Jasper Knoester is the dean of the Faculty of Science. How is he doing, what exactly does he do and what does his day look like? In each newsletter, Jasper gives an insight into his life.

Professor Peter Bisschop has been awarded an ERC Advanced Grant. He will invest the 2.5 million euros in his research into puranas: ancient texts, commonly written in Sanskrit, that are up to fifteen hundred years old.

In 2014 Russia entered Ukraine and occupied Crimea, and about two and a half years ago it began a large-scale invasion. For Ukraine, it’s a war. But Russia calls it a ‘special military operation’. Word choices of this kind affect how people look at issues. A Dutch Research Council (NWO) project led…

To mark the university’s 450th anniversary, the Leiden Discoveries science route has been updated and was relaunched on the Night of Discoveries. New signs in town and a revamped website tell Leiden residents and visitors the stories of the city’s spectacular discoveries.

Alexander van Oudenhoven has been appointed as the new Director of Education of the Governance of Sustainability master's programme. Van Oudenhoven has been appointed for a four-year period, from 1 October 2022 to 1 October 2026. The programme is taught in The Hague.

In October 2021 the Volkskrant published the article 'Rond de bloedgoudmijnen van Burkina Faso heerst de angst voor terreur' (Around the blood-gold mines of Burkina Faso, the fear of terror rules). In this report Carlijne Vos describes how Burkina Faso is rapidly destabilising. The lucrative gold mines…

Olaf van Vliet behoort tot de vier hoogleraren gespecialiseerd in migratie die worden benoemd tot Leiden-Delft-Erasmus-hoogleraar.

What started as pioneering work, has evolved over decades to become a renowned institute in 2025 with an internationally acclaimed master's programme. 'Almost everyone involved in the aviation and space sector knows us in Leiden.'

Global warming, deforestation, nature conservation. All major environmental challenges that call for major measures. To see what the effects of these measures are, observation data from the Earth is used. Researchers at LIACS receive €90,000 from the European Space Agency (ESA). With this they are investigating…

Nikki Ikani, Assistant Professor Intelligence and Security at the Institute of Security and Global Affairs (ISGA), has recently published her latest monograph 'Crisis and change in European Union foreign policy' with Manchester University Press.

Of the 150 elected representatives, 24 studied or conducted their PhD research in Leiden. Who are they and which degrees are most popular among these MPs?

Tradition has it that at the end of each academic year, the best master’s thesis in Political Science is awarded a prize. For 2021-2022, the jury is considering six nominations. All of great quality, but on different topics. These range from political party bans to questions regarding commitment within…

The KNAW has rewarded 11 Leiden scientists for their commitment to science communication, by awarding them 10,000 euros each from the ‘Appreciated!’ fund.

During his PhD research, mathematician Tyron Lardy worked on a new approach to hypothesis testing. Instead of the traditional p-value, he uses so-called e-values. These turn out to be more flexible – especially when you want to look at your results midway through the study.

In January 2021, eLaw joined the Computers Privacy and Data Protection (CPDP) Conference that is about privacy and data protection. The group on Law and Digital Technologies at Leiden University put together a panel that combined perspectives on Art, Society, & Technology.

Peter Scholten is one of the four professors that were officially appointed as Leiden-Delft-Erasmus professor last week. Apart from his appointment at the Erasmus University, he has now also been appointed at FGGA. We asked Scholten five questions about his double appointment and the collaboration between…

17 November is all about high tech. From consultations with ASML and a component for the world's largest telescope to our high-tech education. Oh right, and a conversation with the new rector magnificus.

When Robin Hartman walks through or around the buildings of the Faculty of Science (FWN), he’s always alert. He looks up, around, and behind him, constantly aware of his surroundings. As the head of emergency response (BHV), the safety of staff and students is his top priority.

December 2020 saw the crowning publication of the Landscapes of Survival project by Professor Peter Akkermans. Its main topic is human habitation in marginal environments like the deserts of the Arabian Peninsula. ‘The people living here built their own society, and they would not have viewed it as…

More severe droughts that will also last longer: this will primarily be a problem for irrigated croplands, as discovered by environmental scientist Qi Chen. Mixed forests with a variety of plant species will be the least vulnerable. Chen compared the effects of drought on different ecosystems across…

By day, Roeland Merks works on mathematical models that describe cells and complex systems. In the evenings, he opens the door to a different world. In his home and art space De Spelonk, contemporary art, experimentation and curiosity come together — right at the intersection with his scientific per…

On 2 December, the Municipality of Leiden will apologise for the role previous administrations played in colonialism and slavery. A further study will be carried out.

