By 2050, more than 70 per cent of the world’s population will live in cities. A group of International researchers has developed software that shows city planners where to invest in nature to improve people’s lives and save billions of dollars.

After a year of war against Ukraine, professors André Gerrits, Antoaneta Dimitrova and Frans Osinga look back at Russian aggression and Western unity and ahead to the new offensive.

Twenty years onwards, in a review of an Escher exhibition in Italy, Nature Physics writes about it again: Leiden mathematicians helping Escher out. A reconstruction of how emeritus professor Hendrik Lenstra tracked down a 44-year-old problem.

By analysing the metabolism using big data techniques, we can identify health risks at an earlier stage. Thomas Hankemeier, professor of Analytical Biosciences at the Leiden Academic Centre for Drug Research, explains how that works.

Imagine: you’re seeking asylum in the Netherlands due to your sexual orientation or gender identity. The immigration authorities might question you about your sexuality. PhD candidate Elias Tissandier-Nasom, who is researching asylum applications submitted by LGBTQI+ children, explains that the process…

Jyothi Thrivikraman set up a Virtual International Collaboration project with a university in Myanmar.

Guiding high school students as a mentor at Pre-University College: what is that like? And what does it all entail? As part of the 20th anniversary of PRE-College Leiden, we asked two experienced PRE-mentors about their job - and what makes their work so meaningful. ‘You really see them grow.’

Guus Heerma van Voss, professor emeritus of labour law, delivered his farewell lecture on 18 October and held a mirror up to his colleagues and himself. Had they done enough to ensure the welfare state keeps up with the times? ‘Did we just stand by and watch?’

Two terrifying yellow eyes stared at eleven-year-old Francis Lesilau. In the evening light they changed colour: green, amber, back to yellow... The lion had just grabbed one of his camels and now turned to number two. For a moment Francis was nailed to the ground, then he ran towards the predator, screaming.…

In March 2022, a considerable number of non-Western countries abstained (35) or voted against (5) a resolution deploring Russia’s aggression, its violation of the UN Charter and demanding the withdrawal of its forces from the territory of Ukraine. Even fewer countries subsequently actively supported…

Four PhD candidates from Leiden University started the two-year Europaeum Scholars Programme this month. They have now completed the first week of the programme. How was it and what do they expect from this programme?

Every year, an outstanding lecturer receives the Faculty Teaching Prize. Lecturers are nominated by students, and a jury – comprising students and lecturers – decides who will receive the prize. The prize will be awarded during the official opening of the academic year on 7 September. Meet this year’s…

Researchers using NASA’s James Webb Space Telescope may have detected atmospheric gases surrounding 55 Cancri e, a hot rocky exoplanet 41 light-years from Earth. This is the best evidence to date for the existence of any rocky planet atmosphere outside our solar system.

On Monday 23 January 2023 J.T.P. (Hans) de Bruijn passed away at the age of 91. Until 1995 he held the Chair of New Persian Language and Culture at Leiden University.

In Dutch TV programme Early Birds, Marvin and Kevin Groen (26) showed viewers areas of nature in the city that often go unnoticed. These good-natured brothers - twins, in fact - were a big hit with the viewers. How much influence do they have on one another's studies and work?

On Wednesday 19 and Thursday 20 April 2023, the Foundation Bob Wessels Insolvency Law Collection (BWILC) organised its fifth PhD Workshop on European and International Insolvency Law.

The much-discussed documentary 'Cobblestone Stories' by American anthropologist Mark Neupert can be seen in Leiden's Trianon cinema on 23 April. In an interview published earlier on this site Neupert explained what makes Leiden so special for him. 'The idea is to show my American students that there…

The brain structure of young people with conduct disorder differs significantly from that of their typically developing peers. This is the conclusion of an international study that analysed more than two thousand MRI scans, recently published in The Lancet Psychiatry. Dr Moji Aghajani, one of the principal…

The new Hugo Weiland Thesis Prize of the Foundation for Austrian Studies is a prize in honour of the long time effort and incentive for the foundation of Mr Weiland and is to be awarded to successful theses dedicated to topics that relate to the history, culture, and politics of Austria and Central…

Leiden’s beadle, Willem van Beelen, is retiring on 29 February. How does he look back on his career and what do those in the know have to say about him?

Leiden-Delft-Erasmus Universities will celebrate its tenth anniversary in 2022. In recent years, the alliance has expanded to include centres and new programmes as well as a curriculum of its own. What do the next ten years have in store?

Leiden University is ending the experiment with the Binding Study Advice in the second year of the bachelor's programme (BSA 2) with immediate effect. Under the terms of BSA 2, students were required to obtain 90 credits within two years, including their first-year diploma.

The end of the year often means looking back with lists, overviews and stories. This combines nicely in a list of all the books published this year by various political scientists at Leiden University. Indeed, in terms of books, these scholars have certainly not been idle. A unique collection of stories,…

Leiden University College The Hague celebrates a milestone by seeing its 1000th graduate receive their diploma.

