Research often theorizes about young adults and their social media use. John Boy wants to investigate social media platforms by talking to users rather than talking about them

Education, ICT

Hwæt! You've heard of the adventures of the mighty Beowulf. You've heard of the brave folk standing beside him, and the awe-inspiring foes standing against him. But where their legend still lives, their tale ended long ago... Let us begin a new saga, let us find new heroes, weave a new story - by the…

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?

On the university’s birthday, professors teach a class of 10 and 11-year-olds during Meet the Professor. The professors were bombarded with questions.

Symposium

Network meeting

For the fifth year in succession, on the foundation day of the university, Leiden professors taught a lesson at primary schools as part of the ‘Meet the Professor’ programme.

Conference

PhD defence

When professors become emeriti, it usually does not mean they stop working. The Centre for Linguistics (LUCL) will therefore soon have a first: a symposium is going to be organised where all the speakers are emeriti professors. 'Science will always be part of you are.'

PhD defence

Since reintegration officer Bart Reedijk started work in Dordrecht three years ago, ex-convicts in that municipality have reoffended a lot less often. There is much interest in Reedijk's method throughout the Netherlands, but experts have reservations.