A 35-year-old uranium crystal will not disclose its secret: what causes a dramatic phase transition at 17.5 Kelvin? Thanks to a new artificial intelligence approach, half of the possible explanations are excluded, but the definitive answer remains to be found. 'It is very frustrating', says physicist…

Conference

Here, you can browse the publications of the Navigation Lab Leiden:

The Institute of Criminal Law and Criminology conducts extensive research on imprisonment. Sending a person to prison is the most severe form of punishment that can be applied in the criminal justice systems of European countries. In most countries, the number of prisoners has risen in recent decades.…

PhD defence

Not only dark matter, but also ordinary matter and dark energy are tracked in the largest ever cosmological computer simulation ever. In the FLAMINGO simulations, you can see virtual galaxies and clusters of galaxies emerging over the course of billions of years. This is no easy task: with more than…

A single tiny molecule that can destroy flu, corona, HIV and Zika viruses? Yes, it really does exist. Biophysicist Niek van Hilten, who will receive his doctorate on 14 September, contributed to this discovery.

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…

The Leiden Institute of Advanced Computer Science congratulates alumnus Pepijn van Heiningen and the with the Technische Hochschule Köln shared PhD-student Samineh Bagheri. At the SSCI 2016 conference on computational intelligence in Athens last week, both of them won an award for the high quality of…

Extremely painful chronic cluster headaches – sometimes referred to as ‘suicide headaches’ – can be prevented by stimulating the occipital nerve in the back of the head, according to research conducted by Professor Emeritus of Neurology Michel Ferrari from Leiden University Medical Center (LUMC). The…

Seger Kersbergen studied the Cabo Verdean nightlife in Rotterdam. He explains how their music describes their nightlife and daily lives.

This week the regional court in The Hague gave a ruling that has attracted international attention. The State of the Netherlands (Ministry of Social Affairs) was taken to court by two famous writers, Wieringa and Februari, several NGOs and a trade union.

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.

Our banking, DigiD and sensitive medical data: what if our entire digital infrastructure can no longer be trusted? Jelle Don has this question permanently in mind as he goes about his research. And that is no bad thing because without new digital security measures, our society will be extremely vuln…

Florian Herrendorf has won the Fruin Prize 2023. His thesis was chosen out of 11 nominees as the best master's thesis in history studies.

With a large majority of votes, drug researcher Alireza Mashaghi Tabari was chosen Discoverer of the Year 2017 of the Faculty of Science. This was announced by Rector Carel Stolker during the faculty’s New Year's reception on 9 January. Computer scientist Kristian Rietveld became Teacher of the Year…

Psychologist Bernou Melisse was shocked at the long waiting lists in the Netherlands for people with binge-eating disorders. The problem was not yet on the map in Saudi Arabia. She therefore decided to study how people suffering from binge eating can be helped better in their own region of the world.…

'After my BA International Studies I decided to do the MA International Relations, and that proved to be a good choice,' Mats Radeck (23, Trier, Germany) says. He is in the last phase of the MA, working on his thesis on

The students from the Leiden University Green Office have big ambitions and have outlined their recommendations in a new Green Paper. Like being the most sustainable university in the world by 2030. Students Janey Franssen and Job Kemperman are two of the paper’s authors. How do they want to achieve…

Niels van Leeuwen is enrolled in the Master Public Administration: Economics & Governance. During the first stage of his master, he did an internship in the United States, at the economic affairs department of the Royal Netherlands Consulate General in Chicago. ‘There are more ways that lead to Rome…

Older children more frequently link Black Pete with a black person. Both younger and older children think positively about him. This is the conclusion of a study conducted by Judi Mesman, Professor of Diversity in Parenting and Development.

Recent studies have shown that Dutch secondary school pupils experience a great deal of stress from school work, and between 2001 and 2007 the number of adolescents experiencing school stress even doubled. The study carried out by Simone Vogelaar focuses on stress factors and the effectiveness of the…

In May and June of 2021, Bachelor 1 and 2 students of the Faculty of Archaeology joined in the excavation at Oss. After the fieldwork itself, a second post-excavations week started in Leiden where each of them participated in small groups conducting archaeological find processing and working on creative…

After a detour via the ANWB in Munich, alumna Manon Schouten works as a history teacher at two schools. ‘It's so rewarding to see the material resonate with students.’

Using an innovative method, psychologist Loes Janssen and colleagues measure how long and how often parent and child are close in daily life, and how they experience that togetherness. The researchers combine ‘Bluetooth low energy beacons’ with the smartphone app Ethica to track participants' physical…

The description of a painting directly affects how children look at that artwork. This was discovered by psychologist Francesco Walker in the Rijksmuseum. Another finding presented in his article in Nature - Scientific Reports is that giving children information intended for adults has the same effect…

Astronomers have used data from the European Gaia Space Telescope to discover 55 high-speed stars launched from the young star cluster R136 in the Large Magellanic Cloud, a satellite galaxy of the Milky Way. This increases tenfold the number of known “runaway stars” in this region. The team of astronomers,…

The norms, institutions and power relations that have defined the last decades of international political and economic relations in the European Union are undergoing major transformations. With the return of competition between great and ambitious powers, like the US, China, EU and Russia, the need…

In the Pioneers of Leiden University series we talk to past and present students who were the first in their families to go to university. In this third instalment we talk to Jos Schaeken (1962) dean of the Honours Academy and Professor of Slavic and Baltic languages and Cultural History: 'I had to…

Workshop

Workshop

Workshop

Workshop

Workshop

Electronic versions of our publications can be obtained by sending an e-mail to Esther van den Bos: bosejvanden@fsw.leidenuniv.nl

The end of the year often means looking back with lists, overviews and stories. This combines nicely in a list of all the books published this year by various political scientists at Leiden University. Indeed, in terms of books, these scholars have certainly not been idle. A unique collection of stories,…

The 'language analysis interview' on the basis of which the Immigration and Naturalisation Department attempts to determine where an asylum-seeker without any documents comes from, does not meet the criteria of reliability and validity. Joachim Detailleur, student of Arabic, substantiates this statement…

Cognitive neuroscience gives us a glimpse into our brain activity; it allows us to learn more about ourselves. Or do brain scans actually not say very much about who we are? Philosopher Annemarie van Stee examines four myths about neuroscience and self-understanding.

The genetic code of the new coronavirus has been found: it is closely related to the SARS virus from 2003. Professor of Molecular Virology, Eric Snijder, has been researching coronaviruses for years. We asked him a few questions about the outbreak. ‘It’s still unclear whether this new virus is more…

For thirty years, the Dutch Newspaper AD conducted an annual search for the best herring. This came to an end when economist Ben Vollaard, based on a statistical analysis, claimed it was rigged. But that claim doesn't smell right, says Leiden statistician Richard Gill. ‘The way you code and process…

Anke Klein and her team have devised a fun and useful app to help anxious children. In the app, children can upload a video of themselves showing, for example, something that went well for them and share their success with parents, granny or grandad. Developmental psychologist Klein talks about the…

The out of control ‘Project X’ event in Haren, hooligans who arrange to meet up to fight and beach riots at the Hoek van Holland: group violence is increasingly hitting the headlines. Are those who took part seasoned criminals? And what characteristics do group offenders have? PhD defence on 29 September…

Lecture

Lecture

Arts and leisure, Arts and leisure

Two Leiden students stand a chance of winning the ECHO Award for Higher Education. Deniz Rana Kuseyri (Rana for short) and Ruşen Koç are two of the six finalists for this annual national prize that is awarded to students who promote diversity and inclusion in their own discipline.

Lecture

Lecture

PhD defence