In Poland the commemoration of acts of resistance is being misused to distort the history of the Holocaust. That is what Cleveringa Professor Jan Grabowski said in his inaugural lecture on 26 November. In her lecture, the second Cleveringa Professor, Barbara Engelking, pointed to the often indifferent…

In Belgium, officially recognised religions receive financial support from the state. Partly as a result, there is no clearly implemented secularism (separation of church and state) though this is considered to be a guiding notion in modern constitutional theories. PhD candidate Alain Vannieuwenburg…

‘We’re going to see each other again on campus. We’re so pleased, but we do have to say safe.’ Rector Magnificus Hester Bijl is looking ahead to the new academic year, which begins on 6 September. No more 1.5m distancing, but we do have to take responsibility for other people’s safety.

Increasingly, crime and immigration are mentioned in one breath. This 'interweaving' of these terms is referred to as crimmigration, an expression mainly used in legal science. But what does crimmigration actually entail in practice? Defence on 8 January 2020.

It is with great sadness that we have learned of the passing of our former colleague dr. Karin Willemse, who passed away on Saturday 18 March 2023.

Now that war is once again raging in Europe, the question of when you need to stand up against injustice has become more relevant than ever. In his Cleveringa lecture on 24 November historian Gert Oostindie will discuss why colonial domination was not regarded as an issue in Leiden for a long time.

The logistics and organisation of LUC’s introduction week 2020 were put under the spotlight this year in light of the restrictions which remain in place with respect to COVID-19. In the face of adversity, LUC rose to the challenge and met the learning curve with patience, dedication and resilience.

Should the media refer to a criminal’s ethnicity? Law students held an online afternoon symposium on discrimination in the criminal justice system – and, while they were at it, society at large.

Researchers at the Universities of Amsterdam (Uva) and Leiden together with the Netherlands Cancer Institute and Oncode Institute have received a €10,6 million ERC Synergy Grant to develop innovative therapeutic approaches to target glioblastoma. This is a deadly primary brain tumour for which no curing…

Psychology teacher of the year is Roy de Kleijn. The Master Thesis Awards are for Roosmarijn Goldbach en Matija Čuljak. Jeffrey Durieux receives the PhD Publication Prize; Maedeh Nasri the PhD Wild card: Team Science Award. Wilma van Velzen earns the OBP Prize and Jos Brosschot wins the Leiden Psychology…

When the government introduced its corona measures, the future of EL CID suddenly looked uncertain. But this annual introduction week will start on 5 August after all. How did the EL CID board pull this off? A glimpse behind the scenes through the eyes of chair Mirte Haanappel.

The genetic code of the new coronavirus has been found: it is closely related to the SARS virus from 2003. Professor of Molecular Virology, Eric Snijder, has been researching coronaviruses for years. We asked him a few questions about the outbreak. ‘It’s still unclear whether this new virus is more…

During the summer, staff and students of the Faculty of Archaeology travel to all parts of the world, initiating or joining fieldwork projects. Read some of our students' stories here!

More focus on diversity in Antiquity, workshops for students with disabilities, and a card game to share stories about diversity: these and other projects will receive funding from the JEDI Fund in 2023.

Everyone has been watching the attack on Ukraine, a war on the European continent, with a sense of foreboding. It will bring devastation, loss, suffering and worry and it raises questions. With these words, Rector Magnificus Hester Bijl opened the meeting on the war in Ukraine at Wijnhaven on Thursday…

Author: Andrew F. Cooper

Ambroise Paré, Thomas Sydenham and Herman Boerhaave: all were great medical innovators in their time. We know far less about the 19th-century Russian physician and scientist Nikolay Ivanovich Pirogov. PhD candidate Inge Hendriks researched him in Dutch and Russian archives and collections. She discovered…

The Academy of Creative and Performing Arts (ACPA) recently appointed a new academic director. Erik Viskil is taking over from Henk Borgdorff, who held the post for the past four years. What has been achieved in those years? And what does ACPA’s future look like? In this double interview we discuss…

More than 10,000 school-leavers and their parents visited the Open Day at Leiden University on 25 February. The prospective students were given information about the different programmes in Leiden and The Hague. 'I'm curious to hear about their experiences.'

“Neighborhood solidarity cannot compensate the absence of the State: a response from the local administration is needed”

25 Years ago, the Center for Bio-Pharmaceutical Sciences was founded at Leiden University; one year later, in 1985, the education program of Bio-Pharmaceutical Sciences started. On Friday September 18th, this was celebrated with a Symposium, an anniversary booklet, and a grand party.

On Tuesday, April 16, 2024, students, instructors, staff and other guests gathered at the Faculty Club for an exciting event: a discussion entitled “The First 20 Years: Reconsidering European Union Enlargement into Central and Eastern Europe.” His Excellency Mr. René Miko, Ambassador of the Czech Republic…

UBL, Leiden University Libraries, is doing all it can to continue to offer its services. Even now the motto is, ‘work from home’. Who is doing want and how are things going?

Carolijn Brouwer and ambitious are synonymous. That has got her a long way. She was the first woman to be part of the winning team of the Volvo Ocean Race, the toughest of sailing races. 'Would I take part again? Only for a bigger challenge - as skipper, for example.'

André Leliveld has won a grant of 100,000 euros within the Comenius Senior Fellow programme for the project ‘Learning globally, acting locally: co-creation of an international multidisciplinary online learning environment around Frugal Innovation'. André is academic coordinator of the Leiden-Delft-Erasmus…

Leiden students are producing ‘College Tour, the podcast!’ with TV presenter Twan Huys. In next to no time, they have to find top journalists and prepare hard-hitting interviews. We take a look behind the scenes.