Psychologist Hilmar Zech found that overweight people are actually more attracted to food pictures after eating than before. He did so using an old research method that he revamped for use on smartphones. Zech will defend his PhD on 30 April.

How can you increase the effectiveness of inspectors using responsible artificial intelligence (AI)? This is the question the Innovation Center for Artificial Intelligence (ICAI) Lab AI4Oversight is tackling. By developing algorithms and methods, they try to provide optimal support for, for example,…

Koen de Ceuster, university lecturer for Korea Studies at the Leiden University Institute for Area Studies, was interviewed on the NKNews Podcast about art in North Korea. He speaks about the role of art in North Korean society, art ‘business’, and argues why it is not possible to separate propaganda…

Per 1 september 2021 is de stad Leiden een heuse stadscriminoloog rijker. Marianne Franken gaat in een vier jaar durend promotieproject onderzoek doen naar de veiligheidsbeleving van Leidse burgers.

Tjerk Oosterkamp of the Leiden Institute of Physics managed to do the first-ever measurement of gravity on a tiny particle - just 0.43 milligrams - where the quantum regime starts. He explains in Physics World why this is so challenging.

Martin Berger was asked by the FIFA Museum in Zürich to help develop an exposition on the origins of football. In line with his expertise, he worked on the part of the online exposition that was about the Mesoamerican ballgame.

On 30 June, the Center for Law and Digital Technologies of Leiden University (eLaw) will hold the annual Hans Franken Lecture. This year, the lecture will be held by Jan Kleijssen, the recently retired human rights director at the Council of Europe. The title of the lecture is: 'AI and Human Rights'…

In a new Social Europe article, Salvador Santino Regilme, Associate Professor of International Relations at Leiden University, warns that the EU must radically rethink how it funds its security—before it is too late.

Organisation

Mahatma Gandhi’s quote “Be the change you wish to see in this world” was taken quite literally by some of our BA International Studies students, as they set up their own NGO, Positive Debt, in cooperation with students from Kyambogo University in Uganda. The NGO helps single mothers in Uganda with m…

Organisation

Beneath the glittering surface image of K-pop idols lies the Dorian Grey-like heart of an industry that abuses and discards its trainees and stars. It is a system of absolute power, that will be unable to uphold its image of a positive global influence. According to Aleydis Nissen, researcher at Leiden…

When deciding what to study you undoubtedly read a lot of information about your study programme. Leiden University employs various systems to provide information about programmes and courses and to facilitate communication between lecturers and students.

2025 was a year to remember at our faculty. We celebrated our 450th anniversary, launched new degree programmes and welcomed many inspiring speakers, yet we also felt the weight of budget constraints. Our year in a nutshell:

Dutch troops, judges and politicians collectively condoned and concealed the systematic use of extreme violence during the Indonesian War of Independence. Historians have now shown how this could happen. ‘It was scandal management rather than prevention,’ says Leiden historian and research leader Gert…

In a landmark ruling, the International Court of Justice says that states are obliged to protect the climate. Jolein Holtz, a climate and human rights expert, believes the Court is too vague about the impact for future generations: ‘A missed opportunity’.

Minority governments only become an option when attempts to form a government collapse. PhD candidate Corné Smit explored why such governments have become rare in the Netherlands and what advantages they might offer. ‘Broad majority coalitions often fail to make substantial progress on key issues.’

The Philip C. Jessup International Law Moot Court Competition is the world’s largest moot court competition. The Competition is a simulation of a fictional dispute between countries before the International Court of Justice. This year more than 570 law schools from across the world participated.

It was pouring with rain during the Opening of the Faculty Year, but in the Oranjerie, Dean Henk te Velde had a positive message for those present: the faculty is in better financial shape than expected, and a reorganisation is therefore off the table.

On June 30, eLaw - Center for Law and Digital Technologies of Leiden University organised the annual Hans Franken Lecture. This year the lecture was delivered by Jan Kleijssen, former Human Rights Director at the Council of Europe.

Media outlets Investico, de Groene Amsterdammer and Trouw reported on the wide-scale collection by the Dutch police of personal data of demonstrators and their family members. Bart Schermer, Professor of Privacy and Cybercrime, commented on the issue.

Tobias Müller, post-doctoral researcher in the field of Terrorism and Political Violence at ISGA, writes how together, religious groups and scientists can be a powerful force for a liveable planet.

The South African poet and author Antjie Krog gave the 37th Albert Verwey Lecture in the Great Auditorium in the Academy Building on 18 November. Inspired by Verwey’s poem ‘De zegger van verzen’, Krog’s lecture was a polyphonic and multilingual love letter to poetry.

