When a bacterium becomes more resistant to one antibiotic, it sometimes becomes more sensitive to another. To better understand this interaction, researchers from the Leiden Institute of Biology (IBL) and the Leiden Academic Center for Drug Research (LACDR) under supervision of Daniel Rozen and Coen…

How to reduce aggression when two parties are at odds? PhD research by psychologist Lennart Reddmann's shows that it can help to offer them a peaceful alternative. However, the attacking party benefits the most from such a solution.

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…

Understanding the proces of electrochemical reactions is essential to improve the technology for the energy transition. Fuel cell cars, for example use hydrogen produced from the electrolysis of water. Mariana Monteiro did fundamental research on the process and won two prizes with her thesis.

He makes music, goes to the athletics track twice a week and, according to his supervisor, has done his research so well that it would not be out of place in a PhD research. Physics and astronomy student Hidde Stoffels' undergraduate research on the properties of dark matter is of such high quality…

Christina Toenshoff has been awarded the Virginia Walsh Dissertation Award for her PhD dissertation on corporate climate lobbying. The Leiden Political Scientist, according to the jury, ‘makes a significant contribution to the study of climate and business politics.’

Matthias Flór receives the KHMW Graduation Prize in Theoretical Physics for his master's thesis. His research on exotic superconductors at Leiden University and TU Delft struck a chord with the jury. The jury unanimously chose to award Flór noting that ‘he demonstrated impressive technical abilities…

Using mathematics to determine whether scientific results are significant or not. Peter Grünwald, full professor of Statistical Learning at the Mathematical Institute (MI) and senior researcher in the Machine Learning group of Centrum Wiskunde & Informatica (CWI), has been awarded an ERC Advanced Grant…

The LUCL has a new Scientific Director. Professor Sjef Barbiers took over the reins from Lisa Cheng with effect from 1 January. 'This is a great opportunity to contribute to a wonderful institution.'

Specially for an experiment conducted by Leiden University, public administration experts and water authority officials came together in a laboratory.

The university finds it important that students and staff are offered a safe environment. Read here about the safety measures in place and what you should do in case of emergencies or other incidents.

The university finds it important that students and staff are offered a safe environment. Read here about the safety measures in place and what you should do in case of emergencies or other incidents.

Symposium

Like many others, Ruurd Halbertsma has had a rollercoaster of a year. His museum, the National Museum of Antiquities (RMO), was closed for a long while because of the lockdown. Visitor numbers picked up again from September, but it the next few weeks will be tense now the hospitals are full again. Halbertsma:…

There are many tributaries to Rosalin Kuiper’s story and they all lead to the sea. The 28-year-old sailor was one of the five-person Team Malizia in the world’s most prestigious sailing competition: the Ocean Race.

INTERDISCIPLINARY SYMPOSIUM

Conference

The Defence White Paper, titled ‘Strong, smart and together’, is debated in the House of Representatives along with the Defence Budget and raises concerns especially in uncertain times.

Two thousand years ago, the Middle East found itself caught between the rise of the Roman Empire in the west and the Parthian Empire in the east. PhD candidate Nolke Tasma has been awarded an NWO grant to investigate how local inhabitants experienced these changes.

On 20 September 2024, Leiden University colleagues Associate Professor Gianclaudio Malgieri (Main Applicant), Assistant Professor Michael Klos (Co-Applicant), Professor Simone van der Hof (Co-Applicant), Constanta Rosca, Maria-Lucia Rebrean and Maëlle Picout gladly welcomed RESOCIAL’s consortium members…

Even embryos can become embroiled in an evolutionary arms race with another species. Leiden biologists demonstrate this with larvae of the rosy bitterling that parasitize the gills of freshwater mussels. They published their research on February 19 in PNAS.

How wonderful would it be to use art, technology and science in Ukraine's recovery? Young Ukrainians currently residing in Poland get guidance to develop creative programmes and activities that can later be implemented. Leiden astronomers Pedro Russo and Kateryna Frantseva cooperate in the project.

Is scientific research useful? In his dissertation, Jorrit Smit argues that in order to answer this question one should not look at, for example, prominent scholars or influential organisations, but at places where knowledge exchange and co-creation take place. Promotion 6 May.

Many students on the Master’s programme in International Relations and Diplomacy had their internship cancelled last year because of the pandemic. As an alternative, together with Professor of International Relations Madeleine Hosli, they wrote a book: The Future of Multilateralism.

