As part of Mariana Françozo’s BRASILAE project, a group of representatives of the Ka’apor people was invited to visit Leiden. The Ka’apor, an indigenous people from Brazil, are some of the present-day relatives of the Tupi-speaking peoples who used to live in the northeastern region of Brazil, claimed…

Every year, an NWO PhD in the Humanities grant is awarded to a prospective PhD candidate at the Faculty of Archaeology. This year, the grant went to Maia Casna, enabling her to study respiratory disease in the past. ‘My hypothesis is that the rapid formation of cities in the medieval Netherlands, must…

Eiko Fried has been appointed professor of Mental Health & Data Science. This combined chair neatly fits the view that understanding complex mental health issues require the integration of statistical methods. ‘The idea that mental health problems are monocausal entities with simple etiologies is no…

Inaugural lecture

Festival

Conference

Are you a researcher or educator passionate about connecting your work with societal needs and actors? Do you want to learn and experience how to integrate civic engagement into your work while building meaningful partnerships and enhancing your impact? This hands-on, interdisciplinary training is designed…

Didactics, Working effectively, ICT

Researchers, civil servants and local residents met on 27 September to talk about partnering for sustainability. What were the results? In a green ‘city oasis’ in the centre of The Hague they spoke about the energy transition, bottom-up initiatives and citizen science.

PhD candidate Julia Wąsala searches for greenhouse gas emissions in satellite data. As a computer scientist, she bridges the gap between computer science and space research. ‘We really can't do this research without collaboration.’

Heritage Quest is a large-scale citizen science project in the field of archaeology that allows anyone to contribute to scientific research. It is the first large-scale archaeological citizen science project in The Netherlands and one of the few of its kind in the world. As part of the Cultural Heritage…

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…

The Faculty's Academia in Motion (fAiM) Roadshow has embarked on an inspiring journey across our institutes. The goal? To work together with all the expertise within the faculty towards a cultural transformation focused on Recognition & Rewards and Open Science.

De Faculteit Governance and Global Affairs (FGGA) heeft een facultair team opgesteld om invulling te geven aan Academia in Motion (AiM).

The war between Russia and Ukraine, the conflict in Gaza or the global rise of the far-right: topics that stir up emotions but are also regularly discussed in classes at Political Science. Moreover, with a diverse group of students, there is a great diversity of life experiences, backgrounds and opinions.…

From the future of academic publishing and reshaping PhD trajectories to parenting during an academic career, leadership, societal engagement and quality in academic work: during the Academia in Motion Symposium and Town Hall, colleagues from across the university reflected on how to create an open…

Book Launch

Collaborating in drug discovery and health research was the goal of a visit to the Leiden Bio Science Park on 14 May by a Swedish delegation including His Majesty King Carl XVI Gustav of Sweden. The delegation visited Leiden University’s Faculty of Science.

Using mathematics to help children with bone cancer. It sounds a little strange, but for statistician Marta Fiocco, it's just her job. She gets a substantial grant from KiKa for it. With that money, she is going to study the effect of chemotherapy adjustments.

More CO2 in the atmosphere is making food crops more calorific, less nutritious and potentially more toxic.

Despite an eventful afternoon – with Students for Palestine occupying the Academy Building – political scientist Hélène Landemore gave her Cleveringa Lecture as planned on 26 November. She reflected on the protest and the importance of open debate, within the university and within a democracy.

Leiden University publishes the highest percentage of preprints in the Netherlands. Why is that and why post your article online before it has been peer reviewed? Professor of Quantitative Science Studies and keen preprint poster Ludo Waltman explains.

Imagine getting a notification on your mobile phone with your personal code for impending mental health problems or even depression: yellow, orange, or red. Science fiction? Not for scientist Eiko Fried. 'There is a real chance we can prevent some mental health problems before they occur.' Want to participate…

Workshop

Workshop

Didactics, Working effectively, ICT

On Tuesday 30 September 2025, PhD candidate Kathleen Brown will defend her dissertation 'Deception, Risk, and Evasion: The Politics of Sovereign Debt in Emerging Markets' in Leiden’s Academy Building. Her research sheds light on the hidden world of sovereign debt politics, revealing how governments…

Assistant professor Rogier Creemers comments on CNN on the launch of the new artificial intelligence tool Sundance 2.0.

Lecture

Workshop

Workshop

Psychology Lab on Wheels makes science accessible for everyone. On Monday 24 June, we will be back with our mobile lab at the Old Observatory near the Singelpark in Leiden. Join our research to learn to better recognise emotions with a Serious game and read more about participant Maxime and game developer…

After months of preparation, the moment of truth had arrived: would the skies above Leiden clear for the promised glitzy planet-and-star show? The people of Leiden turned out in their hundreds to go star-hunting on 25 September. They became more aware than ever of the effects of light pollution.