Leiden scientists and companies receive 1.37 million euros to develop technology for the Einstein Telescope. This underground telescope will measure gravitational waves and must therefore be extremely sensitive. To that end, the consortium conducts research on the damping of vibrations at temperatures…

On 1 July – Keti Koti, in the year ahead, our university community will be able to reflect extensively on the history of slavery by engaging in research, education and many other activities.

Forty archaeology students are holding a shovel somewhat awkwardly in the fields at Oss. This is their first day of fieldwork and they are going to use muscles they didn’t even know they had.

Many traces of the city's slavery history can be found in Leiden but the public isn't always aware of them. The initiators of 'Mapping Slavery in Leiden' want to change this with guided tours and street markers. Representatives of the University and other Leiden institutions will be giving the first…

Lydie Cabane, Assistant Professor in Governance of Crises at the Institute for Security and Global Affairs, recently published the book The Government of Disasters. In this book Lydie explores how the South African state bureaucracy reacts to disasters.

Are magnetic fields older than the first light? And how did they influence the development of our universe right after the Big Bang? Cosmologists from Leiden, Groningen, and Utrecht are now collaborating to investigate this.

Interest organisations are increasingly taking legal action and that’s a good thing for democracy, says PhD candidate Rowie Stolk. ‘It means that the most vulnerable social groups – including children and refugees, who tend to have a weaker political position – are protected.’

From children’s birthday parties to international ambassadors, the Old Observatory attracts a wide range of visitors. Student coordinator Sanne van Beek connects visitors and students, ensuring everyone — from five to sixty-five — learns something about the stars.

The Leiden Ranking – Open Edition is completely transparent. The ranking compiled by the CWTS uses open data and publishes the algorithms that are used.

A ‘world class institute’ with a ‘vibrant atmosphere’, doing research on a continent that is ‘becoming increasingly important’. That is how Annetje Ottow, president of Leiden University’s Executive Board, described the African Studies Centre Leiden (ASCL) on its 75th anniversary celebration on 8 September…

From March 27 to 31 Byvanck Professor Carrie Vout gave the intensive masterclass Classical Art - Definitions, Politics, Limits. This special lecture series was open to students and PhD candidates in Archaeology and Classics. One of the attendees, Nicky Schreuder, on the class: 'It was a critical and…

At the end of the 7th century something curious occurs in Northwestern Europe. Suddenly, people start burying the dead next to their dwellings instead of in communal cemeteries. Professor Frans Theuws recently published a book on this phenomenon. ‘We wanted to know if the study of these farmyard burials…

Four researchers from Leiden University have been awarded prestigious Vici grants the Dutch Research Council (NWO) has announced. The honoured applications are from researchers at the Faculty of Social and Behavioural Sciences, Leiden Observatory, the LUMC and the Faculty of Archaeology.

How do you combine the growth of wind energy with the protection of vulnerable seabirds? With her master’s thesis on this delicate balance, Sofie Hajer won the 2025 Unilever Research Prize. Her work provides new insights into how ecology and policy can strengthen each other.

It was not light, but its absence that caught Stephanie Noach's attention a few years ago. With her research on darkness in art, she aims to show how darkness can question and sometimes even undermine colonial imagery.

Are you curious about how the human skeleton works? Discover this and more on 3 October in Leiden and on 4 October in The Hague.

An international team led by astronomers at Leiden University has shown in laboratory experiments that sulfur can bind with ammonium under icy cosmic conditions and form a salt that sticks to dust and pebbles. The resulting sulfur salt not only helps to explain the mystery of the missing sulfur gas,…

At the conference of the Honours College Science & Society, students present TED Talks on a social issue of their interest. ‘It brings together everything they have learned in the past two and a half years.’

Before patients can take a pill, scientists often spend years in the lab developing and testing a candidate drug. That often includes experiments with laboratory animals. As head of the rodent facility, Ilze Bot and her colleagues ensure that these experiments are conducted in an ethically responsible…

War and peace studies. A topic that is more relevant than ever because of the war in Ukraine. In September, the MSc Crisis and Security Management (CSM) will start a new track: War and Peace Studies. CSM’s Programme Director, Ernst Dijxhoorn, discusses the new track, how it was created and what students…

Prof. dr. ir. Bas Rietjens of the Dutch Defense Academy (NLDA) has been appointed Professor by special appointment Intelligence in War and Conflict at Leiden University’s Institute for Security and Global Affairs (ISGA). The appointment of Rietjens is the result of a more intensive collaboration between…

Emmely Benschop (41) has been working as the new director of the Centre for Professional Learning (CPL) in The Hague for several months now. She sees significant growth potential.