Education, Research

Education

Leiden University and four other parties have signed a declaration in which they agree to improve the well-being of students in Leiden. They signed this Declaration on Student Well-Being on 5 April at the Leidsch Besturendiner, a dinner for student associations, universities, local government and bu…

Italian nurse Daniela Poggiali was arrested and convicted of murdering two hospital patients in 2014. Her case attracted the attention of Leiden statistician Richard Gill. After his investigation, together with an Italian colleague, Poggiali was acquitted last autumn. Together with fellow statisticians,…

Prisoners who are visited regularly by family or friends are less likely to be reconvicted in the short term than inmates who rarely or never receive visits. Visits should therefore be encouraged and facilitated, according to PhD candidate Maria Berghuis, who will defend her doctoral thesis on 23 June…

Wars, climate change and the effects of covid have caused a global decline in children’s well-being. In her inaugural lecture Ann Skelton, Professor of Children’s Rights in a Sustainable World, points to the disastrous effects of multiple interacting crises.

Over 20,000 students, lecturers, administrators, support staff and many others protested on 25 November against the plans to make billions of cuts to higher education. Students and staff from Leiden University also travelled to The Hague to voice their objections to the disastrous plans.

eLaw - Center of Law and Digital technologies from Leiden Law School, and the Vascular Surgery Department at Leiden University Medical Centre in the Netherlands, join forces to explore the use of AI for diabetes and secondary prevention of diabetic foot problems and won a prize for it.

Arbeidsuitbuiting van migranten wordt als een vorm van het strafrechtelijke delict mensenhandel beschouwd. De rechtspositie van de slachtoffers is mede daardoor ondergeschikt aan de strafrechtelijke procedure. Dat kan en moet anders, stelt Gerrie Lodder in haar proefschrift. Promotie op 21 april 202…

On 1 July – Keti Koti, in the year ahead, our university community will be able to reflect extensively on the history of slavery by engaging in research, education and many other activities.

Staff at Dutch youth care services sometimes put parents under pressure to cooperate 'voluntarily'. There are instances when children are removed from the home without the approval of the court. This may have some benefits from the perspective of the support services, but in legal circles there are…

What’s at stake at the NATO summit in The Hague? Three academics from Leiden share their insights.

Luca Giomi has the first results of his ERC consolidator grant. He discovered that epithelial cells move collectively but in different ways, depending on the scale you look at. It is hexatic at small scales, and becomes nematic at larger scales: it is a multiscale order. This collective movement of…

It is with deep sorrow that we share the news that our dear colleague Andrea Evers passed away on Monday, 4 August 2025. Since 2013, Andrea had been affiliated with the Faculty of Social and Behavioural Sciences at Leiden University as Professor of Health Psychology. She was an undeniable driving force…

On 22 January, a panel of international experts on nuclear deterrence gathered at the Campus The Hague to discuss the future of nuclear deterrence in Europe. The panel addressed key aspects of nuclear strategy and the impact of Russia's nuclear rhetoric in the context of the war in Ukraine.

Traces of the past remain hidden in rivers, lakes and seas. In his inaugural lecture Martijn Manders will explain why underwater archaeology is important to understanding our history.

Digital journalism is transforming the way in which information and communication technologies are used by media workers. With this change journalist practices, norms and values are also being reshaped. This is the conclusion of Tomás Dodds PhD research.

As Professor of Literature, Culture and Law, Frans Willem Korsten explores the interplay between literature and law. These are two disciplines that most people wouldn’t immediately connect, but Korsten can see a lot of common ground between them. ‘A fictional story can have a huge impact on law.’

The Ministry of Justice and Security and Leiden Law School are planning to collaborate on a more structural basis. This is the outcome of a meeting that took place at the Academy Building in Leiden on 19 October. Those present at the meeting included the Minister for Legal Protection, Franc Weerwind,…

Dutch and Flemish partners, including Leiden University, are joining forces as the European Digital Media Observatory (EDMO) in the fight against the spread of fake news, and have received the support of the European Commission.

Juan Masullo (Leiden University Institute of Political Science) receives a grant from the Elise Mathilde Fund/Leiden University Fund to conduct his research project ‘Forging an Anti-Mafia Culture: Observational and Experimental Evidence from Italy’. Masullo aims to find out what ordinary Italians think…

After three years of courses, exercises, debating and reflecting, Honours College students received their certificate during a festive ceremony. Even more than with the certificate as such, attendees were pleased with the way Honours enables students to deal with an increasingly complex world.

Eva Loeve (22), a fourth-year student of Cultural Anthropology, worked for five months at Centre for Research on Multinational Corporations (SOMO). At the end of May 2021, the report "Spinning Around Workers' Rights" about working conditions in spinning mills in South India was published, on which Eva…

Human cells are protecting their proteins from unfolding and aggregating. That's what biophysicist Alireza Mashaghi and his team discovered after seven years of in-depth research into the folding mechanisms of proteins. With an unprecedented approach, the team was able to study the folding of a single…

Connecting scientific fields, enhancing research and teaching, and providing innovative solutions to complex social issues: that is the idea behind interdisciplinary research. What did the university achieve in 2024? A small sample.