Is polder rice a feasible circular alternative for cows on peatland? A pilot experiment started this week. On May 22nd, researchers from Leiden University and Wageningen University & Research (WUR) planted roughly 3,000 rice plants on the Polderlab near Leiden. The researchers want to test rice as a…

Conducting fieldwork against a backdrop of public policy interests and professional reputations in your own place of residence adds a whole new level to the experience. As a researcher in this context, you are essentially caught in a game of piggy in the middle between the subjects of policy, the objects…

When alumnus Jonathan Katzman started his master's programme in Russian and Eurasian Studies, he didn't foresee how useful those skills would be in the near future. Now, he manages a refugee centre for Ukrainians who have fled their war-torn country.

Cut marks on the bones of bears show that people in North-West Europe used bearskins to keep warm 300,000 years ago.

Another year's end draws near. And what a year it has been! On December 12th staff and students of the Faculty of Archaeology came together to celebrate and reminisce. Professor Joanita Vroom got us in a festive mood by telling tales of Byzantine banquets, while a chef served historical dishes to sa…

Fish populations in lakes and rivers have declined in recent decades. This is probably due to light and noise pollution. The Horizon Europe grant enables ecologist Hans Slabbekoorn to investigate this and improve the situation for migrating fish. In order to do so, a seven-metre-long swimming tunnel…

This month marks the two-hundredth anniversary of the deciphering of Egyptian hieroglyphic writing. NINO, the Language Museum, Things that Talk and the National Museum of Antiquities are seizing the opportunity to organise the first Week of Ancient Writing.

Money, cultural anthropologist Coco Kanters concludes in her dissertation, is not an intangible or acultural phenomenon. It is a ‘product’ that arises from specific values and can be used for certain goals.

Looking for a different approach in the ongoing discussions on the ethereal matter of Romanisation, Ana Zora Maspoli joined Miguel John Versluys’ research group as a postdoc guest researcher. While she has been active in our Faculty since February 2022, you may not have met her yet due to the Covid-19…

Het schilderij van Rein Dool waarop voormalig bestuurders van de Universiteit Leiden zijn afgebeeld, is verhuisd naar de Receptieruimte van het Academiegebouw.

How do galaxies form? That is what astronomer Mariska Kriek will be researching in the coming years. She received an NWO Vici grant of 1.5 million euros to study galaxies in the early universe. ‘This research uses new and unprecedented observations from the James Webb Space Telescope (JWST). These allow…

Suddenly there they were, the Russian soldiers near the border of Ukraine. Since then, reports of tensions between Russia on the one hand and the United States and Europe on the other have dominated the news. What is going on? An interview with Russia expert André Gerrits.

Why doesn't the Surinamese resistance hero and independence fighter Anton de Kom have a memorial site in his former hometown, The Hague, while there are streets named after colonial leaders? The students of university lecturer Anne Marieke Van der Wal-Rémy are committed to the erection of a statue.

How is it that the internet works so well, with billions of users sending millions of gigabytes all together every day? That's because the foundation of the internet is solidly set up. Yet sometimes there are problems on the internet. For example, when certain systems misbehave and disrupt the routing…

Research master's student in history Jesse Dijkshoorn collaborated on a transcription system for medieval texts. ‘It’s nice to make the Middle Ages accessible to people.’

A cover over your drink in the pub, deodorant as pepper spray or headphones to avoid hearing catcalling: many women use everyday objects to feel safer in public spaces. Student Anne van der Linden made an online exhibition about this.

Whales in the vicinity of the city of Auckland, New Zealand consume large amounts of microplastics every day. A team of international researchers reached this conclusion after carefully examining whale poop. The team included Thijs Bosker, Associate Professor in Environmental Sciences at Leiden University…

The Leiden Institute for Area Studies (LIAS) has a new Director of Education. Rint Sybesma was appointed with effect from 1 September. ‘I am looking forward to getting to know the institute even better.’

Should the background of the painting remain blue or be restored to its original gold colour? PhD candidate Liselore Tissen will be using 3D prints and eye-tracking software to answer this question. NICAS is giving her a grant of 18,000 euros to accomplish this.

17 November is International Student’s Day, dedicated to showcasing the international experience of international students in the Netherlands.

The past years Wouter Kool has been active as Privacy Officer at the Faculty of Archaeology. This was part of his position as Information Manager. Recently, however, he doubled his responsibilities when taking over the Information Manager position at the FGGA as well. He remains only human though, so…

The first results of the National Student Survey (NSE) show that Leiden students are still satisfied with their degree programmes. On average they are slightly more satisfied than in 2021. Satisfaction with their lecturers and study guidance has also increased compared with 2021.

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…

Students of the European Union Studies track of MA International Relations visited Brussels this October and met many Leiden alumni who already work there.

Lecture