Jasper Knoester is the dean of the Faculty of Science. How is he doing? 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.

Marie Robin, Assistant Professor at the Institute of Security and Global Affairs, discusses in Le 1 Hebdo, Radio France and RFI how revenge, often condemned as destructive, can also reveal what societies consider just and shape pathways toward peace.

Every week, Uwe Hensch walks past the Old Observatory in Leiden. In corona times, he decided to make a LEGO design of the historic building. His design is now finished and might go into production. You can help to make it happen.

On Friday 29 August, the Wijnhaven was filled with a special mix of first-year students just beginning their academic journey, and students who, after 1,089 days of intensive study, were awarded their Bachelor’s degree in Security Studies. In two festive sessions, a total of 223 students received their…

Conducting research with academics from different disciplines is not easy. ‘But collaboration is vital to society,’ says Professor of Environmental Sustainability, Jan Willem Erisman. On behalf of Leiden’s Liveable Planet interdisciplinary programme, he is organising a symposium that will be held on…

A new chair has been added to the partnership between Leiden University and the Royal Conservatoire The Hague. Richard Barrett has been appointed Professor of Research in Creative Music (ACPA) as of 1 December 2020. 'For me it is important that music and academia are not placed in an ivory tower.'

A team of scientists, including Leiden Astronomer Alice Booth, has discovered silicon monosulfide molecules in the dust disk around a young star. Such molecules indicate planet formation. The team made the discovery using the ALMA telescopes. This method provides an alternative when direct observation…

Alisa van de Haar is one of three humanities scholars to win a KNAW Early Career Award this year. The university lecturer of Ancient French Literature is receiving the award for her innovative research on multilingualism and migration. 'It would be nice to use this to set up a project with students.…

During the 80th session of the Geneva-based Institut de Droit International, Aleydis Nissen was awarded the Andrés Bello Prize. The competition was established by James Brown Scott in 1931 and is carried out under the auspices of the Institut.

The glasses have been rinsed, the furniture is in place and the six-member board is ready. A very short time to go before De Fusie opens its doors in the Gorlaeus Building. The brand new bar promises to be a nice addition to the social life on campus. ‘We don't just want to run a cosy bar, but also…

Another year has reached its end. And what a year it has been! On December 4th staff and students of the Faculty of Archaeology came together to celebrate and reminisce. The event's central topic was the end of Jan Kolen's term as Dean. Martina Revello Lami moderated the event.

The alignment of the James Webb Space Telescope is complete. The space observatory is able to capture sharp, well-directed images with each of its four powerful scientific instruments on board. The MIRI instrument, on which Professor of Molecular Astrophysics Ewine van Dishoeck also worked, was the…

We talk too little about silence, thinks university lecturer Gerlov van Engelenhoven. He has been awarded a Veni grant to investigate the role of silence in protest movements. Does silence sometimes really say more than a thousand words?

The war between Ukraine and Russia is playing out not just on the battlefield but also on the geopolitical playing field of gas. Conflicts at the start of this century about this energy source were, says PhD candidate Ilia Barboutev, a precursor to today’s war.

Three Leiden students are in the running for the annual ECHO Award. This prize is for students from non-Western backgrounds who are actively engaged in society and promote diversity and inclusion. The three Leiden nominees are Gnimdou Yaovi Assih, Husna Jalal and Sohana Jethnani.

Research conducted by Deloitte, with advice from Leiden University and Nibud (National Institute for Family Finance Information), shows that six out of ten households in the Netherlands are financially unhealthy. National media paid much attention to the report.

Leiden University will continue to offer its BA in Italian Language and Culture. The Board of the Faculty of Humanities has reversed its decision to stop admitting new students as of the 2026/2027 academic year.

It is with great sadness that we share the news that on Friday, May 3rd 2024, Carla Risseeuw, Professor emerita of CADS, passed away. Carla Irene Risseeuw retired as Professor of Intercultural Gender Studies from CADS in 2009 after a long and productive career.

Higher education research improves the quality of education. And these investments more than pay for themselves in terms of well-being and prosperity. This is what Professor of Education Science Roeland van der Rijst will say in his inaugural lecture.

The European Research Council (ERC) has awarded a prestigious Starting Grant to Leiden archaeologist Dr Nathalie Brusgaard. With this €1.5 million grant, Brusgaard will investigate how the transition to farming in Western Europe affected the relationship between humans and wild animals. A theme that,…

According to Russian propaganda Ukrainians are Nazis and people from the West are Satanists. Egbert Fortuin thinks we should take this propaganda seriously.

'The way we consume information has changed dramatically over the past fifteen years. You're no longer just a receiver; you participate, create, and spread information. So why not use that to improve society?'

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.

