Yliana Rodríguez was in the middle of a second fieldtrip in the Falklands researching Spanish-English language contact, when global lockdown measures were announced. Sit back, relax and enjoy reading about Yliana's research into a unique speech community.

Leiden University Libraries (UBL) has been able to acquire an exceptional two-volume Miao album. The acquisition was made possible by the Rombouts Fund for Chinese collections. The extraordinarily well-preserved work contains 70 full-page paintings on silk, depicting non-Chinese peoples in the area…

Philosopher Stefan Buijsman obtained his doctorate this year at the age of 20 at the University of Stockholm, making him the youngest PhD in Sweden. He was already taking lectures in Astronomy in Leiden when he was 12, and at 15 he started a degree programme in Information Technology. 'The first reaction…

After many years of preparations, CERN has approved a groundbreaking new experiment: the Search for Hidden Particles (SHiP). Physicist Alexey Boyarsky was involved from the start. ‘We know there is physics that’s missing and we aim to find it.’

Researchers from Leiden University, McMaster University and Public Health Ontario are calling on colleagues to track down archival specimens of mosquitoes from museums and other collections and to examine them with modern methods. This will tell them more about malaria transmission.

Smallholder farms in tropical regions can double their crop production by 2030 compared to 2015, a study finds to which José Mogollón (Institute of Environmental Sciences) contributed. But to achieve this, the farmers must increase the input of phosphorus beyond what is currently foreseen. The study…

On Tuesday 12 January 2021, the Leiden Law School thesis prizes were awarded at the New Year’s event.

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’.

Patients on patient forums share all sorts of things about their illness: from side effects and advice to messages of support. PhD candidate Anne Dirkson uses artificial intelligence (AI) to retrieve this information. ‘Ninety per cent of the side effects weren’t officially registered.’

On 1 September, Ad Maas, curator of Rijksmuseum Boerhaave, was appointed professor by special appointment. In this role, he will primarily focus on the representation of natural sciences in museums.

Chemist Sander van Kasteren aims to accurately map how our immune system responds to vaccines, particularly those aimed at curing diseases like cancer and chronic viral infections. The goal is to use this knowledge to improve vaccine design. An ERC Consolidation Grant will provide him with the funding…

Studying Sumerian grammar in your free time: Bram Jagersma did it. He described centuries-old Sumerian using a modern method he devised himself. For this PhD research he was awarded the De La Court Award for Independent Research by the Royal Netherlands Academy of Arts and Science (KNAW).

Biophysicist Rolf Harkes has developed a microscope to optically localize individual molecules in living cells. It improves monitoring of diseases like cancer and Parkinson’s at the cellular level. Defende PhD thesis on t13 January 2016.

Dr. Mark Westmoreland (Institute of Cultural Anthropology and Development Sociology) and Dr. Francesco Ragazzi (Institute of Political Science) have been awarded a Seed grant for their project, ‘Other “ways of knowing”: should we prepare for a post-textual turn in the social sciences?’. The grant amounts…

If you know a crime is about to occur, should you be able to prevent it before it has even happened? This was one of the questions that was posed in light of predictive policing as a form of mass surveillance during the debate in the elective Governance of Crime and Social Disorder class of the Crisis…

Studying languages enables you to unearth a lot of valuable information about humans: it reveals our history and explains cultural differences and it even illustrates the process of learning new information. The University is sharing its knowledge of and passion for languages in various new ways, including…

On November 16 a festschrift in honor of Dr Olivier Nieuwenhuyse was presented in a moving event at the Faculty of Archaeology. Professor Bleda Düring, a personal friend of Nieuwenhuyse, was one of the initiators. ‘If he had been here, he would have loved this book.’

Dr. Joana Cook and Dr. Graig Klein, assistant professors at the Institute of Security and Global Affairs of Leiden University, have been awarded a Google Trust & Safety Research Award for their project Countering Violent Extremist Content Online: A Multidisciplinary Approach.

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

The Sustainability Monitor 2024 reveals that Leiden University has again taken significant steps to become a more sustainable and future-proof university. Since 1990, its carbon emissions have decreased by 50 per cent and, compared with 2019, its natural gas consumption has dropped by 32 per cent. Its…

Quantum Rules lab van Leiden Universiteit biedt proefjes en experimenten voor middelbare scholieren om te leren over kwantum natuurkunde. Henk Buisman vertelt over het 5 jarige jubileum.

Leiden professor of Cellular Immunology of Parasitic Infections Maria Yazdanbakhsh receives the prestigious NWO Spinoza Prize this year. This, in many ways, border-crossing scientist contributes with her research to more effective vaccines against parasitic infections and better medication for inflammatory…

How do galaxies form? Thanks to major technological advances, astronomers are gaining ever-deeper insights, says astrophysicist Mariska Kriek in her inaugural lecture. ‘It’s almost unbelievable how many significant discoveries the James Webb Space Telescope has already yielded in such a short time.…

Today, anyone wanting a new look for their living room watches a home decorating programme or buys an interior design magazine. In the eighteenth century, people went to an upholstry specialist, who would provide you with new wall coverings, curtains and much-needed accessories. PhD candidate Aagje…

On September 1 2017, Marlou Grobben ends her term as assessor of the faculty board of the Faculty of Governance and Global Affairs. After a two- year period, having represented the student- interests within the faculty board, the position is transferred to Esmee Braam.

