The carnivore diet, a fact or just a trend?

Education

The year 2023 saw the earthquake in Turkey and Syria, the Wagner Group rebellion and wildfires and floods as all the weather records were smashed. Our most-read stories were about the climate crisis and the elections: here’s the list.

The Neumark-Nord 2 site in central Germany, dates back to 125,000 years ago. During an interglacial period with temperatures similar to those today, Neanderthals where doing something we previously thought happened only tens of thousands of years later.

Facility, Library

Leiden University’s Committee on External Collaborations – Human Rights and Conflict Zones advises the Executive Board to suspend student exchange programmes with Hebrew University of Jerusalem and Tel Aviv University until further notice.

Leiden University is a member of the Una Europa European alliance. This partnership of 11 research-intensive universities is working to shape the university of the future.

Should we cut our ties with Israel or maintain them? The event ‘A university conversation on Israel/Palestine’ on 1 July revealed the depth of feeling about the conflict, with students and staff grappling with academic values and moral dilemmas.

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…

The socio-economic effects of climate change often do not receive enough attention. At the EuroScience Open Forum (ESOF) a group of researchers will provide more insight. How does climate change affect whether people work together or conversely end up as opponents? And what can we learn from societies…

Leiden is European City of Science in 2022 and this will be celebrated under the name Leiden2022. During Leiden2022, various activities will be organised, such as lectures, workshops, excursions and exhibitions. On the occasion of Leiden2022, Postbus 71 will be opened: the place to go if you have any…

Leiden University has taken 14th place in the UI Green Metric, a global sustainability ranking for universities.

Leiden University has taken seventh place in the UI Green Metric, a global sustainability ranking for universities. Almost 1,000 universities from all over the world participate in the ranking.

Leiden University has taken 17th place in the UI Green Metric, a global sustainability ranking for universities. Over 1,400 universities from all around the world took part in the ranking.

Leiden University is joining the Una Europa European University. Together with other partner universities Leiden University will draw on their collective strengths to shape the future of Europe through innovative education, research and international exchange.

Leiden University has secured fifth place in SustainaBul, the sustainability ranking for universities and universities of applied sciences in the Netherlands.

At the Dies Natalis Willem Otterspeer, Professor Emeritus of University History, presented the fourth and final volume of Groepsportret met Dame, his series on the history of Leiden University. De 'Strategie van de Aanpassing' covers the period 1876-1975. Otterspeer talked about his book in a podcast…

ICT, Security

As of 1 November 2025, Professor Luc Sels will assume the role of President of Leiden University’s Executive Board.

Leiden University has decided to withdraw from EUniWell as of January 2023. The importance of synergy in our international portfolio and research and teaching agendas recently led us to accept the invitation to join Una Europa, an alliance of 11 leading European research universities. We have explored…

The results of the 2025 university elections are in. Who will represent us in the participation organs?

They confounded expectations and went to university anyway – as a woman of colour, a working-class student or refugee... Throughout the centuries the university has always welcomed pioneers. Students for whom going to university was not the obvious choice and who did not grow up in an academic environment.…

The Executive Board has appointed Ineke Sluiter and Arnold Tukker as distinguished professors at Leiden University.

Facility

Leiden University has a new Executive Board. Since 8 February 2021, Annetje Ottow has been the new President and Hester Bijl the new Rector Magnificus of the Board, while Martijn Ridderbos has continued in his role as Vice-Chairman.

Leiden University Academy is making lifelong learning even better! The entire range of programmes on offer for professionals has been expanded and united under this name.

Organisation

Organisation

Our ever-increasing reliance on software and technologies, out of convenience, necessity or otherwise, binds us to supranational and commercial companies that provide them. Is it essential that governments, universities, and researchers ensure that they continue to be in control of their data and software?…

The University Council gives the Executive Board (un)solicited advice and helps decide on important topics. For example, permanent contracts for lecturers and the workload and well-being of our students and staff. It’s an important organ, but many staff have no idea what it does. ‘I think it’s great…

Organisation

Organisation

Staff from Leiden University are starting the Dutch universities’ staggered strike against the government cuts on 10 March. Follow the strike in this liveblog.

New sampling and analytical strategies give archaeologists a better understanding of the nutrition and survival of ancient populations. Publication in PLOS One.

For thousands of years, beavers had a big influence on the Dutch ecosystem and the people that lived there. This is the conclusion of research by archaeologist Nathalie Brusgaard.

Due to its success, the Leiden2022 Q&A has been extended and is looking for even more thought-provoking, interesting or unusual questions.

Around 1:00 p.m., a group of more than one hundred pro-Palestinian protesters gathered at the The Hague campus. Participants chanted slogans and put up banners. The vast majority of those taking part left the building after a short time. However, a small group refused to leave. Follow updates in this…

In a topping out ceremony on Thursday 30 January, the new sports centre celebrated reaching its highest point and looked ahead to the future. The university will have a spacious and sustainable sports building by the start of 2026.

Collaborating in drug discovery and health research was the goal of a visit to the Leiden Bio Science Park on 14 May by a Swedish delegation including His Majesty King Carl XVI Gustav of Sweden. The delegation visited Leiden University’s Faculty of Science.

Life returned to something resembling normal after Covid but other crises soon took its place. These great challenges are also being felt at the University and our researchers are working on solutions. The nitrogen crisis, problems with young people’s services and an increasingly urgent climate crisis:…

Facility

Facility

Eighteen of the 150 newly elected Dutch MPs studied at Leiden University or did their PhD research there. Who are they and what did they study?

Research

With the long lockdown, it’s been a hard year for Leiden businesses. How can the local economy bounce back and how can the University help? Two talk shows discussing this were recently recorded in the Academy Building. They will be aired on Unity TV on 28 September and 12 October.