Who was professionally involved in language between 1550 and 1650? And what were the financial returns of this language sector? Assistant Professor Alisa van de Haar has received an ERC Starting Grant to map out the situation in Northwest Europe between 1550 and 1650.

With the rise of AI, interest in computational linguistics and language models has taken flight. But machines are far from being able to go it alone. In her inaugural lecture, Professor Carole Tiberius will stress the importance of research on word combinations. ‘We know a great deal but there is a…

Islamic banking, freedom of religion, LGBTQ+ acceptance and education are topics that European Muslims find important for their future. These are the results of a survey by Professor of Islam and the West, Maurits Berger. The survey is the starting point of a citizen project in which Berger wants to…

The AI chatbot ChatGPT has a clear left-liberal bias when filling in the Stemwijzer voting advice application. This was discovered by master's student Merel van den Broek during an assignment for the Machine Learning for Natural Language Processing course.

The child benefits scandal caused significant harm to families. The independent Hamer Commission specifically investigated the link between the scandal and the removal of children from their homes. Public Administration student Benito Walker was a member of this commission and shares his experiences…

The financial sector, supply chains and ecology. Not necessarily topics you might associate with physics, yet it’s exactly what new professor Diego Garlaschelli is dealing with. The common thread? Complex networks.

Simulation project EAGLE has won the 2022 Group Achievement Award of the Royal Astronomical Society. EAGLE is a large collection of simulations about the formation of galaxies. The largest simulation contains as many as 6.8 billion particles and took months to calculate on the world's fastest superc…

How can we tell whether and how a prehistoric weapon was used? How can we better understand the dexterity and combat skills involved in Bronze Age spear fighting? A research team from Leiden and Göttingen University present a new approach to answering these questions: they simulated the actual fight…

You can apply various means to increase your societal impact: through interaction with professionals, the commercial sector or general audiences. The University can support you in this process in a number of ways.

Arts and leisure, Arts and leisure

The past few days we interviewed several of our researchers about their various studies during Dutch Bio Science Week. They answered questions such as what impact their research has on our future and with whom they have established valuable collaborations.

Can kindness training increase political tolerance? And how can we better support children with selective mutism? During the Health@FSW knowledge market and exchange event on 26 May 2025, researchers from all five institutes showcased how their work aligns with the faculty’s research strategy and contributes…

A healthy and happy society. This is what researchers from the Faculty of Social Sciences are working towards, together with a selection of partners from different disciplines and regions. To further structure research about Health and Well-being, the faculty has identified three focus area’s. Researchers…

Symposium

The city of Leiden is enriched by a dense infrastructure of knowledge institutes, with a uniquely strong focus on health and well-being. This gives Leiden "an extremely good starting position to become the healthiest city in the Netherlands," according to Fleur Spijker (Alderman for Economy, Knowledge,…

How do colonialism and historical slavery continue to impact the university today? And what should happen next? Students and staff discussed these questions on 11 March.

The image of the European Union (EU) as a remote law-making machine is widespread. Quite often journalists and politicians deliberately depict ‘Brussels’ as bureaucratic, even undemocratic, bypassing its citizens. And many of us buy into that image. Nikoleta Yordanova, Anastasia Ershova and Aleksandra…

What do ten-year-old children and chatbots have in common? PhD researcher Bram van Dijk studied language development in both children and AI language models. ‘It’s actually quite practical that we attribute human traits to a chatbot.’

How do social science disciplines collaborate in the field of health and well-being? How do we collaborate within our Faculty? And how do we collaborate with our societal partners in Leiden? These are topics that really resonate with many of our researchers, as was clear at the Food for Thought FSW…