When you think of a library, you probably picture books – or students quietly studying. But for subject librarian Rutger de Jong, most of the work happens online. ‘We never throw anything away. Everything produced here in the name of science should remain findable.’

Language is omnipresent: when you talk, app or meet in Teams. Understanding how we communicate with one another and what communication does to us is essential. In her inaugural lecture, Nivja de Jong will call to redress the balance between the sciences and the humanities.

Lawyer, economist, politician and women’s rights activist Lizzy van Dorp is the 100th entry in our Top 450. Who or what is your favourite?

Even with state-of-the-art technology, it is almost impossible to see: a cosmic neutrino. Yet scientists have managed to image this particle with a deep-sea telescope. And that could help to better understand our universe. Leiden particle physicists collaborated on this ambitious project, published…

In a sailboat, a canoe or stowed away on a ship: during the Second World War, many Leiden students tried to cross the sea to join the Allies in Britain. ‘Soldier of Orange’ is the most famous, but who were the other ‘England voyagers’ or Engelandvaarders as they are known?

Scientists have detected a neutrino with the highest energy ever measured. Leiden physicists Maarten de Jong and Dorothea Samtleben were involved in this project, which was widely covered in newspapers and online media last week.

Leiden University’s Executive Board has appointed Erwin Muller as Vice Rector of Organisational Development. In this role, he will help further professionalise and improve the university’s organisation as per the Strategic Plan.

Alex Colling himself calls his bachelor's thesis ‘the highlight of his time in Leiden’. And according to his supervisors, that resulted in an outstanding thesis, with great attention to detail. The Mathematics and Physics student worked on a mathematical description of monopoles: hypothetical particles…

What is freedom worth in times of hunger? ‘Beleg’ is a modern interpretation of Lucretia van Merken’s 1774 play. With five performances in Leiden’s Schouwburg theatre, the play is a prominent part of the Relief of Leiden celebrations, and Leiden alumni are playing a big role. Take a look behind the…

Luris supports and advises researchers and societal partners on knowledge transfer, research impact and public-private partnerships between researchers and society. The organisational structure of Luris is changing to help us better meet the changing needs of our researchers and civil society. Read…

It has only recently been discovered that single-celled organisms (bacteria and archaea) also have histones—proteins that structure DNA. Now, Leiden PhD candidate Samuel Schwab has found that the histones in these organisms are much more diverse than previously thought. Schwab and his colleagues describe…

Professor Jojanneke van der Toorn has held the chair in LGBT workplace inclusion for five years. To celebrate, organised an international online conference on workplace inclusion, in cooperation with Workplace Pride that was hosted by the university on 20 and 21 May.

Some bacteria, it turns out, have proteins much like ours that organise the DNA in their cells. They just do it a bit differently. This is revealed by new research from biochemists at the Leiden Institute of Chemistry and the Max Planck Institute for Biology. The discovery helps us better understand…

The experiential expertise of people with a disability needs to be integrated in diversity & inclusion policy. This message was the common thread at the annual Diversity & Inclusion symposium. Students and staff members engaged in conversation about how the university can become more accessible.

The Leiden interdisciplinary research programme Global Transformations and Governance Challenges (GTGC) and the Embassy of Ireland are jointly organising a special book launch in The Hague. On 13 November, Gerry Finnegan, author and a former director of the International Labour Organisation (ILO), will…

A mediation meeting was held today between the University Council and the Executive Board about the appointment procedure for the Vice-Rector of Organisational Development, Erwin Muller. We have managed to resolve the dispute.

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

Tuesday 7 September sees the release of the book ‘Plots stond het Leidse leven stil’ by Charlotte Boin, a freelance writer from Leiden. This book of interviews gives an impression of the turbulent effect of coronavirus on the lives of students, researchers and partners of Leiden University.

The Citizen Science Netherlands (CS-NL) network was officially launched this month with the aid of an Open Science NL grant. The new vision for this network was presented on 28 May.

An international team of researchers led by astronomers from Leiden University (the Netherlands) has produced the first sharp radio maps of the universe at low frequencies. Thanks to a new calibration technique, they bypassed the disturbances of the Earth's ionosphere. They used the new method to study…

How to implement good leadership? This is the central question posed during the inspiration seminars of the LLP, in which renowned guest speakers share their insights. A seminar at the beginning of May imparts this message: “Keep listening to one another.”

Leiden University’s digital study environment is being expanded to include the Leiden student portal: a single place where as a student you can find all the information you need to organise your studies.

Arts and culture

Arts and culture

The organ in the Academy Building is 25 years old. University organist Jan Verschuren and tuner Bert Crama talk about the long history of university organs, improvising with short cortèges and their love for this organ.

They make up no less than 73% of the workforce at the Leiden Institute of Chemistry (LIC), yet PhD candidates and postdocs at the institute don’t always find their way to each other. LIC73 aims to change that. The platform organises social and professional activities and amplifies the voices of these…

Leiden University is celebrating its 450th anniversary in 2025 with a feast for the eyes, ears and spirit. The anniversary year opens with an extra special Dies Natalis on 7 February. Highlights includes an alumni festival, three exhibitions and a canal concert.

Egyptologist Marleen De Meyer has been appointed the new Director of the Netherlands-Flemish Institute in Cairo (NVIC). Dr De Meyer has worked for the institute, which promotes Egyptian, Dutch and Flemish collaboration in the field of education and research, since 2016.