The fifth edition of the Owada Chair Symposium, that was held in Leiden on 14 and 15 October 2025, highlighted the law and politics of international criminal justice.

‘We have to have accountability.’ That was Roberta Metsola’ for her audience on Thursday evening. The President of the European Parliament had come to the Wijnhaven building to speak with students.

Maarten Feteris, the former president of the Court of Appeal and an alumnus of Leiden University, composed the piece ‘Intermezzo’ to mark the transfer of the rectorate during the Dies Natalis on 8 February 2021.

In March, Jan Pronk starts as the new Executive Director at the Faculty of Archaeology. We sat down with him for an interview on his background, his drive, and his take on archaeology.

Leiden University's 2017 annual report has now been published. This year for the first time the University has also published a separate sustainability report. Leiden University is the first university to produce a separate report on the progress of its sustainability policies.

Mariana Gkliati co-organised and chaired on 14 September a PhD Masterclass with the UN Special Rapporteur on extrajudicial, summary or arbitrary executions, Agnès Callamard.

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)…

The Executive Board has adopted a new Code of Conduct on Integrity for staff. This new code encompasses all the existing regulations within Leiden University, including in the field of research, behaviour towards students and purchasing. 'This Code of Conduct is a very clear statement,' commented Rector…

The opening ceremony of the Olympic Games in Munich in 1972 made a big impression on Nicole Hoevertsz. I’m going to be there one day, the eight-year-old Nicole decided. Her passion for sport and her perseverance brought her further than the once so introvert Aruban had dared to hope. Her appointment…

Our Principal Investigator Bart Barendregt is also UNESCO Chair in the Anthropology of Digital Diversity.

LUGO and Campus The Hague employees will discuss sustainability in campus strategy. The university is discussing a new Development Strategy and Implementation Plan for Campus The Hague for the next decade (timeline: 2020-2030).

Leiden University’s Rector Magnificus, Professor Hester Bijl, has been reappointed for a second term by the Board of Governors.

Research goal: To support the design of technologies (counter-measures and communication measures) for the prevention, interdiction and mitigation of lone actor extremist events (LOEEs), which are hard to anticipate, yet can be highly damaging to local and national communities and therefore must be…

Cyber agent technology and intelligence agencies is a project that is commissioned by Tracks Inspector, a Dutch company that develops innovative software.

eLaw is a research institute of interdisciplinary scholars who explore issues at the intersection of law, technology and society.

We take it for granted that water comes out of the tap and electricity out of the socket. But that isn’t always the case. Last Tuesday began like any other day, with our board meeting in the morning. But things were soon to change.

Vasiliki Kosta spoke at the conference ‘The role of civil society in the protection of the rule of law’ organised by the Ministry of Justice of the Republic of Poland as part of the Polish Presidency of the Council of the EU, which took place on 22 – 23 April.

This week, Leiden University bade farewell to Henri Lenferink, who is retiring after 20 years as mayor of Leiden.

Suzanne van der Pluijm will be appointed Executive Director and Member of the Board of the Faculty of Science with effect from 1 June 2022. She succeeds Ed van den Berg, who has held this position on an interim basis since 1 September 2021 .

The Executive Board of Leiden University has asked the University Council to advise on its proposed decision to reactivate the person counters/sensors in due course. The Council will now look at this carefully before the Board makes a final decision. The advice of the University’s participation body…

We have all been deeply affected by the events that took place in Rotterdam on Thursday evening. Our colleagues at Erasmus Medical Center and Erasmus University have lost a valued colleague and have been involved in a very serious incident, which will undoubtedly leave deep scars. The witnesses to this…

The importance of science communication and cross-boundary collaboration, and the ‘mantra’ of diminishing social cohesion in society: these all came up at Leiden University’s 448th Dies Natalis. A panel discussion including Leiden’s mayor Lenferink, music and two honorary doctorates completed the special…

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.

Festival

Het zal niemand ontgaan zijn dat de digitale dreigingen blijven toenemen. Uit monitoring door onze cybersecurity-experts blijkt dat er continu wordt geprobeerd om ook onze systemen binnen te dringen. Wat doen wij daartegen en hoe kan jij als medewerker bijdragen aan onze cyberveiligheid?