Education, Research

The project will further the development of policies, practices, and capabilities in responsible academic career assessment.

Salt crystals, a nano-sized golf stick and molten glass. The LION Image Award competition of 2023 yielded a lot of beautiful images once again. But in the end, only one can be the winner.

What happens in our bodies when we care for children? And why are some people more caring than others?

Two Leiden research projects that focus on increasing the biodiversity of Dutch production systems for food and ornamental horticulture have started thanks to funding from the Dutch Research Council's KIC research programme.

The Leiden University team representing the International Institute of Air and Space Law (IIASL) won the World Finals of the Manfred Lachs Space Law Moot Court Competition that took place in Paris on 20 September 2022.

Drained leaves and plants stripped bare. Insects can completely destroy crops. Soon, these situations may be behind us, with the new pesticide developed by Leiden and Wageningen researchers. With their plant-based ‘insect glue’, insects are incapacitated.

De collegereeks over het Nederlandse crisismanagementstelstel gaat vrijdag 26 mei van start. Lector crisisbeheersing bij het NIPV (Nederlands Instituut Publieke Veiligheid) Menno van Duin trapt af en geeft vast een voorproefje over het eerste college.

During a well-attended Studium Generale lecture at Rijksmuseum Boerhaave, Professor Ellen de Bruijn demonstrated how hormonal fluctuations influence the female brain. 'We urgently need more attention for the mental health of girls and women during transitional periods.'

An international team of astronomers has shown that a white dwarf and a red dwarf orbiting each other every two hours are emitting radio pulses. Through the discovery, astronomers now know that the monopoly on bright radio bursts is not solely held by neutron stars. The team of international scientists…

Academics are increasingly facing threats, harassment and hate speech following public appearances. The Dutch universities – united in the Association of Universities in the Netherlands (VSNU) – is now adopting a number of national measures, from a zero-tolerance policty to psychosocial help for vic…

During the Opening of the Academic Year 2024-2025, we asked guests for their wishes and ideas for Leiden University's anniversary year in 2025.

Op zaterdag 3 juni vindt de Museumnacht Leiden plaats. Ook dit jaar zijn Leidse wetenschappers en studenten onderdeel van de programmering.

The thesis is a major milestone for master students graduating in Political Science. It demonstrates their ability to conduct research independently and to provide a thorough, objective and sound analysis. That requires instruction, discussion, thinking and hard work. Lots of it. In some cases this…

A festive opening with plenty of orange, a well-attended lecture by Ionica Smeets and an unforgettable party for staff and students. We celebrated the opening of the new building together. Join us as we look back on this exciting week of celebrations.

Social

In 2025, students, lecturers, researchers and alumni of the Faculty of Humanities were once again at the heart of society. They demonstrated the importance of the humanities through their groundbreaking research, meaningful education and strong collaborations.

The university bid farewell to its Rector Magnificus, Hester Bijl, on 13 January during the ‘Hester’s Highlights’ symposium.

On a sunny Lammermarkt, thousands of new students gathered to kick off their student life in Leiden at the 56th edition of EL CID.

Professor Ariadne Schmidt and Associate Professor Arie van Steensel (University of Groningen) have produced A Companion to Medieval and Early Modern Leiden, the first English-language history of Leiden. Mayor Peter Heijkoop received the first copy.

At the Leiden Institute for Area Studies (LIAS), scholars have been studying the Indian subcontinent with attention and expertise for more than 100 years. This part of South Asia is an economic giant with a population of over two billion. Nira Wickramasinghe, Professor of Modern South Asian Studies,…

A delegation from the University of Edinburgh recently visited Leiden University to deepen their collaboration. What makes Edinburgh such an attractive partner?

On 1 March 2023, the Dutch Safety Board (Onderzoeksraad Voor De Veiligheid, OVV) published its report on the protection provided by the Dutch security services and lessons learned from three cases. The OVV was highly critical of the use of key witnesses and the protection offered to them. Jan Crijns,…

Every Political Science master’s student at Leiden University completes their degree with thesis. The thesis provides students with the opportunity to pursue a topic of their choosing in depth and conduct independent research. It is a demanding task that requires dedication, attention to detail, and…

Career Services of the Faculties Governance and Global Affairs, Social Sciences, and Humanities joined forces to organise the ‘Meet the Employer’ Week held from 6 – 10 December 2021!

Leiden alumnus Emma Govaart (24) wanted to make an impact on society, so she took a job in the non-profit sector after graduating.