It was a remarkable trend in 19th-century London: middle-class bourgeois bohemians falling in love with anarchism and its assassins. University lecturer Michael Newton has been awarded a NIAS subsidy to reconstruct the lives of three of these families.

The Journalism and New Media study programme is celebrating its 20th anniversary. On the occasion of the anniversary, student Iris Kole gives a glimpse of her day as an intern at the Leidsch Dagblad.

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.

During the ‘intelligent lockdown’ in the Netherlands this spring, the respondents in a Leiden study reported a mild increase in their stress levels. This extra stress could have a negative effect on families, particularly if parents already had psychological problems before the corona crisis.

The scientific world is a competitive place. Even so, researchers are often prepared to share their findings with colleagues. This applies particularly to men as a group: women are much less willing to share their work, whether it is with other women or with men. This discovery was made by Leiden and…

On 24 February school pupils came looking for their dream programme in a packed Pieterskerk. Did they find what they were looking for? And does an Open Day help?

For her bachelor’s thesis, Molecular Science and Technology student Madouc Bergers synthesized her own molecule that can inhibit the breakdown of sugars. Although most students do not even manage to make one building block, Madouc made three. Partly because of this, she has been nominated for the Science…

On 10 May 1940, the Netherlands was taken completely by surprise by the attack of the German army. Wasn’t it? In his dissertation, Wouter Linmans debunks the idea that the Second World War took the Netherlands by surprise. ‘From 1935 onwards, all major political parties wanted to invest in the military.’…

Leiden's city centre, bathed in autumn sunshine and teeming with visitors. On 14 October, several thousands of students and their parents came to visit the University's Open Day. We spoke to a number of students at the information fair in the Pieterskerk; each of them had their own questions, doubts…

For nine years he worked on the three-volume standard work Plant Galls of Europe. It yielded 2300 pages about 10,000 species of European galls, abnormal outgrowths in plants caused by parasites. Hans Roskam from the Institute of Biology Leiden: ‘The abundance of galls says something about the natural…

When a child is placed in care, the assumption is always that the child can return home again. But there are still many questions about how this process – the 'permanency plan' – is arranged. New research aims to provide insights.

Vice-rector Organisatieontwikkeling en oud-decaan FGGA Erwin Muller start op 1 april 2026 als staatsraad bij de Afdeling Advisering van de Raad van State.

Teaching people to recognize subtle, real-world expressions will help them understand and trust others better. The aim of Mariska Kret is to develop an interactive virtual-reality training tool (E-VIRT) for a broad group of users, including patients. Kret provides a brief description of her idea for…

Chad-born youngsters in Paris come into contact with youngsters actually in Chad via Facebook: it would be difficult to find a better way to demonstrate the possibilities social media offer for people scattered across the world by war. Mirjam de Bruijn has been awarded a Vici grant for a study of the…

For all the artworks that Riccardo Giacconi creates, he begins by conducting extensive research. He discovered three stories about rebellious characters that were transmitted through unofficial channels: as characters in puppet shows or in folk tales. He translated the three stories into three cycles…

As of April 1, 2018, Erik Danen has been appointed as Professor of Cancer drug target discovery at the Leiden Academic Centre for Drug Research (LACDR). His discipline is cell biology of cancer, in which he focuses on the mechanisms underlying metastasis and therapy resistance.

Archaeologists from Leiden University and the municipality of Apeldoorn have excavated two prehistoric ancestral mounds dating from 300 years BC at the 'Echoput' royal estate. The findings were presented to Her Majesty Queen Beatrix on Friday 2 November.

Land van Ons, a cooperation that buys agricultural land for the restoration of biodiversity and landscape, and Leiden University join forces. Together, they will investigate over a longer period of time which agricultural management leads to the best restoration of biodiversity. The research will start…

This spring the Netherlands holds the presidency of the European Union. Leiden Europe researchers have taken the opportunity to examine the future of the European Union and where appropriate to give advice. They will present their book on Friday 29 April in Nieuwspoort.

A Dutch-Italian-German team of astronomers has observed a huge glow of radio emission around a cluster of thousands of galaxies. They combined data from thousands of LOFAR antennas that were focused for 18 nights on an area the size of four full moons. This is the first time astronomers have been able…

A century ago, the French linguist Ferdinand de Saussure proposed that the relationship between the sound of a word and its meaning is fundamentally arbitrary. In a new study, a team of researchers from European and American research institutions, including Søren Wichmann from Leiden University Centre…

Rowie Stolk ontving op 16 mei Rowie Stolk de VAR-Lex Michiels prijs voor haar proefschrift ‘Procederende belangenorganisaties in de polder: Een interdisciplinair perspectief op de toegang tot de rechter’.

On Thursday 7 May, Jolanda van der Vliet obtained her PhD based on her dissertation 'The International Protection of Environmental Refugees. A human rights-based, security and State responsibility approach.' The defence was held online. Jolanda worked on her dissertation under the supervision of the…

What’s the right dosage of medication for children? Assistant professor Elke Krekels and her colleagues discovered that for some medicines, you can determine this quite simply. On 13 April Krekels received the TOP-Publication award during the annual spring meeting of the Dutch Society for Clinical Pharmacology…

A team of three Leiden tax law students have reached the finals of the most prestigious worldwide moot court competition in the field of international and European tax law.