How can the people of Leiden age as well as possible? And what is needed to reduce health disparities? That is the mission of Leiden Healthy Society Center, a new partnership between the Municipality of Leiden, Leiden University and many other partners in the city.

After an extremely painful conclusion, the Western allies have left Afghanistan and the Taliban have regained supremacy. How will Afghanistan move forward, and what does the departure mean for global relations? Rob de Wijk, emeritus Professor of International Relations and Security, analyses the failure…

Secrecy can be detrimental to a relationship, but in the intelligence world, it is actually a basis for trust. What do relationships and trust really mean in this 'hard and seemingly shadowy' world? PhD candidate Pepijn Tuinier investigated it. The finding: social relations play a much more important…

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.

Customisation is high on the political agenda, but how do you make it work? Many public organisations are struggling to find an answer to this question. Which steps are essential to effectively implement made-to-measure solutions within an organisation. The Leiden Leadership Centre (LLC) is organising…

For the first time, an international group of astronomers have seen the heat glow of two ice giant planets colliding. They could also observe the resultant dust cloud move in front of the parent star several years later. Led by Leiden astronomer Matthew Kenworthy, they monitored the star's brightness…

No full-time job, but full-time voluntary work instead. That’s what Aniek Moonen decided on graduating from Leiden University College The Hague, when she started work as a committee member of the Young Climate Movement (Jonge Klimaatbeweging). As its Chair, she joins CEOs and government ministers in…

Career and apply for jobs, Study support, Study support

Career and apply for jobs, Study support, Study support

The Duurzame Jonge 100 (Sustainable Young 100) is an annual election for young entrepreneurs, young professionals and students who show that a sustainable future is possible. The 100 most inspiring people in the field of sustainability are chosen from all participants and appear on the list. This year,…

Het voorstel van D66 om een wetsartikel zo te veranderen dat een politieke partij kan worden verboden, is onverstandig, zegt rechtsfilosoof Bastiaan Rijpkema. Hij spreekt er uitgebreid over tijdens een interview met de Volkskrant. ‘Het is overduidelijk bedoeld om één specifieke partij aan te pakken:…

From 25 March to 15 April, the photo exhibition 'NATO and the Netherlands: A Journey' will be on display on the third floor of Wijnhaven.

LUC The Hague is recognised as a national Top Programme, reflecting a vibrant learning community where curiosity, academic excellence and global engagement come together.

The European PANVIPREP research project started at the Leiden University Medical Center on 11 March. The participants are virologists, biochemists and pharmacists from 14 European countries. Their mission is to develop antiviral drugs to protect Europe during pandemics. At least two such antivirals…

Dr. Joris Larik, Assistant Professor at LUC The Hague, has been selected for a fellowship at the Netherlands Institute for Advanced Study (NIAS) in Amsterdam. During his fellowship, Larik will conduct research on a fundamental question: Was Brexit worth it when it comes to striking trade deals around…

The development of the Faculty Strategic Plan (FSP) did not come to a standstill over the summer. We now have a draft version of the Plan that incorporates the feedback on the strategic objectives that we obtained from various meetings and bodies before the summer. The Research Directors and a number…

A group of postdoc and PhDs at our Focus on Emotions lab organized an escape room for staff and students to increase their awareness of diversity and accessibility matters. It was designed particularly for this year’s EUniWell FestiWell, which ran under the headline “Towards global sustainable well-being”.…

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…

Long evenings and closed university buildings make a perfect combination for listening to podcasts. Over the past six months, staff, students and alumni of the Faculty of Humanities have once again produced some great work.

Michael Kowalski has been appointed as part-time Professor by special appointment of Applied Ethics in Intelligence and Security at the Institute of Security and Global Affairs (ISGA) at Leiden University.

Organisation

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Lecture

So much has happened this year! 2023 was an eventful year in which several wars raged about which our experts could offer interpretation. It was also the year in which the government made apologies for the slavery past. Leiden humanities scholars were at the forefront of this with their research on…

The Dutch Research Council (NWO) has awarded Vidi grants to Leiden researchers.