How can social scientists contribute to a healthier society? That question was central to the Healthy Society Event on 9 June 2022, which successfully marked the start of a more conscious and intensive collaboration between the five Institutes of the Faculty of Social and Behavioural Sciences on education…

Stories of resistance in the Second World War are widely covered in Dutch historiography: Hannie Schaft, Erik Hazelhoff Roelfzema, and Professor Cleveringa are some of the best known. But these accounts largely focus on the Dutch domestic perspective. On the other side of the world, a complex colonial…

Since September, Victor van der Horst is a member of the Faculty Council. Well, not just a member; he is the Chairman! In addition, this master's student in Mathematics also devotes himself to our Faculty in many other ways. 'I'm convinced we need input from all layers to keep improving our Faculty.'…

At science festival 'Over de kop', surprising brain facts alternate with confronting stories from the operating room. Researchers explain why our brains love beans and why you should never ride a racing bike without a helmet.

Data about COVID-19 were everywhere during the pandemic, but how will all this data continue to be managed and kept open so that it is usable in the future? We spoke with Kathleen Gregory, researcher at the Centre for Science and Technology Studies (CWTS), who will study this question in a new project…

Neanderthals were able to outwit straight-tusked elephants, the largest land mammals of the past few million years. Leiden professor Wil Roebroeks has published an article about this together with his German colleague Sabine Gaudzinski-Windheuser in the Science Advances journal.

There are as good as no clear rules for the return of stolen art. This means that rather than in court, many cases are decided in the political arena instead. In her PhD research Evelien Campfens suggests how this could change. PhD defence on 11 November.

Rianne Scheerhoorn is a government trainee at the Ministry of Economic Affairs and Climate Policy and the Ministry of Agriculture, Nature and Food Quality. After completing her Bachelor's and Master's degrees in Public Administration, she was sure that the Central Government Traineeship Programme (Rijkstraineesprogramma)…

Tensions are rising between Russia and the West. Can an invasion of Ukraine and an international war be avoided? Political scientist and Russia expert Hans Oversloot warns of the consequences if the West chooses a collision course. ‘Offer Russia a dignified exit strategy.’

In June 2024 the Faculty of Archaeology welcomed a new Assistant Professor. Dr Alejandra Roche Recinos, originally from Guatemala, will strengthen the Faculty’s expertise on the archaeology of Central America. ‘I want to explore the lesser known archaeology of Southern Guatemala.’

Cotton is the most widely used natural fibre for clothes. But how polluting are our jeans and shirts actually? Environmental scientist Laura Scherer coordinated an international research project on the impacts of cotton. ‘The purchases of consumers in Europe can contribute to water scarcity in China…

Matheus Mendes was awarded the 12th Jaap Doek Thesis Prize at a ceremony on 13 December 2024 for his thesis on the right to read. The prize honours outstanding master’s theses in children’s rights.

Come to the Night of Discoveries art and science festival on 16 September. Various researchers from the university are speaking at the festival.

Opening ceremony Advanced Master programmes

Exploring the minds of our primate cousins in the wild, using under-exploited observations of their travel paths. A large set of observations of the travel paths of wild primates provides new opportunities for in-depth insights in the evolution of the mental abilities that primates, including ourselves,…

The night side of exoplanet WASP-43b, to the surprise of astronomers, does not appear to contain methane. It is likely that extreme winds do not allow enough time for methane to form in detectable amounts. This is the conclusion of an international team of scientists, with Leiden and Amsterdam contributions,…

Besides physics, the sleep of PhD students also benefits from Vitaly Fedoseev's PhD research. He will receive his doctorate on July 7 for his work on optomechanics within quantum mechanics. And also on a setup that eliminated the need for PhD students to push a button every hour for 72 hours.

Glorious sunshine, dozens of enthusiastic academics and huge numbers of Leiden residents ensured that this year’s special jubilee version of 3 October University was a great success.

Imparting students with a critical attitude and cross-curricular skills. That is what Rawi Ramautar wants to strive for as the new programme director (OD) of the bachelor of Bio-Pharmaceutical Sciences. 'A programme director has to create a programme of which students say: I find it challenging and…

‘Raising awareness of the disorder is crucial since borderline personality disorder (BPD) still faces considerable stigma ’, says Anne Krause-Utz (Clinical Psychology) . Together with an international team of excellent scientists, Krause-Utz provides an update of current knowledge about this disorder,…

Sustainability, health and wellbeing are key factors during the coming renovation of the iconic South Cluster of the Humanities Campus. The conversion of the original seven ‘houses’ to create a single spacious, light and attractive environment under a glass roof will earn an Excellent Level qualification…

Organised in three separate sessions throughout the day, and broadcast live online to guests and families who could not join, over 200 students received their Bachelor’s Diploma of International Studies on 3 September 2021 at the graduation ceremony in the historic Pieterskerk in Leiden.

Petr Steindl works on quantum dots in microcavities for his PhD research. He manipulates single-photons to create complex structures of light. Applications could include quantum communication and gates for quantum computers.

‘A Muslim and a Jew in the house of God.’ This is how historian Nadia Bouras introduced her recent conversation with colleague Sara Polak in Leiden’s Hooglandse Kerk. They discussed the rising tensions since the outbreak of the Israel-Hamas war. ‘Dare to ask each other questions.’

