huizinga Building.

Is your strategic vote actually strategic? How can the Netherlands form a stable government? And what should the next government do about migration, defence and the housing crisis? This is what our experts have to say.

An article by Georgina Kuipers has been published this month in Dutch journal Overheid & Aansprakelijkheid (Government and Accountability). It deals with policy introduced in response to damage caused by the construction of the Amsterdam North/South metro line and its aim to rebuild trust. The title…

Organisation

Dutch municipalities are racing to digitalise, introducing virtual services, fraud-detection algorithms and more. The digital city may not always serve its residents. Professor Jiska Engelbert calls for civil servants who dare to push back.

It can be irritating, all that logging in to university systems: entering your password for the umpteenth time and confirming in an app or with a code that you are the one who is trying to log in. Find out why we really do need to do this.

Freya Baetens, Professor of European Law, has been awarded a Chair by the Francqui Foundation in Belgium for the impact of her work on lawmaking and policymaking in Europe and beyond.

As of this academic year, all our faculties will be using the same platform for digital assessment: Ans. While this platform is already familiar in many faculties, it will be new for the staff and students of Social & Behavioural Sciences (from 1 September) and Humanities (from 1 February), as they…

Researchers from Leiden University have developed a method to predict which sellers will be successful in illegal online marketplaces. This could help the police track down big players on the dark web, the hidden part of the internet.

Mingmin Gong

Francien Dechesne, Associate Professor of Ethics and Digital Technologies, has been appointed by the Tilburg School of Humanities and Digital Sciences of Tilburg University as Professor to the endowed chair of ‘Data and AI for the Rule of Law’, effective 1 November 2025.

The governance structure of Campus The Hague (CDH) will be altered. This has been decided in consultation with the University Council, which issued a positive recommendation about this.Ton Liefaard and Jan Crijns will become the joint holders of the CDH Education portfolio, and Rolf Oosterloo will become…

Maghiel van Crevel has been elected member of the Royal Netherlands Academy of Arts and Sciences (KNAW). The professor of Chinese Language and Literature will be installed on Monday 12 September 2022.

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.

On 10 March 2023, the Amsterdam Centre for Tax Law (ACTL) of the University of Amsterdam (UvA) organised the Conference ‘Towards eXplainable Artificial Intelligence (XAI) in Taxation: The Future of Good Tax Governanceon’.

A flood of news reports, push notifications and even extra news broadcasts: on Wednesday, the world was shocked by the storming of the Capitol in Washington. Americanist Sara Polak discusses the events.

The Humanities Campus will take further shape in 2024, with the completion of the South Cluster in February and a whole series of moves that will then take place in the spring and summer. A few highlights of the upcoming moves are described below.

The Indonesian government has been trying to enforce marriage and divorce laws for some time. These efforts are encountering resistance from both local communities and the Indonesian Supreme Court. PhD candidate Al Farabi investigated where this resistance comes from.

As of 1 January, Wouter Kalf has been appointed Education Director at the Institute for Philosophy.

Leiden University joins the Just Transitions for AMR Working Group, an interdisciplinary team of social science and humanities researchers who are exploring ways to mitigate the growing threat of antimicrobial resistance in a just and equitable manner, with due consideration to the human rights of present…

The highly successful deep-sea telescope KM3NeT can now expand both its size and scope. Using a new type of microphone for underwater use, the telescope will attempt to detect the sound produced by neutrinos as they travel through the sea. The data collected will also be of great interest to other research…

‘It was not always accepted, but I just wanted to be a researcher. Now, I am as happy as can be.’ It is one of the quotes from the International Women’s Day presentation for Biology students. Seven women, working as researchers and teachers at the CML, IBL, and Naturalis, shared their experiences with…

Carlo Beenakker has been appointed a Fellow of the American Association for the Advancement of Science (AAAS), the organisation behind the journal Science. Among the Fellows, he is the third Dutch person and first Leiden researcher.

The third edition of the Krijn Rietveld Memorial Innovation Award was won by Anne Dirkson, former LIACS PhD student. During her PhD she researched the automatic collection of patient experiences from online forums. ‘With this work, Anne has shown how the exchange of knowledge between medical professionals,…

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…

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.