In a new FSW Honours College course students from various academic disciplines dive into the world of artificial intelligence (AI). The course, 'Artificial Intelligence: Understand and Create' was designed by Marc Cleiren and Pieter Pierrot to be accessible to all students, regardless of their prior…

On 22 June 2022, the research group on Institutions for Conflict Resolution organised its second annual overarching PhD lab. During this meeting, the PhD researchers connected to COI presented the current status of their research projects.

This week is the annual Healthy University Week at Leiden University and the LUMC , and the theme this year is: “Time to Recharge”! It’s going to be a week filled with lively activities ranging from brief energizers and interesting lunch lectures to interactive workshops about things that can help us…

Suddenly there they were, the Russian soldiers near the border of Ukraine. Since then, reports of tensions between Russia on the one hand and the United States and Europe on the other have dominated the news. What is going on? An interview with Russia expert André Gerrits.

The European Research Council (ERC) has awarded an Advanced Grant to six Leiden researchers. It awards these significant grants to established principal investigators for ground-breaking, high-risk research.

How do cells repair their damaged DNA—and what happens when that process is hindered and cancer arises? Sarah Moser has taken a closer look during her PhD, uncovering surprising insights that could help improve future cancer treatments.

Speculation about alien life, a new nitrogen map, AI as a thesis supervisor, groundbreaking telescopes and multi-million-euro investments to combat antimicrobial resistance – the diversity of these topics shows that our readers are just as broadly interested as our researchers. Discover the most-read…

The Israel-Palestine conflict regularly sparked intense debates in university lecturer Noa Schonmann's classes. She decided to start a podcast with journalist Rajaa Natour to teach her students to have deep and difficult conversations in a nuanced way.

Violent conflicts and civil wars in Chad impede most rural households' access to food security, agricultural activities and access to essential services such as health care. In her dissertation, Nakar Djindil Syntyche denounces this issue. She obtained her PhD on 24 November.

Would you like to take a walk with a fellow student who you don’t know? That is the idea behind Walk & Talk. With this new initiative, International Studies aims to provide more opportunities for social contact.

After 7.5 years, Jan Kolen is stepping down as Dean of the Faculty of Archaeology. For him, it does not feel like a dramatic moment. ‘It is part of the role: you pass the baton on to someone else.’ He adds with a smile: ‘And I will remain connected to the faculty, so it is not really a farewell.’

The Lucia de Berk case or the suicide of Slobodan Praljak at the International Criminal Tribunal for the former Yugoslavia: certain trials keep popping up in media. In her dissertation, Tessa de Zeeuw examines the cultural appeal of such cases and analyses artistic responses. ‘Artworks sometimes have…

For her bachelor’s thesis, Molecular Science and Technology student Madouc Bergers synthesized her own molecule that can inhibit the breakdown of sugars. Although most students do not even manage to make one building block, Madouc made three. Partly because of this, she has been nominated for the Science…

Annelot did an internship with the crisis management team of ‘Rijkswaterstaat’. During her internship, she was involved in improving an app used for information management during crisis situations.

eLaw - Center for Law and Digital Technologies at Leiden University, has hosted the second Horizon Europe BIAS Project co-creational workshop geared towards discussing fairness in the hiring process and identifing desirable requirements and functionalities of the Debiaser.

Do you recall all those drugs that were hastily proposed as potential treatments for COVID-19? In the event of a future pandemic, the goal is to offer an effective treatment more quickly and efficiently. To achieve this, a team led by Coen van Hasselt is developing a platform that can speed up the process…

In a well-filled Telders Auditorium, university learners of Korean competed with each other to see who speaks Korean the best.

Ayo Adedokun, Assistant Professor at Leiden University College The Hague (LUC), was one of the four finalists for the National Teacher of the Year Prize for 2022. The National Prize is an annual event organized by the Dutch National Students Association (Interstedelijk Studenten Overleg, ISO), and the…

Prof. Sarah de Rijcke will succeed Paul Wouters as dean of Leiden University's Faculty of Social and Behavioural Sciences (FSW) from 1 January 2024. Paul Wouters will retire at the beginning of January.

