For thousands of years, beavers had a big influence on the Dutch ecosystem and the people that lived there. This is the conclusion of research by archaeologist Nathalie Brusgaard.

It is a full classroom: more than 30 pupils from 5 and 6 vwo are present to listen to political scientist Leila Demarest's lecture. She gives a brief introduction on the topic she is about to discuss: democracy in the global North and South. At first, the group seems a bit quiet, but when she asks questions…

For the following years, Dr Aitor Burguet-Coca will be a returning face at the Faculty of Archaeology. He will join Dr Amanda Henry’s team with his expertise on prehistoric fire use and the methodologies that studying ancient hearths requires.

Explore how cultural heritage can proactively respond to global crises, from geopolitical conflicts to climate change, through innovative cross-cultural collaboration between Latin American stakeholders and Una Europa.

As of 1 October, David Holmes has been appointed full professor of Pure Mathematics at the Mathematical Institute (MI). His work lies at the intersection of algebra, geometry and number theory.

In April 2025, Ms. Esther Rachow from The Hebrew University in Jerusalem presenting her ongoing doctoral research at an Austria Centre Leiden lunch-time talk. She answered a few questions about her visit below.

Physicists in Leiden have built a microscope that can measure no fewer than four key properties of a material in a single scan, all with nanoscale precision. The instrument can even examine complete quantum chips, accelerating research and innovation in the field of quantum materials.

On April 22, Lasse van den Dikkenberg defended his dissertation: Living with Flint. For this, he examined flint finds from the Rhine-Meuse Delta. These finds belong to the Vlaardingen culture, which existed here from 3400-2500 BC. His research revealed that import played a larger role in the Neolithic…

Researchers from the LUMC and the Universities of Granada and Almería have found a gut bacterium that is associated with stronger muscles in people and mice. Their findings, published in the journal Gut, hint at the potential for new probiotics to support muscle strength and healthy ageing.

Adults who lost a parent during childhood tend to experience greater attachment anxiety in romantic relationships, according to Carline van Heijningen’s doctoral research. However, this anxiety was less pronounced among those who recall having a strong bond with their deceased parent during childhoo…

How should tests and assessments be organised now that students can use generative AI? This was the subject of one of the first meetings of the newly established AI Student Network. From their unique perspective, the students came up with some very interesting ideas.

The paleo diet: eating like people in the Stone Age did, because it is supposed to be healthier. But how accurate are the recipes in this diet?

Symposium

Network meeting

Conference

PhD defence

PhD defence

The Municipality of Oss is a household name in the world of Dutch archaeology. For fifty years, Leiden archaeologists, in collaboration with residents of Oss, have been uncovering the history of the municipality. 2024 is the archaeological year of Oss! In a series of interviews we look back on fifty…

For a long time, even many researchers thought that guide dogs were a relatively modern invention. An accidental encounter with archival material showed university lecturer Krista Milne that guide dogs helped their blind owners as far back as the Middle Ages. Milne now has received an NWO XS grant to…

Mariken Teeuwen started at the Institute for History as a professor by special appointment of Script Culture of the Middle Ages on 1 March. ‘I’m looking forward to doing research together with students.’

Nowadays they can cause the fall of ministers, but once upon a time receipts were a new phenomenon. Associate Professor Robert Stein is to receive a grant from NIAS to map their origins.

Didactics, Working effectively, ICT

Professor Joanita Vroom, together with the Royal Netherlands Institute in Rome (KNIR) offered the course Byzantine Rome in September 2023. The course, co-taught by Vroom, Letty ten Harkel and various guest lecturers, investigated the transition of the city of Rome from Late Antiquity to the Middle Ages,…

Bleda Düring was interviewed alongside researchers working on ancient religions and primates, for an article in the Swiss magazine bref on the emergence of social inequalities. Although perspectives on the rise of social inequalities differ between these researchers they all agree more research on how…

Hackathon

Lecture

Conference, Kenniscafé