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.

The EU’s programme for research and innovation Horizon Europe is funding the ISGA project ‘NET-ROL: Networks and the Rule of Law: Uncovering Socio-Economic Outcomes’. The funding amounts to 3 million euros, with 760,000 euros going to ISGA. Researchers Antoaneta Dimitrova and Jaroslaw Kantorowicz are…

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.

Leiden physicists Alexandre Morin and Samadarshi Maity study self-organisation and flocking phenomena. They shed light on flocking, which helps to understand how it is possible that birds in a flock don't collide. With plastic microbeads, they create an experimental setup and they developed a mathematical…

Two statues of gorillas abducting women: they were what led PhD candidate Dick van Broekhuizen to write a new type of history of nineteenth-century sculpture. ‘If you view nineteenth-century art history from a less narrow perspective, the narrative changes completely.’ PhD ceremony on 21 June.

You’re about to start your minor at Leiden University. Make sure you are well prepared and get your studies off to a good start.

In September 2023 the new minor Sustainability, Climate Change and Food starts. This minor critically examines the complexities of food sustainability through ecological, socio-economic, political, and cultural systems.

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.

Delve into the depths of black hole imaging as anthropologist Rodrigo Ochigame unveils the human decisions shaping its portrayal. Explore four alternative color choices at the 'Towards the Black Hole' exhibit, now showing at Rijksmuseum Boerhaave, Leiden.

Assistant professor Joost Willemse firmly believes that as a teacher, you’re never done learning. ‘Students ask questions about things you’ve never thought of yourself. Ultimately, that makes you better at your job.’ That’s why he always encourages his students to ask questions. And it’s appreciated:…

By chance, computer scientist Hans-Dieter Hiep (Leiden Institute of Advanced Computer Science and Centrum Wiskunde & Informatica) discovered a ‘gaping hole’ in a widely used method for evaluating software security. Hiep patched the hole, causing quite a stir in his field. 'It’s not pleasant when a PhD…

eHealth can improve our lifestyle without the involvement of a healthcare provider. Talia Cohen Rodrigues investigated the possibilities for people with cardiovascular diseases. ‘People with a low socioeconomic status may be more difficult to reach with eHealth.’ She will defend her doctoral thesis…

Annette Righolt, Honours Coordinator at FGGA, and Mira Basta, Public Administration student, tell you more.

In donut-shaped buildings, particle accelerators take super-detailed X-ray images. Yet those images are not good enough to learn how to drive on hydrogen for example. Mathematics PhD student Allard Hendriksen has developed an algorithm that improves the images without having to learn from data from…

Aisha Hassan came to the Netherlands when she was two months old. Her mother had fled Somalia and made a new home here. Aisha doesn't remember much about that time, but her mother’s stories about Somalia ignited a lifelong interest in developing countries. ‘Her stories have always fascinated me.’

People who are attracted to more than one gender often experience a disadvantage in the workplace and labour market. How can the workplace can be improved for bi+ people.

When you think of migration, you probably won’t immediately think of dating apps. Yet such apps are important to many migrants, such as those who identify as lesbian, gay, bi, trans, queer or questioning (LGBT+). Researcher Andrew DJ Shield studied the role that dating apps play in the migration process,…

Sjoerd Keulen holds the new special chair in Public Audit, Policy Evaluation and Accountability.

From Roman ships to the ‘Gordon’ cavalry mask. Alumnus Tom Hazenberg was involved in spectacular finds that put the Dutch frontiers of the Roman Empire on the map. His mission is to give heritage back to the people.

Exploring the largest structures in the universe by looking at the tiniest particles? Lydia Stofanova, PhD candidate at Leiden Observatory and SRON Netherlands Institute for Space Research, dives into this intricate connection. In her PhD research, she explored how elements like oxygen influence the…

More people seeking asylum, overcrowded asylum accommodation and asylum procedures that take years because of a lack of capacity. The current government wants to declare an asylum crisis but what is that exactly and can they just do that?

Een internationaal consortium onder leiding van Olaf van Vliet heeft een Horizon Europe subsidie van 3,4 miljoen euro gewonnen. In het onderzoek staat centraal hoe wereldwijde sociale veranderingen zoals migratie, digitalisering en de klimaattransitie de arbeidsmarkt beïnvloeden en wat daar de gevolgen…

Racism and discrimination come in many different shapes and forms – in the Netherlands too. Verbal attacks, stereotypes and violence: some people are confronted with these on a daily basis. A group that is often not included in research and the debate on racism is people of Asian descent. The Diversity…

The way the great masters of the sixteenth and seventeenth centuries learned to draw is more similar to a present-day drawing class or book than you might think. Professor of ‘Art on Paper and Parchment’ Yvonne Bleyerveld tells us about the art of copying and model books.

After years of lobbying by environmental activists, a deposit scheme for small plastic bottles is to be introduced on 1 July 2021. One of the leaders in the fight is alumnus Merijn Tinga. The university will have collection points for plastic bottles and is also supporting the Plastic Spotter citizen…

Four lecturers from Leiden University will receive a 50,000-euro Comenius Teaching Fellow grant. This will enable them and their team to realise an educational innovation within their own teaching.