On 15-16 June, Jos Gommans, Marieke Bloembergen, and Carolien Stolte will organize an international conference entitled “India in the Making of the Global Esoteric: 1200-2000”. The conference asks: why is it always India that has been imagined as a wonder, and what did that wonder mean, intellectually…

On Thursday 10 November, the Night of the Lobbyist was held. During this public event, organised by Leiden University and the Public Affairs Academy, many insights were shared regarding the different aspects of lobbying and the diversity of the world of the lobby.

In a world where bacteria are increasingly resistant to antibiotics, Emma van Groesen set out to find a solution. This month she obtained her PhD, after four years of research into new variants of the antibiotic vancomycin. With success.

Data Science & AI student Nataliia Bagan combines a passion for mathematics, language, and artificial intelligence. Her exceptional bachelor’s thesis on improving reasoning in large language models earned her a nomination for the Leiden Science Young Talent Award 2025.

Mosques with limited opening hours, fewer family visits and fewer events: for the second time, Ramadan was different due to Covid. Islamologist and deputy director of the Leiden Islam Academie Fatiha Azzarhouni looks back on a special month.

Autism research is at times saturated with implicit values, norms and possible prejudices. Researchers should be more aware of this, says development psychologist Carolien Rieffe. She advocates Critical Design: a self-critical view as a scientific method.

They are only a few tens of micrometres long — far smaller than the width of a human hair – yet these robots can swim, sense, navigate and adapt in ways that look surprisingly life-like. And all this without having a brain.

New research has revealed that one of Europe’s largest prehistoric mass graves records the deliberate killing of women and children, showing how gender- and age-selective violence was used to disrupt communities and assert power in the Early Iron Age. Leiden archaeologist Jason Laffoon was involved…

What began as a PhD project has grown into a website with 120,000 unique visitors each year. With the platform OpenML, researcher Jan van Rijn is contributing to open science, aiming to make machine learning more transparent, accessible, and fair.

Leiden researchers, led by Sebastian Pomplun developed a new method to screen hundreds of thousands of molecules for drug discovery, using mass spectrometry instead of DNA tags. ‘We wanted to make drug discovery faster and more accessible.’

Arts and culture

Exhibition

Conference

Leiden Law Cast is a podcast made by Leiden Law School, Leiden University, for everyone who wants to learn more about current legal issues.

An Iron Age skull, a unicorn for cleaning your ear and thousands of beer jugs. Alumnus and archaeologist Chris Muysson has made remarkable discoveries at the Binnenhof government complex in The Hague. ‘Each puzzle piece tells us more about its history.’

Some bacteria, it turns out, have proteins much like ours that organise the DNA in their cells. They just do it a bit differently. This is revealed by new research from biochemists at the Leiden Institute of Chemistry and the Max Planck Institute for Biology. The discovery helps us better understand…

How has evolution shaped our curiosity? And how does that curiosity ensure that we now have the technological ability to discover whether we are alone in the universe? This was all covered during the celebration of Leiden University’s 449th Dies Natalis.

Annetje Ottow is stepping down as President of Leiden University’s Executive Board on 1 September 2025 after almost five years in the role. She looks back at the highs and lows – and ahead to what’s next.

From forwarding promising calls and arranging budgets to assisting in legal issues and keeping track of important deadlines: to associate professor Roxanne Kieltyka, the research support offered by project managers Inge Rietveld en Christina Schlüpen is fundamental. ‘The combination of our expertise…

Conference, Second Conference of the Leiden Jewish Studies Network

Conference

This month's flash interview is with alumna Sytske Besemer, Criminologist, who works at a startup called Cradle. Sytske has specifically chosen to work for a company with societal impact. And she is about to move again, this time to Zürich.

Symposium

Conference

Should Leiden University cut its ties with the fossil fuel industry forthwith? This was the main question in a debate between students and staff. The answer was clearer for some than for others.

Informatiesessie

Symposium

Conference

Career development

Symposium