If three or more objects move around each other, history cannot be reversed. That is the conclusion of an international team of researchers based on computer simulations of three black holes orbiting each other. The researchers, led by the Dutch astronomer Tjarda Boekholt, publish their findings in…

Jelle Wouters (RTC Bhutan), Erik de Maaker (CADS Leiden) and Radhika Gupta (CADS Leiden) have been awarded a €260.000 grant by the Gerda Henkel Foundation for the research project ‘Perpetuating Highland Heritages of Bhutan’. This 4-year research project focuses on vernacular and unacknowledged heritages…

Associate professor Alice Twemlow introduces a new elective which will start in September, called: Design and the Deep Future. We asked her to tell a little bit about herself and the elective she will be teaching in the first semester of the next academic year.

The ancient Egyptians knew about marks as well as script. The New Empire (ca. 1550-1070 BC) in particular provides a rich harvest. The script has now been deciphered, but the same does not apply to the system of marks used at the time. Egyptologist Ben Haring has been awarded a subsidy by NWO from the…

Leiden University has almost sixty talented students who are studying at the Royal Conservatory in parallel with their degree programme. They will be demonstrating their talents in a series of nine public concerts.

Marine Le Pen, an immensely popular French politician, has been found guilty of misappropriating EU funds and is barred from running for public office for five years. Wim Voermans, Professor of Constitutional Law, commented on her conviction in ‘Bar Laat’.

The programme for the Leiden Asia Year in 2017 is now available. Rector Carel Stolker launched the new website www.leidenasiayear.nl at the opening of the Academic Year of Leiden University on 5 September.

The ancient Roman province of Lusitania, more or less contemporary Portugal, has been the focus of a joint research project by Leiden University, Évora University and the Royal Netherlands Institute in Rome. The research project has now been provided with a new boost by a large Regato grant managed…

Leiden professor of molecular astrophysics and astrochemistry Ewine van Dishoeck was presented with the Niels Bohr International Gold Medal on Friday 7 October. The medal, instigated by the Danish Society of Engineers IDA, was awarded by Queen Margrethe of Denmark at a ceremony at the Carlsberg Academy…

With his knowledge of medicine and his decisive action, Leiden professor Sebald Justinus Brugmans saved the lives of many wounded soldiers after the Battle of Waterloo, on 18 June 2015 exactly 200 years ago.

On 29 June 2018, Jan Michiel Otto, professor of Law and Governance in Developing Countries and director of the Van Vollenhoven Institute until 2018, delivered his valedictory lecture entitled De ander als spiegel: reflecties over recht en bestuur in ontwikkelingslanden (The Other as a Mirror. Reflections…

Upcoming activities by PhDArts candidates Basma Hamdy, Danne Ojeda Hernandez and Joost Grootens

As many as seven first-year students from the Faculty of Science were honoured as young talents. In addition, the Royal Holland Society of Sciences and Humanities (KHMW) also lauded three master's students and an astronomy project during a vibrant ceremony on 28 November. Professor of Science Communication…

For the Netherlands, like many other European countries, the nineteenth century was a period of strengthening national identity. Anne Petterson describes how 'the ordinary people' of Amsterdam expressed their patriotic feelings differently from how the elite had hoped. PhD defence 24 January.

In 2023, it will be fifty years since Vietnam and the Netherlands established diplomatic relations. This will be commemorated in both countries. At the beginning of November, outgoing Prime Minister Mark Rutte visited Hanoi, the capital of Vietnam. On that occasion Leiden University Libraries will launch…

Leiden University Professor and world renowned Bach specialist Ton Koopman returned to the San Francisco Symphony for two weeks of concerts celebrating J.S. Bach and his legacy.

Dr Nadine Akkerman, lecturer in Early Modern Literature and postdoctoral researcher in Leiden, has written a new book to accompany the exhibition on Elizabeth Stuart and Amalia von Solms at the Historical Museum of The Hague. ‘They were like goddesses, constantly trying to upstage one another,’ says…

On 21 June, our beloved colleague Joan van der Waals passed away after a long and rewarding life.

Didi van Trijp started her PhD project at LUCAS in October 2015. Her PhD project is part of A New History of Fishes. A long-term approach to fishes in science and culture, 1550-1880, a project directed by prof. dr. Paul Smith.

On 24 September the Institute of Environmental Sciences (CML) in Leiden will launch the new version of the Pesticides Atlas in cooperation with Rijkswaterstaat and Royal HaskoningDHV. The online tool is now faster, more user-friendly, more accessible and all data can be downloaded directly. Users can…

How can artist PhD candidates research their own work? They need to be good at switching from maker to critical observer and their research has to have a solid theoretical basis. This is the premise of Professor Janneke Wesseling. The aesthetic value of their work also has to be up for discussion. Inaugural…

Within the same species of butterfly many different wing patterns can occur. How is this possible? According to researchers Ben Wielstra and Emma Berdan, of the Institute of Biology Leiden (IBL), the answer lies within supergenes. A supergene is a part of a chromosome that contains many strongly linked…

A big performance by André Rieu, food trucks in The Hague and more contact with the Royal Family: grand plans were announced in April to make the State Opening of Parliament (Prinsjesdag) a real ‘crowd puller’. For this year, however, we will just have to make do with slight differences in emphasis.…

Neuroscientist Anne Hafkemeijer is able to distinguish two different forms of dementia using advanced imaging techniques. This is the first step towards early recognition of dementia in patients on the basis of brain networks. PhD defence 26 May.

