The discovery of a planet far too large for its sun defies models about the formation of solar systems and planets. In a paper in Science, researchers, including Yamila Miguel of Leiden Observatory, report the discovery of a planet more than 13 times heavier than Earth orbiting the ultracool dwarf star…

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.

Party for Dispuut Pleyte (so called after the 19th-century Dutch Egyptologist). The study association for Ancient Near Eastern studies and Classics and Ancient Civilizations celebrates its 50th anniversary. Ahead of the festive symposium on 7 June, we look back and ahead with chairman Steef Haeldermans…

On 2 November, nine professors were simultaneously inaugurated as ‘Medical Delta Professor’ at Leiden University, LUMC, Delft University of Technology, Erasmus University and Erasmus MC. With an appointment at a minimum of two of these five academic institutions, they combine technology and healthcare…

Library, Organisation, Research

It’s time to announce a major development within the teaching and education we provide at our faculty: the launch of the Atelier pilot! Atelier will be a new teaching format within the bachelor’s programme in Law. The pilot will be conducted in the 2024-2025 academic year during the third block of the…

There should be more social meeting places on our campus. That's one of the outcomes of to the second brainstorming session on the strategic plan. On Tuesday, education and the campus took centre stage during the meeting in Corpus. Professor and programme director Miranda van Eck and student assessor…

On January 1st Jasper Knoester started as our new dean. How is he finding it? What kinds of things is he doing and what does his day look like? In each newsletter, Jasper gives a peek into his life as dean.

The Leiden Teachers Academy (LTA) was founded to help collaboration between excellent teachers. Osteoarchaeologist Dr Rachel Schats has been one of the latest additions to the Academy, nominated by the Faculty Board for the position as a Teaching Fellow. ‘In the LTA we talk about new innovations in…

The Greek alphabet dates back to the eighth century BC. At least, that is what science assumed for a long time. Associate Professor Willemijn Waal is going to use a Vici grant to investigate whether the Greek alphabet may be centuries older, and was initially written only on perishable materials.

A research team led by Dr. Yannick Veilleux-Lepage (Institute of Security and Global Affairs) in collaboration with Emil Archambault has secured funding from the Canadian Department of National Defence’s Mobilizing Insights in Defence and Security (MINDS) program to study the use of drones by violent…

It was more than two years in the making, but despite the delays, giving up was not an option. In May, eighteen staff members of LUCAS and the Faculty of Archaeology visited NIMAR.

A suitcase covered with stickers from various universities, containing a quantum light source. Since April 2024, this suitcase has been visiting scientists in Europe researching single photons: the smallest possible quantity of light. The suitcase, also called ‘Q-torch’, travels from lab to lab like…

A major new study of ancient DNA has traced the movement of people into southern Britain during the Bronze Age. In the largest such analysis published to date, scientists examined the DNA of nearly 800 ancient individuals. Publication in Nature on December 22, 2021.

It’s starting to become a real Dies Natalis tradition: on 8 February professors from Leiden University teach a class at primary schools in the region. This introduces children to academia and teaches them more about conducting research. ‘Had you expected me to be a woman?’

On 8 and 9 June, the second edition of EU Cyber Direct’s Closing the Gap conference took place at the Egmont Palace in Brussels, Belgium. This year’s edition was organized by François Delerue and Dennis Broeders as part of their participation in the EU Cyber Direct project, of which the Institute of…

The supermassive black hole at the center of the Circinus galaxy is being fed with gas by two spiral arms. This is what PhD candidate Wout Goesaert discovered. But only a small percentage disappears into the black hole, the rest is ejected.

From an emergency fund for Ukrainian students to a golf tournament for cancer research at the LUMC: the Leiden University Fund (LUF) crowdfunding platform is full of fantastic projects that enrich the university. If you are looking for funding for your idea or special project, crowdfunding may just…

A new treatment for atherosclerosis showed promising results in isolated cells but proved to be less effective in initial animal tests. Bachelor student Biopharmaceutical Sciences Willemijn van der Heijden aimed to understand why. She investigated whether the formation of a protein layer around the…

Besides the launch of our new degree programmes in The Hague, at the start of this academic year we are also fully committed to the renewed curricula of our existing bachelor’s programmes. Here, you can read about the most important developments within the programmes.

Just as some people today dislike English influences on the Dutch language, in early modern times people also criticised the Frenchification of Dutch. But to what extent did French actually leave its mark in our language? PhD student Brenda Assendelft made a surprising discovery. PhD defence 24 May.

Botanisch filosoof Norbert Peeters vertelt over hoe mensen omgaan met planten in het algemeen, en met onkruid in het bijzonder.

A plant-based diet could improve the resilience of our food system. Moving to such a diet in the European Union (EU) and United Kingdom (UK) alone could replace almost all the production losses from Russia and Ukraine. That’s what an international team of researchers conclude in Nature Food. Leiden…

Ylva Klaassen has been reappointed for three years as Director of Teaching and Learning of LUCAS. Her second term begins on 1 October, which she will combine with her duties as institute manager.

