Jan Aarts will stay on as scientific director of LION for another year. He has been reappointed until 1 March 2024. His successor is already known. Sense Jan van der Molen will take over next year. He will be the new scientific director of LION until 1 March 2028.

The war in Ukraine has lasted almost two weeks now. What does Putin expect to achieve with his invasion and how big is the chance that the West will get involved? We phoned André Gerrits, professor and expert on Russia.

Not everything that comes close to a black hole is swallowed by it. Black holes can also hurl material away, and that chance turns out to be considerably bigger than previously thought. Martijn Oei's accidental discovery and his subsequent research on it earned him a cum laude promotion on 12 Decemb…

Ad IJzerman, Emeritus Professor of Pharmacochemistry, was made a Knight of the Order of the Lion of the Netherlands on 26 April. He was presented with the royal honour by Mayor Elbert Roest in the town hall in Bloemendaal.

Jeroen Touwen has been reappointed as Vice-Dean of the Faculty of Humanities from 1 January. ‘The Faculty Board’s role is to serve the organisation: we try to manage the University as effectively as possible with the available resources, so that research and education can flourish.’

Annetje Ottow is the first female president of the Executive Board of Leiden University, which means a return to her Alma mater.

3 October University has become something of a tradition: a bit of science among the Leidens Ontzet celebrations. During the new and improved edition, the WetenschapsWarenMarkt (Science Market), visitors spoke to researchers about the nitrogen problem, making organs and the city’s connections with A…

The Leiden African Studies Assembly (LeidenASA) held its Annual Meeting on 12 December. LeidenASA is the network of Leiden based Africa-researchers. Fifteen researchers gave pitches on their projects, and sketches of Leiden University's Africa strategy were outlined.

A shepherd, but also a comparativist and historian with very broad interests. That is how Professor Philippe Buc describes himself. As of 1 August 2021, he will hold the chair of professor of Medieval History at the university. In an introductory interview, Buc introduces himself, his research and his…

Jasper Knoester is the dean of the Faculty of Science. How is he doing, what exactly does he do and what does his day look like? In each newsletter, Jasper gives an insight into his life. This time, Jasper writes his column from Singapore.

Is aviation on a one-way journey or a round trip? That is the question Steven Truxal will answer in his inaugural lecture From Disruption to Innovation in Air and Space: Legal Solutions for a Sustainable Future on Monday 15 November. This professor of air and space law is positive. That’s one thing…

A number of young researchers recently took part in a knowledge mission to Indonesia, aiming to build a lasting relationship with the country. How did they find the trip, what did they do, and how are they creating new connections with scientists in Indonesia?

Conference

The government, the people and the country were in desperate straits. This about sums up the state of affairs in the Disaster Year of 1672. It was 350 years ago, and to mark the occasion PhD candidate Roosje Peeters collaborated on a series of letters to and from a key political figure Johan de Witt,…

In the Pioneers of Leiden University series we talk to past and present students who were the first in their family to go to university. In this fourth instalment: alumnus and philosopher of law Ali Kösedag (1992): ‘Philosophising about equality before the law in the Netherlands at an early-morning…