What do you do if you have a book from the sixteenth or seventeenth century, but you suspect that the binding contains a fragment of a medieval manuscript? University lecturer Thijs Porck has received an NWO grant to experiment with a camera attached to a tube. 'The project boils down to keyhole surgeries…

We have to do all we can to stop climate change. But: the Earth is more resilient than we thought. That is the surprising conclusion of an international team of ecologists and mathematicians, which included Leiden mathematician Arjen Doelman. The team discovered that ecosystems can still avoid tipping…

A memorial stone honouring professor and resistance hero Ben Telders was unveiled on 12 September at the site of the former concentration camp Bergen-Belsen.

Maritime archaeologist Martijn Manders has been appointed professor of Underwater Archaeology and Maritime Cultural Heritage Management at Leiden University. He will combine his new appointment at the Faculty of Archaeology, which began on 15 July 2022, with his current position at the Cultural Heritage…

At Leiden University many staff members and students value making sustainable and responsible choices in their personal lives. Making these choices in our professional lives may feel a bit more complicated. But is that feeling justified? Archaeologists Gerrit Dusseldorp and Roos van Oosten share their…

On Tuesday 12 January 2021, the annual Meijers prizes and thesis prizes were awarded at the online New Year’s event broadcast from the Old Observatory.

Since the invasion of Ukraine in 2022, Russia has been conducting a covert sabotage campaign against Europe. The ‘Bewaken en Beveiligen’ (Surveillance and Security) project team at Leiden University has investigated the scale of these operations and compiled its findings in the report Russian Operations…

Despite being prohibited by law since 1971, race discrimination continues to exist in the Netherlands. Why is this?

How to combine being a mom and a career-oriented researcher? As member of the RISE junior board, postdoc Monica Varela wants to set an example. ‘It’s not always easy, but I want to show young scientists that you can continue your career when having a child.'

It is with deep sadness that we share the passing of Lucas Ressang, a valued member of our Asian Studies community. Lucas was a dedicated and thoughtful student whose intellectual curiosity and passion for learning left a lasting impact on those who had the privilege of working with him.

Rector Magnificus Hester Bijl can see dilemmas but above all opportunities in the search to increase the societal value of research in Leiden.

Leiden's cultural anthropologist Anouk de Koning is receiving a Vici research grant for her project ‘Prototyping Welfare in Europe: Experiments in State and Society’ to study welfare experiments in four countries and to examine what they tell us about the futures of European welfare states.

The Faculty of Archaeology's own home-grown journal Inter-Section has released a new volume. Inter-Section offers students and PhD candidates the unique chance to publish in a peer-reviewed journal. The new volume focuses on the materials that shape our world.

What is the best way for us as a society to deal with all the different forms of diversity? Professor Marlou Schrover will use the EuroScience Open Forum (ESOF) to explore this question with colleagues and the public.

Where does Dutch come from? Newly appointed Professor Alwin Kloekhorst looks for an answer to that question in millennia-old languages from Anatolia, the Asian part of present-day Turkey. 'A new interpretation in one of the Anatolian languages can have consequences for dozens of other languages.'

On 6 November, FSW colleagues gathered for the latest Food for Thought lunch meeting, focusing on “Politics and Society in the Aftermath of the 2025 Dutch Elections”. The event was opened by Joop van Holsteyn, who highlighted the purpose of the Food for Thought series: to create space for informal academic…

Her part-time job as a city guide in Dordrecht opened Lotte Hamm's eyes: not business administration, but history was her dream study. This semester she starts her bachelor's degree.

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.

Foreign investments in the Dutch East Indies during the colonial period could have been of more benefit to the Indonesian economy. Foreign investments in the Dutch East Indies during the colonial period could have been of more benefit to the Indonesian economy. But the complicated relationship between…

Every year, the first Monday in November is Emergency Response Day: the opportunity to recognise the importance of emergency response officers. At Leiden University over 400 enthusiastic and dedicated emergency response officers make sure our students and staff are safe, says emergency response training…

The Schoof cabinet has presented its budget. As expected, higher education is facing severe cuts. In the coming period, the Executive Board will regularly look at the consequences of what it deems an irresponsible policy.

In the week of 22-26 September, we celebrate the national Open Science Week at Leiden University. What is your next step towards openness?

At the first Climate Café of 2025, we celebrated the one-year anniversary of The Hague Climate Agreement and reflected together on the successes and opportunities for the future.

No less than four Leiden research teams have been awarded a grant by NWO. On 27 July NWO honoured 21 applications in the Open Competition ENW-XL. NWO awards the grants to consortia in the exact and natural sciences who are doing unconnected fundamental research that is 'driven by curiosity'.

Lenses from Christiaan Huygens’ telescope, instruments used to demonstrate Newton’s laws, and equipment that led to the discovery of superconductivity—around 3,000 scientific instruments from the Faculty of Science at Leiden University are now officially part of the Rijksmuseum Boerhaave collection.…

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…

Recently, Dr Gül Aktürk Hauser took up the position as Assistant Professor at the department of Heritage and Society. Originally an architect, she got caught up in the study of historical vernacular buildings in northeastern Turkey. Now her focus lies on the impact of climate change on cultural heri…