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

On Wednesday 27 September we will be holding a debate for students and staff on our links with the fossil fuel industry in relation to the topic of sustainability. All students and staff of the university are cordially invited. If you’re still not sure about whether to attend, these four questions and…

The brief removal of Rein Dool’s ‘cigar-smoking white men’ painting generated a storm of reactions last November. Students, staff and alumni reflected on this at a symposium on Friday 26 May.

Leiden University has set up two committees to consider issues that are the focus of much attention within our community and society at large. They are the Knowledge Security Committee and the Fossil Fuel Industry Collaboration Committee. Former dean Joanne van der Leun will chair both.

Annetje Ottow is stepping down as President of Leiden University’s Executive Board on 1 September 2025 after almost five years in the role. She looks back at the highs and lows – and ahead to what’s next.

The Mapping Slavery project will place markers that tell the story of Leiden’s slavery past. Why is this important and what does it mean for today’s society? Before the markers are placed, a panel came together on 24 March to discuss the slavery past of not only the city but the University too.

Leiden Mayor Peter Heijkoop visited the Faculty of Social and Behavioural Sciences and the Faculty of Science on Monday,

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

Leiden University and four other Dutch universities will appoint 51 PhD candidates to conduct solution-oriented research for and with the African continent.

Every Sunday you can help fish plastic and other floating garbage out of the Leiden canals. You can use your own canoe or loan one from Plastic Spotter and join the garbage-fishing fleet. Annetje Ottow, President of Leiden University, was one of the crew on Sunday 4 July.

Professor Sarah de Rijcke became the new Rector Magnificus of Leiden University on 15 January 2026. She introduces herself and shares what motivates her to take on this role.

‘Culture change takes time,’ said Vice-Rector Hester Bijl at the closing panel of the University’s Diversity Symposium on 26 January. She talked about the road to a diverse and inclusive university. The symposium provided plenty of concrete examples of small steps that can already be taken.

Turkish and Syrian students met Rector Magnificus Hester Bijl to discuss how the university can support students who have been affected by the earthquake.

A safe haven for students, more bicultural staff and more powers for diversity officers. In a national expert meeting at Campus The Hague, administrators, diversity officers, students and staff discussed urgently needed measures.

The conflict between Israel and Hamas has had a clear impact on Leiden University. Students and staff are angry or scared, feel unsafe and are experiencing group pressure.

The Executive Board of the University is shocked by the unannounced demonstration that took place Thursday afternoon at the Wijnhaven location in The Hague relating to the situation in the Middle East. Without first requesting permission, a large group of students and staff held a gathering there. Moreover,…

Medewerkers van de Universiteit Leiden trappen maandag 10 maart de estafettestaking af van de Nederlandse universiteiten tegen de kabinetsbezuinigingen.

Speaking for the Executive Board, Timo Kos reflects on the university’s security policy and what lies ahead. ‘We want to keep our buildings open, but we also need to be able to guarantee the safety of everyone there. It’s a real balancing act.’

Leiden University will not enter into any new research partnerships with companies in the fossil fuel industry that are not intensively and demonstrably committed to achieving the goals of the Paris Agreement. Current projects can, however, be completed.

Leiden University is publishing a list giving an overview of its research collaborations with the fossil fuel industry.

The number of insect species is plummeting, which is why the University is creating a more biodiverse environment around its buildings. Annetje Ottow, President of the Executive Board, planted the first bee-friendly plants in the front garden of Oude UB on 20 September.