University lecturer Mojan Samadi has won not only a Meijers Prize, but also the Van Wersch Springplank Prize for her outstanding contribution to science. Samadi examined the concept of femicide in a criminal justice context and highlighted the importance of a feminist perspective in gender-based mur…

Ramsey Albers wins Political Science Master’s Thesis Prize 2022

Just like scientific articles, patents cite scientific literature to support their findings. These references provide valuable information on how science is used to develop practical applications. However, extracting this information from patents is not that simple.

Japanese was not always the language spoken in Japan. Researchers link the arrival of the language in Japan with the migration of farmers around 400 BC. Linguist Elisabeth de Boer has been awarded an ERC Starting Grant to carry out research on the further spread of the language in Japan.

Technology is developing at a mind-blowing rate, also in the field of artificial intelligence. For minority groups such as the LGBTQ+ community, this could be dangerous, writes researcher Eduard Fosch Villaronga in a letter to the editor of Nature Machine Intelligence.

‘I was very happy and honoured that my thesis was recognised as a valuable contribution to the topic of landscape archaeology.’

Leiden astronomer Anthony Brown had the honour to give the prestigious Spitzer Lectures at Princeton University. In five lectures spread over the beginning of May, he gave an insight into the Gaia Mission. ‘One of the intellectual highlights of the year.’

The LUCAS Audience Award 2021 has been awarded to Nadine Akkerman. This is a prize for researchers who appeal to an audience wider than the academic community. The prize consists of 1000 euros, a trophy and eternal fame.

Astronomer and science communicator Pedro Russo is awarded the K.J Cath Prize and € 2,500 for his outreach efforts that bring science to the general public. ‘There are so many bright scientists, and so few people communicating about science.’

Leiden University will award two honorary doctorates at its Dies Natalis on 9 February 2026. They will go to internet studies scholar Safiya Umoja Noble and philosopher Catherine Malabou.

The university is committed to providing an accessible learning and working environment for students and staff. They should be able to feel at home at our faculty. That is why there is now an all-gender toilet in every humanities building to contribute to that feeling of recognition and safety.

On the brand-new Leiden Teachers Blog, Leiden teachers share their experiences with educational innovation. They show colleagues, students, and everyone else who is interested the different facets of creating university education.

CML Researcher Merlijn van Weerd wins Parker / Gentry Award 2015 for Conservation Biology at Field Museum Chicago in recognition of his commitment to biodiversity conservation in the Philippines

Marcia Brandenburg, PhD candidate at Clinical Child and Adolescent Studies in Leiden, is the winner of the Dutch final of the science communication competition FameLab. She will represent the Netherlands in the final.

Leiden University celebrated the annual prize ceremony of the World Cultural Council (WCC) on 8 November with lectures by leading scientists in a festively decorated Pieterskerk.

This book, written by two representatives of Leiden Law School, describes the framework of the European Insolvency Regulation (recast) (‘EIR Recast’), in force since June 2017.

What do gender identity and digital technology have to do with each other? Together they are the subject of research at Leiden University. Researchers Tessa Verhoef and Eduard Fosch-Villaronga of the faculties of Mathematics and Natural Sciences and Law will investigate the interaction between artificial…

If we need funding for a project, equipment or research at the university, we automatically think of the Dutch Research Council or other grant providers. But more and more researchers are managing to connect with people who care about the university.

Stefan Sagel heeft op 10 februari de Gouden Peer arbeidsrecht van het juridische platform Mr. ontvangen. De hoogleraar arbeidsrecht kreeg de onderscheiding op voordracht van twintig juristen uit hetzelfde rechtsgebied.

Dilara Erzeybek and Oumaima Hajri, two PhD students in Cultural Anthropology and Development Sociology received a Mosaic 2.0 grant last week. This NWO programme supports PhD students with a non-western migration background - an underrepresented group within science - in order to foster diversity in…

PhD candidate Manon Wintgens is using an algorithm to trawl through thousands of international tax treaties. She hopes to detect a system in the dizzying interplay between countries, businesses and documents. It is a unique research project.

The president of Indonesia, Susilo Bambang Yudhoyono, has personally invited Jan Slikkeveer, professor of Ethnobotanical Knowledge Systems in Developing Countries, to give a lecture during the World Culture Forum. The Forum will be hosted in Indonesia from 24 to 27 November.

A consortium of research infrastructures focused on water quality has received €4.18 million in funding from the Dutch Research Council (NWO). This grant will support the transformation of outdoor laboratories at Leiden University, NIOO-KNAW, Radboud University, and Wageningen University & Research…

Prof. Sarah de Rijcke will succeed Paul Wouters as dean of Leiden University's Faculty of Social and Behavioural Sciences (FSW) from 1 January 2024. Paul Wouters will retire at the beginning of January.

The 21 universities of the League of European Research Universities have an enormous economic impact: more than 900,000 jobs and 71.2 billion euros in 2014. Each job at a member university results in 6 jobs elsewhere. Leiden University is a member of the League.

The Guggenheim Fellowship is a prestigious award for US nationals. There are more than 3,000 applications every year, and this year only 188 were honoured. Professor Jonathan Silk is one of these 188, the first ever at Leiden University, and he tells us more about the fellowship and what he will do…