Islamic State may be losing ground rapidly, but Syrian President Assad's position is gaining strength. His torture chambers and the battlefield are scenes of countless criminal acts. Will these crimes ever come to trial, at the International Criminal Court, for example?

Pui Chi Lai (35) has a lot on her plate, being a study adviser and coordinator of studies for two bachelor's programmes and two master's programmes. Alongside her job, however, she does not sit still and follows a PhD trajectory at the University of Macau.

During his PhD research, mathematician Tyron Lardy worked on a new approach to hypothesis testing. Instead of the traditional p-value, he uses so-called e-values. These turn out to be more flexible – especially when you want to look at your results midway through the study.

This is a call for papers for the upcoming tenth issue of the Journal of the Lucas Graduate Conference (JLGC), intended to be published by the end of this year.

A staggering 6.5 billion chicks are killed worldwide every year. These are generally male chicks that are of no economic value. In Ovo has developed technology that can quickly determine the sex of a chick, to ensure that only female chicks are hatched. The first 150,000 chicks have now hatched in this…

On I February 2018, at 15.00 hrs, Charlotte Vrendenbarg will defend her PhD dissertation ‘Proceskostenveroordeling en toegang tot de rechter in IE-zaken. Regelingen over proceskosten getoetst aan het EU-recht’ (Litigation costs orders and access to the courts in IP cases. A comparison of litigation…

While health data is essential for scientific research, that data also needs to be protected. In her doctoral thesis, Irith Kist found a balance between protecting the individual and exchanging health data.

Infecting each other with viruses and bacteria while protecting yourself with medicines and vaccinations. Sounds like a fun evening, right? Master students Life Science & Technology Rafael Jezior and Dennis de Beeld certainly think so. Together, they developed ImmunoWars: an exciting card game based…

Arjan Louwen (MA) will start a PhD research project on the social and ideological aspects of Late Bronze Age and Early Iron Age cremation graves in continental Northwest Europe (1100-500 BC): Breaking and making the ancestors. Making sense of the inconspicuous 99% of urnfield graves.

The research of Cathelijn Waaijer shows that scientific careers and especially their early part consist of a succession of short-term posts, or ‘quanta’; hence the title of the dissertation 'Quantized Careers'. PhD defence 24 November, 2016.

The book ‘Geleerde Zorgen: twee eeuwen academische geneeskunde in Leiden’ (‘Learned Care: two centuries of academic medicine in Leiden’) was presented on 16 December to Annetje Ottow (President of the Executive Board of Leiden University) and Pancras Hogendoorn, Dean and member of the Executive Board…

Researchers need to work in specialized environments when they work with dangerous bacteria and viruses. These microbes spread easily, so only in labs with a high biosafety levels they can be studied. Unfortunately, to look at the microbes properly, expensive microscopes are needed that are not always…

On the 9th of November 2022, 149 groups of last year's primary school children from 31 schools around the Netherlands had the opportunity to become social scientists for a day, researching their own social environment in a Citizen Science project called ‘Wij vinden!” (We find!)

Historians have long known that Catholics played a significant role in the Revolt of the Netherlands (1520-1635). But what did the Revolt mean to individual Catholics? Professor of Early Modern Dutch history Judith Pollman has published a book on the subject.

Last week’s sunny Lowlands festival was not just an occasion for partying and dancing. Visitors were also given a glimpse – as test volunteers – into scientific research. How do you conduct research on fear and silent communication at a festival?

Documenting and preserving rock art in the Pakistani Himalayas; this was the aim of the ‘Karakorum Rescue Project’ to which students at the Honours College Archaeology contributed. A Leiden exhibition visualises the project: ‘There is something magical about it.’

Did Francisco de Valdés indeed spare Leiden because his beloved Magdalena Moons had family living here? Historian Raymond Fagel gave a lecture on 24 September on the siege of Leiden, looking at the many myths that still exist.

On 12 September 2024, the official ceremony opening the academic year 24-25 for students of the European Law master’s programme took place at Leiden Law School, organised by the Europa Institute.

On 11 May the House of Representatives voted in favour of a law that will enable some sectors to reopen sooner than planned with the aid of test certificates. Political philosopher Josette Daemen is critical of the new legislation. ‘Just because we get used to measures doesn’t make them desirable.’

Sandy Overgaauw has been awarded a 25,000 euro grant from the LUF for her research into PTSD in Syrian refugee children in the Netherlands. The research should lead to a screening method that can be used to determine which children are at higher risk of developing posttraumatic stress disorder (PTSD…

The Honours College Law (HC Law) is soon going to look very different. What does the HC Law currently do, and what’s going to change? Why should you apply for it? To answer these questions, we spoke to Maartje van der Woude, Designated Professor at the HC Law. She’s designing the new programme in collaboration…

What is the impact of terrorism? Researchers Jeanine de Roy van Zuijdewijn and Jessica Sciarone looked at ten jihadi attacks and concluded that there are major differences between European countries.

The Capacity to Innovate is a recently published book by Sarah Giest, Assistant Professor at the Institute of Public Administration. In this article Sarah gives insight in the main findings of the book and the experience developing it.

EUROTYPES is a research project developed by political scientist Adina Akbik, for which she recently received a European Research Council Starting Grant. Her aim is to examine the impact of cultural stereotypes in European multi-level policy enforcement. One of EUROTYPES' innovations lies in its focus.…

In her dissertation, political scientist Alessia Aspide explores how public attitudes toward fiscal policy are formed. Her key finding: fiscal preferences are not shaped in a vacuum, but are deeply embedded in institutional, political, and societal contexts.

