We are pleased to announce a groundbreaking research study delving into crucial aspects of safety and responsibility in the domain of personal care robots, explicitly focusing on robotic lower-limb exoskeletons.

AI is playing an increasingly important role in our lives, but that is not without danger. Eduard Fosch-Villaronga at eLaw warns that AI does not pay enough attention to the LGBTQ community.

Gijsbert Rutten has been appointed professor of Dutch Linguistics with effect from 1 July. In this position, he will focus on language change and language variation, with a particular emphasis on historical sociolinguistics.

Is polder rice a feasible circular alternative for cows on peatland? A pilot experiment started this week. On May 22nd, researchers from Leiden University and Wageningen University & Research (WUR) planted roughly 3,000 rice plants on the Polderlab near Leiden. The researchers want to test rice as a…

Leiden researcher Anne-Grete Märtson brought together a large number of studies to better understand antibiotic dosing in patients with obesity. The publication in a renowned medical journal has already garnered much positive reactions, Märtson says. ‘It’s high time researchers started sharing more…

Since the invasion of Ukraine in 2022, Russia has been conducting a covert sabotage campaign against Europe. The ‘Bewaken en Beveiligen’ (Surveillance and Security) project team at Leiden University has investigated the scale of these operations and compiled its findings in the report Russian Operations…

The international Planetary Health Alliance network is a consortium of more than 450 organisations committed to addressing the health impacts of global climate and environmental change. Planetary Health education coordinator Laura Warmerdam explains why our university recently joined and how this will…

Twice a year, Gert Renkema, Head of Financial Economic Affairs at FGGA, shares insights about the processes and financial matters for our faculty.

Envoys jumping out of windows, fights, and illegal diplomacy: history student Tessa de Boer encountered them all while writing her master's thesis on Amsterdam as a diplomatic city during the 17th and 18th centuries. For her thesis, she was awarded the Uitgeverij Verloren/Johan de Witt thesis prize…

Just as some people today dislike English influences on the Dutch language, in early modern times people also criticised the Frenchification of Dutch. But to what extent did French actually leave its mark in our language? PhD student Brenda Assendelft made a surprising discovery. PhD defence 24 May.

The inaugural Society for the Study of French History First Book Prize has been awarded to Lewis Wade’s monograph 'Privilege, Economy and State in Old Regime France: Marine Insurance, War and the Atlantic Empire under Louis XIV (Boydell Press, 2023)'.

Giving lectures, marking exams, essays or theses, supervising students and PhDs, doing research and, as if that wasn’t enough, also trying to raise the necessary funding. There is a limited number of funds for academic research and a large number of applications. Many of our researchers therefore experience…

The European Commission adopted a proposal regarding common rules promoting the right to repair for consumers.

More and more people worldwide have infections caused by bacteria that are resistant to many types of antibiotic. Why is this and how big of a problem is it?

Two researchers from the Institute of Political Science were recently awarded prizes. Claire Vergerio received the Francesco Guicciardini Prize for her book on the historical origins of the primacy of the state in international law ('best book in the historical international relations category'). In…

Leiden University will not enter into any new research partnerships with companies in the fossil fuel industry that are not intensively and demonstrably committed to achieving the goals of the Paris Agreement. Current projects can, however, be completed.

Ten years ago, a new reward system was introduced in Dutch prisons: the only way prisoners could earn extra ‘freedoms’ was through good behaviour. Jan Maarten Elbers concludes that this system does little to encourage behavioural change and can even be counterproductive.

The alignment of the James Webb Space Telescope is complete. The space observatory is able to capture sharp, well-directed images with each of its four powerful scientific instruments on board. The MIRI instrument, on which Professor of Molecular Astrophysics Ewine van Dishoeck also worked, was the…

Hans Slabbekoorn researches animal sounds and the effect of the noise we humans make on these animals. He is also committed to making his discipline more diverse.

Eduard Fosch-Villaronga, Hadassah Drukarch and Bart Custers from eLaw - Center for Law and Digital Technologies, explore together with Pranav Khanna, eLaw alumnus, the influence of automation on human–robot interaction and responsibility in surgery innovation.

Jasper Knoester is de decaan van de Faculteit Wiskunde & Natuurwetenschappen. Hoe gaat het met hem, wat doet hij precies en hoe ziet zijn dag eruit? In elke nieuwsbrief geeft Jasper een inkijkje in zijn leven.

How can we guarantee the safety of the crown witness scheme for both crown witnesses and lawyers? How can we ensure that online conversations between lawyers and their clients remain confidential? And what are the risks of extra secure communication tools?

Modern humans and Neanderthals may have co-existed in France and Northern Spain for up to 2,900 years until the Neanderthals disappeared. This is what archaeologists from Leiden University and Cambridge University write in a new publication in Scientific Reports.

Researchers and policymakers are welcome to attend the AI & Society Conference in The Hague on Friday 23 June. The SAILS interdisciplinary research programme will be taking a nuanced look at the state of the art of AI technology. And offering fresh perspectives.

Michiel Veldhuis received the most public votes for the C.J. Kok Public Award and may therefore call himself Discoverer of the Year. Veldhuis researches how climate change affects savannah ecosystems in Africa and how we can protect them.

In the ‘Educatips’ column, Psychology lecturers share their most important insights about teaching. This month: Ambra Brizi uses AI to encourage students to reflect and think more critically. ‘What are the limitations, and what is the potential of this technology?’

The Leiden municipality wants to make the city centre climate-proof and combat heat stress by greening it. But they want to do this in a way that does justice to the city’s heritage. Researcher Fenna IJtsma delves into historical greenery to offer inspiration.

Planning the timetables in FGGA is a challenging process. To offer a look behind the scenes, we spoke to Quino - functional administrator, Mandy and Ric - the faculty's timetable makers.

Research

As from April 2023 all students at Leiden University, Delft University of Technology and Erasmus University Rotterdam will start using the eduXchange portal to register for a minor.

Leiden University has designed a new Urban Development Plan for the Humanities Campus. This plan incorporates participation from the immediate environment (neighbours and nearby residents). The plan will be available for viewing at the Leiden city council offices from 22 December for six weeks.

ICT, Security

We do it every day but barely give it a thought: chewing our food. But the ‘simple’ process of masticating food may have played a crucial role in the evolution of our jaws, facial muscles and teeth.

Antoaneta Dimitrova, Professor Comparative Governance, presented the Cleveringa Lecture at the Vaclav Havel Library in Prague last week. We spoke to her about her experience.

'We are very happy with this recognition! The great thing about this prize is that it celebrates team effort', Joanne Mouthaan responds to the Casimir Prize for the education project 'E-learning Suicide Prevention'. Colleague Maartje Schoorl calls the prize the icing on the cake of good education in…

All students receiving their bachelor diploma in Political Science last week had a reason or two to celebrate. Two of them especially so: they won the annual award for the best thesis in the International Relations and Organisations and the Politicologie/Internationale Politiek programmes. Congratulations,…

Jan Aart Scholte is the first professor on the new Leiden interdisciplinary programme, Global Transformations and Governance Challenges. He researches how to tackle global challenges such as climate change and inequality. Inaugural lecture on 4 February.

On 5 May we celebrate freedom, a basic human right that should not be taken for granted. We asked international students and staff what it means to them.

Bodies come in all different shapes and sizes. For his PhD, Andries Hiskes researched the disabled body and the reactions it can bring.

Students in the third year of the BA International Studies programme follow the Practicing International Studies (PRINS) consultancy course. They conduct a project put forward by real clients and then present them with their research results. PRINS is so successful that it has now been running for 10…

Here we highlight the achievements of our latest PhD graduates, each of whom has made significant contributions to the advancement of the field of (bio)pharmaceutical sciences.

Marion Pluskota is the new post-doc on Manon van der Heijden's 'Crime and Gender' project.

Two Leiden Science researchers received an NWO-XS grant for their research. Both projects are highly promising, but also high-risk. Macrophages that trap bacteria and data storage made from 2D materials convinced the board of their potential.

On Thursday 11 December 2025, Daan Roovers, the philosopher and former Denker des Vaderlands (Philosopher Laureate), will give the 54th Huizinga Lecture at the Stadsgehoorzaal in Leiden. Under the title What’s at stake: The boundaries of politics and fair play, she will reinterpret Johan Huizinga’s…

In September 2025 Leiden University hosted a greatly successful academic conference "Care and the Jewish Experience" organized by the Leiden Jewish Studies Network. Among our guests and presenters were academics from many universities, many disciplines and at different stages of their academic caree…

The impact of war extends beyond destroyed buildings and torn families. In bilingual Ukraine, the ongoing war with Russia is a major driver for increasingly discarding the Russian language. What does this mean for the position of Russian in Ukraine?

This masterclass examines the idea of disegno in relation to the early modern decorative arts by investigating the collection of Italian design drawings in the Rijksmuseum. Meaning both design and drawing, disegno was a fundamental concept in the development of artistic theory in early modern Europe…

A consortium made up of Leiden University (Institute of Public Administration/Digitalisation & Public Policy, Bram Klievink, Sarah Giest, Bart Schermer), VU (Professor Fabio Massacci), TU Delft, TNO, and Thales has been awarded a NWO grant of 1.5 million euros. This research project looks into the ‘metadata…