Sonic Modernities situates Southeast Asian popular music in specific socio-historical settings, hoping that a focus on popular culture and history may shed light on how some people in a particular part of the world have been witnessing the emergence of all things modern.

Over time Dutch and Indonesian composers, performers and music scholars have inspired each other and they continue to do so. The presence of the Dutch in the Netherlands East-Indies and Indonesia, but also the existence of large diasporic communities in the Netherlands have contributed to a mutual exchange…

A delegation from Leiden University visited the Netherlands Institute Morocco (NIMAR) in Rabat at the end of February.

Audiovisual and Digital Ethnography is a state-of-the-art introduction to this dynamic and growing subject. The authors explain its fundamental aspects in a clear and systematic way.

Yisheng Development is to design the entrance area to the Leiden Bio Science Park. Leiden University and the municipality of Leiden selected this Amstelveen-based project developer on the basis of their sustainable design for a vibrant campus. The design provides a combination of residential, working…

Wat kan de EU doen als een lidstaat Europese waarden aan zijn laars lapt? Kunnen en moeten rechters waarden als gelijkheid, menselijke waardigheid en de rechtsstaat dan direct handhaven? Ja, oordeelde het Europese Hof van Justitie recent in het baanbrekende arrest Commissie tegen Hongarije (C-769/22…

Decent work involves opportunities for work that delivers a fair income, care for occupational health and safety, freedom for people to organize and equality of opportunity and treatment for all women and men. The Labour Law department at Leiden University conducts research and provides education on…

Alumni who live and work in Brussels met on 18 February at the annual Leiden Alumni in Brussels Event. As well as celebrating Leiden University’s 450th anniversary, they also looked at the challenges Europe faces.

Care robots, medical treatments, deepfakes and self-driving cars all with the aid of artificial intelligence (AI). The BrAInpower exhibition at Rijksmuseum Boerhaave shows spectacular applications of AI and explains how it can make such huge leaps. Bas Haring, Professor of Public Understanding of Science,…

The university campus at the Leiden Bio Science Park is flourishing. A new book tells the stories behind this remarkable metamorphosis.

Overview of the Leiden Asia staff per area or country.

In Democratie en totalitarisme zijn de invloedrijkste opstellen van de Franse denker Claude Lefort samengebracht. Lefort laat overtuigend zien dat de kwetsbaarheid van de democratie juist ook haar kracht is. Voor democratie is essentieel dat de macht als ‘lege plaats’ verschijnt. Zij mag slechts tijdelijk…

University lecturer Andrew Gawthorpe wrote an article for The Conversation on how US presidents shift controversial actions abroad to circumvent domestic constraints.

Leiden University, together with the Open University and Universities of the Netherlands, will take up residence in the Spui building at Grote Marktstraat 48-50/Spui 3 in downtown The Hague from 2025. The partners signed the leases on 7 November.

After a turbulent Covid year, the well-being of our students and staff has the highest priority. How can we prevent physical and mental health problems? This was the key question at the Opening of the Academic Year in Pieterskerk in Leiden on 6 September.

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,…

It’s the middle of the academic year, but most of the University buildings are closed – something that hasn’t happened since the Second World War. Fortunately, after a week of intensive preparations, the teaching has moved online. How is the Central Crisis Team steering the University through the corona…

Since 1990 Leiden University has awarded the William of Orange medal to individuals of eminent national or international social standing.

Scrap the radical cuts to research and teaching. This was researchers and students’ message to government at the opening of the new academic year. Various speakers in Leiden’s Pieterskerk highlighted the importance of science for society.

The International Financial Law programme of Leiden University looks at financial law from multiple perspectives to illustrate the links between law, economics and ethics.

The institute is funded by the Ministries of Education, Culture and Science and of Foreign Affairs and by Leiden University. To safeguard the institute’s independence and interests in Morocco, it is part of the Netherlands Embassy in Rabat under Moroccan law. The institute performs its tasks under the…

The Rein Dool painting depicting board members of Leiden University will be moving soon to the Reception Room in the Academy Building, where more people will be able to see it.

An extra-long cortège, three honorary doctorates, a quiz about 450 years of university history, a Dies Natalis rap and a call to defend academic freedom: these all featured in Leiden University’s 450th Dies Natalis celebration and the official start of its jubilee year.