Over 170 SUNRISE’s stakeholders gathered on June 17-18 at the Academy Palace of Brussels, in connection with the EU Sustainable Energy Week, as one of the Energy Days. Renewable energy experts from Academia, Industry and Policy addressed the current state of the initiative and its priority research…

A job thanks to COVID—something not many people can claim. But PhD candidate Vera Arntzen can. Over the past four years, she has mapped two crucial characteristics of SARS-CoV-2 infections. Thanks to her research, experts can now make well-informed decisions on matters like quarantine duration, which…

How do Nepalese exiles in England celebrate their festivals? What are North Korean monuments doing in Zimbabwe? The ‘Heritage on the Move’ exhibition shows what happens to cultures under the influence of migration. From 3 December to 7 January in Leiden University's Oude UB.

Sinologist Florian Schneider was awarded the LUS Teaching Prize, officially making him this year’s best Leiden University lecturer. Schneider was commended for his innovative teaching methods based on role-playing.

On 3 July, students of the Leiden Leadership Programme received their certificates in the Marekerk church in Leiden. During the festive closing ceremony, it became clear that humanity and leadership go hand in hand. ‘As a leader, you have to listen, observe and acknowledge problems.’

Scientists, and not only those in the social sciences and humanities, think that valorisation is mainly about economic profit. This is what Stefan de Jong writes in his PhD dissertation. His advice: spread knowledge about valorisation; that way it’s facts that determine the valorisation debate, and…

Researchers from the University of Oxford’s Bodleian Libraries and from universities in the Netherlands have used high-tech imaging to uncover the details of a rare Mexican codex dating from before the colonisation of America.

Promovendus Tristan Mostert onderzocht de ‘kruidnageljacht’ op de Ambonse eilanden en ontdekte dat VOC-gouverneurs extreme tactieken gebruikten.

Gerrit van Dijk was born on 14th August 1939 in Kampen. He studied Mathematics in Utrecht where he also received his PhD in 1969 on the thesis ‘Spherical functions on the p-adic group PGL(2)’. His supervisor was prof. dr. T.A. Springer. The academic year 1969-1970 he spent in Princeton, at the Institute…

The availability of natural resources, the energy transition, the importance of circularity and our dependence on China. This and more is what Professor of Industrial Ecology René Kleijn's inaugural lecture is about.

The Sanquin blood bank gathers data on every donation. Around 720,000 donations are made every year. ‘That generates a mountain of highly valuable data,’ says Leiden PhD candidate Marieke Vinkenoog.

Photosynthesis is the origin of life on earth, but it is a phenomenon that is still barely understood. Take, for example, the extremely efficient mechanism of electron transport. Leiden researchers demonstrate for the first time where one particular cause of this might be found.

Registering your hypothesis and analysis plan online before starting your study – why should researchers bother? Henk van Steenbergen, a researcher in cognitive psychology, decided to give it a try. 'I used it as an exercise in open science.'

Professor of Higher Education Estela Mara Bensimon approaches diversity from a specific viewpoint. Examine and reflect on your own motives, is her advice to lecturers. Do you know for sure that you don't treat students from minority groups differently?

A new executive board has been installed at NeCEN, a state-of-the art facility that offers the most advanced cryo-electron microscopes worldwide. The new board members are full of excitement: what are their ideas for the future of the facility?

Not experiments and lab coats, but computers and artificial intelligence: this year's Nobel Prize in Chemistry went to the inventors of the groundbreaking AI model, AlphaFold. This programme accurately predicts protein structures based on their genetic code—a crucial step in understanding biological…

Help us spot and clean up the plastic in the canals of Leiden! Leiden University is calling on the good folk of Leiden to help our researchers study the plastic in the city’s canals. And if you’d like our canals to be plastic-free, why not donate towards a fleet of canoes to clean them up?

Call for Papers: Imperial Artefacts. History, Law, and the Looting of Cultural Property

Proud family members, lecturers and, above all, students congregated in the Van Steenis building on 27 June to celebrate the students' having completed the Preparatory Study Year in Leiden.

Marie Curie once said: I have no dress except the one I wear every day. If you are going to be kind enough to give me one, please let it be practical and dark so that I can put it on afterwards to go to the laboratory.

The Faculty of Science has received no less than seven Veni grants this year. Camila Correa, Max van Duijn, Stéphanie van der Pas, Sergii Pud, Mónica Varela Álvarez, Joseph Callingham, and Melissa McClure will receive a maximum of 250,000 euros to further develop their own research ideas over a three-year…

Crucial information about research, funding or how university rankings are created is often not freely accessible. The Barcelona Declaration on Open Research Information calls for such information to be made open. Professor Ludo Waltman is one of its initiators. What needs to change?

On December 1st, Maria Vasile attended the annual meeting of Wallonia’s Mouvement d’Action Paysanne (MAP) (Peasant Action Movement). The members of the MAP gather on this particular day to celebrate St. Eloi, who is recognized as the saint patron of farmers and of the working class, more generally.…

How adolescents perceive parenting is related to their mood. Differences between the perspectives of parents and adolescents are also of importance for adolescents’ mood. That is what research by Loes Janssen and her Leiden University colleagues in Clinical Psychology shows. Open Access publication…

Leiden researchers from different disciplines look together at complex social problems. What happens when they join forces with artists? The results could be seen on Tuesday 11 June during a unique exhibition. Take a look for yourself: