Research

Did your colleagues develop an inspiring educational innovation? Or, did you collaborate with teachers and/or support staff to do so? You can nominate them for the Casimir Prize!

For her research into complex family problems, an assistant professor in Forensic Family and Youth Care Studies Sabine van der Asdonk has won the Gratama Science Prize 2021, a prize for talented young researchers from the universities of Leiden and Groningen. The jury praised Van der Asdonk’s excellent…

An international team of astronomers has discovered a large reservoir of hot gas in the cluster-in-formation around the Spiderweb Galaxy. Based partly on that hot gas, the astronomers predict that the cluster-in-formation will grow into one of the largest objects in the universe. A step closer to discovering…

An international team of researchers led by astronomers from Leiden University (the Netherlands) has produced the first sharp radio maps of the universe at low frequencies. Thanks to a new calibration technique, they bypassed the disturbances of the Earth's ionosphere. They used the new method to study…

In January, Dr Karsten Lambers was appointed as Professor of Digital and Computational Archaeology at Leiden University's Faculty of Archaeology. With his extensive background in both archaeological research and computational sciences, the installation of Professor Lambers further strengthens this discipline…

The academy is designed to promote student well-being and to prepare students for the labour market.

Leiden PhD candidate Jo-Anne Verschoor discovered that nearly twenty percent of the bacterial strains she studied could degrade plastic, though they needed some encouragement to do so. ‘Bacteria are just like people,’ says Verschoor. Her research was published in the journal Communications Biology,…

A bacterium hiding from the immune system and picking up bits of DNA from its environment. The result: gaining new traits, such as better protection against antibiotics. Fortunately, we have not found such a damning scenario yet. However, PhD student Renée Kapteijn did find the first clues, which…

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?

The rising energy prices cannot have escaped anyone’s notice. They have dominated the news in recent months. As a university, we too face a big challenge as the prices continue to rise. We will all have to do our bit in the coming months, also in view of the climate crisis that we want to help resol…

Last Saturday, Wijnhaven Campus and the Anna van Buerenplein were the setting for the first 'on campus' Experience Days in The Hague since the restrictive measures in higher education were introduced in March 2020. Spread over the day, some 200 students visited the campus to delve deeper into the 3…

Starting 1 January 2023, Matthias Haentjens has been appointed as Professor of Civil Law at Leiden University. His expertise lies in the field of property law, insolvency law, and private international law.

Leiden University has awarded its prestigious University Medal to Emeritus Professor Lex van der Eb. As a pioneer in genetics and molecular biology, he received this honour for his services to science and his key role in the development of the Leiden Bio Science Park (LBSP).

To understand how the brain works, it is essential to map it out in detail. This appears to be possible with a microscopy technique in which Leiden physicists excel. This breakthrough could significantly advance the human quest to understand brain functions.

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.

Using the James Webb Space Telescope, an international team of researchers, including Leiden Professor of Molecular Astrophysics Ewine van Dishoeck, has discovered a palette of hydrocarbons in a planet-forming disc around a young, low-mass star. The results confirm that discs around very lightweight…

Many of the language rules we use today were formulated in the 17th and 18th centuries. In a dual track at the universities of Leiden and Brussels, PhD candidate Eline Lismont investigated why some rules became successful while other rules were quickly forgotten.

Archaeology is also digging with computers. This digital quest to find out how we humans lived in the past is what Karsten Lambers likes doing most. He is the first Professor of Digital and Computational Archaeology in the country. ‘A dream come true.’

The universities of Delft, Leiden and Rotterdam are working together to show their students what artificial intelligence (AI) means for their own field. Three AI minors will start in the 2022 – 2023 academic year and will answer questions such as: ‘How best can you use AI in your research discipline?’…

A team of European astronomers has found a silicate-based weather system on a cloudy gas planet around the star WASP-107. It is the first time astronomers have found silicate clouds and rain. They also conclude that temperatures deeper in the atmosphere are rising rapidly. 'The presence of clouds has…

As part of the final project for the Islam in South and Southeast Asia course (taught by Dr Verena Meyer), students were tasked with creating podcasts that delve into significant cultural and historical topics related to the region. Two students, Roma Bhiekhemsing and Shaneeva Bean, have chosen to share…

The nominees for the IRO thesis prize 2023 and the Prof. Dr. J.Th.J. van den Berg-prijs 2023. Who wrote the best bachelor theses in Political Science?