Project TARGET is a research project aimed at the relation between the illegal arms trade and firearm violence. In a study conducted in seven countries, the researchers took a look at the differences and similarities. Katharina Krüsselmann and Marieke Liem took a closer look at the situation in the…

Dutch politics is becoming increasingly polarised, and forming stable governments seems more difficult than ever. In the heat of the election race, a psychologist and a historian offer cool-headed advice.

The city of Leiden has a unique combination of knowledge institutions. To ensure this knowledge flourishes and the city gains the maximum benefit from it, the Leiden City of Knowledge partnership was launched five years ago. A new partnership agreement will be signed on 11 November.

Why use Google Maps when you can also calculate your bike route based on your own data. Statistician and cyclist Alexander Dürre sees statistics in everything around him. He analyses data of soccer games and calculates the possible winners of cycling races. ‘When I have too much time, I apply statistics…

Grondstoffen werden vroeger over duizenden kilometers afstand vervoerd. Waarvoor werden ze geruild en waarom sloten mensen in West-Azië zich aan bij deze handelsnetwerken?

The International Studies and Urban studies study programmes have moved to a new address. After five years in the Wijnhaven building they have moved to the Schouwburgstraat. ‘It is nice to have our own place in The Hague as the Faculty of Humanities.’

With the departure of Janneke Mulders as Board Secretary of the Faculty of Archaeology, Hilde Adriaenssens has been enlisted as an interim until the new Secretary, Mischa Hautvast, starts in January. We sat down with both to get a clear picture of their activities and backgrounds.

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

From historical understandings to new treatments: during the Public Day of the Leiden Institute for Brain & Cognition, curious visitors learned how rapidly research into brain disorders is evolving. ‘I found the neurosurgery and the research on organoids on chips particularly fascinating.’

Daniela Kraft's group has succeeded in creating a network of microparticles that is both strong and completely flexible. This may sound simple, yet they are the first in the world to succeed in doing so. A real breakthrough in soft matter physics.

The inaugural Society for the Study of French History First Book Prize has been awarded to Lewis Wade’s monograph 'Privilege, Economy and State in Old Regime France: Marine Insurance, War and the Atlantic Empire under Louis XIV (Boydell Press, 2023)'.

What to do when more than forty boxes, filled to the brink with archival materials from the study of religion ranging all the way from the 1960’s up until contemporary times, ‘surfaces’? This may not be a typical question that you ask yourself on an average weekday. However, it is a question that must…

Thijs Bosker, Associate Professor of Environmental Sciences at Leiden University College (LUC) and the Institute of Environmental Sciences (CML), has received funding as part of a large consortium to study the impacts of microplastics on agricultural soils. The project will receive 7 million euro of…

On Thursday 19 October, the Crisis and Security Management programme welcomed back six alumni for an alumni panel.

Every year the newly arriving Archaeology students are invited to join an introduction day during which they get to know the Faculty and each other. This year, however, for the first time, the students were invited to join in on introductory activities of a less static and more fun nature, organised…

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

If you do research on Leidens Ontzet in Leiden, you can count on a lot of interest. But Leiden Kennisstad interns Marieke Nolten and Alexander Nuijten had not expected there would be quite so much interest. They concluded a year of research with the presentation of a scientific paper.

Smart drug carriers, uneven cosmic expansion, and solar energy storage in molecules. These are the topics of three newly awarded NWO-XS grants to researchers at the Faculty of Science.

The University Council is the central participation body at the University. It is looking for a new chair as of 1 September. Until then Charlotte de Roon is at the helm. She talks about her experiences as chair of the University Council.

During a meeting at the University on 10 November, staff spontaneously removed a painting by artist Rein Dool from the wall in one of the meeting rooms in the Academy Building, reversed it and placed it on the floor. A tongue-in-cheek action with a serious undertone. This has led to a lot of commotion…

With a €1.5 million European grant, industrial ecologist Stefano Cucurachi will work on more sustainable production methods for the pharmaceutical industry. The Italian company Angelini Pharma intends to use the resulting knowledge to make its production process more sustainable.

Research into depression in children, Leiden alumni in the Dutch House of Representatives and an exceptional achievement by one of our students: what do this topics have in common? They are among our most read stories of 2021.

Over the centuries painters and photographers have depicted students at study in Leiden. An exhibition at the Hortus botanicus reveals the similarities and differences in 450 years of student life.

Leiden University’s Executive Board has appointed South African Professor Ann Skelton as the new Chair of Children’s Rights in a Sustainable World as of 1 October 2022.

The Faculty of Archaeology is running a funding scheme to assist small-scale projects that contribute to diversifying archaeological practice in all domains, including classrooms, laboratories, museums, and the field. We discuss the grant with two representatives from the Diversity Committee: Tuna Kalaycı…