The author Manon Uphoff from Utrecht will be Leiden University’s new ‘writer in residence’ from autumn 2025. As the writer in residence, Uphoff will contribute to several courses on writing offered by the BA Dutch Language and Culture programme.

What role does the frontal lobe play in understanding sentences? Assistant professor Jurriaan Witteman has received a grant to replicate a leading study on this question. ‘As there is some doubt about the reliability of existing neuroimaging results, it’s important to replicate influential studies.’

A European team of astronomers has discovered the largest stellar black hole in the Milky Way. It is more than thirty times as massive as our sun and is located in the constellation of Aquila, about two thousand light-years from Earth. The astronomers stumbled upon the black hole by chance while preparing…

Astronomer Joseph Callingham and his team have observed for the first time a clear signal from a giant burst from a star outside our solar system. This would have a devastating impact on any unfortunate planet orbiting the star.

From academic freedom to security and medical breakthroughs: during Leiden University’s 451st Dies Natalis, the speakers reflected on the role of universities in a world of social and geopolitical tensions.

Elise Dusseldorp has been appointed Professor in the Methodology and Statistics of Psychological Research. In the same way that she spends her spare time rambling through the forest, as a professor she sifts through colleagues’ research data. ‘I often come across information that doesn’t appear in the…

Persian stories with beautiful miniatures, letters on papyrus from Egyptian traders and medicinal manuscripts translated from Greek and edited in Arabic. Studium Generale organizes a lecture series on the world-famous manuscripts from the Middle East collection of Leiden University Libraries (UBL).…

Dissociation is a common symptom in borderline personality disorder and is associated with an increased risk of suicidality and self-harm. Dialectical behaviour therapist Anne Krause-Utz has written a book for clinicians, researchers and students who want to better understand and recognise the pheno…

Over the past five years, medical anthropologist Annemarie Samuels has studied palliative care in different parts of the world. Over the next five years, she will focus on end-of-life care in the Netherlands. 'Everyone has the right to good care at the end of their life, but what that means differs…

The University believes it is important that you are happy in your work. This is why we gauge your opinion with the personnel monitor. We use the results to make improvements that enhance job satisfaction.

Lecture

On Monday 23 January 2023 J.T.P. (Hans) de Bruijn passed away at the age of 91. Until 1995 he held the Chair of New Persian Language and Culture at Leiden University.

Adults who lost a parent during childhood tend to experience greater attachment anxiety in romantic relationships, according to Carline van Heijningen’s doctoral research. However, this anxiety was less pronounced among those who recall having a strong bond with their deceased parent during childhoo…

What do you derive your self-esteem from? Not a question you would quickly expect in a course on leadership. Lecturer Michel Don Michaloliákos opted for a unique approach to 'A Taste of Leadership', an Honours course with introspection as its core theme.

The Faculty of Humanities' Justice, Equity, Diversity and Inclusion (JEDI) Fund provides small grants to initiatives in support of diversity and inclusion, with specific emphasis on creating an inclusive learning environment.

An impressive speech by Dean Jasper Knoester, a lecture by top researcher Mario van der Stelt about brain messengers, and the presentation of the faculty awards. 2025 begins on a hopeful and festive note, with a toast to a year of fruitful collaboration within and beyond the faculty.

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…

For people who are seriously ill, an empathetic doctor can make a world of difference. Psychologist Janine Westendorp examined helpful and harmful communication in the consulting room. ‘It’s very important to stress that you are always there supporting the person, even if there’s no cure.’

What happens in the brains of people with psychiatric illnesses? With a €23.23 million gravity grant, scientists from different fields will search for biological causes over the next decade. ‘By joining forces, we hope to improve diagnosis and treatment for patients with these diseases.’

The Netherlands is known globally for being a champion of equality. But is it really? On 8 March, International Women's Day, three Leiden experts reflect on this year's national theme: #NietMijnRecht (#NotMyRight)

Lecture

Lecture, Language and the Human Past

Scrap the radical cuts to research and teaching. This was researchers and students’ message to government at the opening of the new academic year. Various speakers in Leiden’s Pieterskerk highlighted the importance of science for society.

This February Metje Postma will stop teaching and retire. But she is not done with the discipline yet: she will finish her PhD and there are still five films on the shelf that she plans to complete.

Writers are not just storytellers: with their novels, tales and critiques they broaden the social imagination, reflect on societal developments and sometimes put new themes on the map. This can easily lead to a conflict because writers and literati often think very differently about issues such as…

Lecture