YAL raises its voice on policy matters.

The conflict between Israel and Hamas has had a clear impact on Leiden University. Students and staff are angry or scared, feel unsafe and are experiencing group pressure.

Many people have fled to the Netherlands since the outbreak of war in Ukraine, including students. But even before this war, students with refugee backgrounds were eager to study at Leiden University. How does the University help young people from various backgrounds find their way around the Dutch…

Thijs Porck, expert in medieval English, has won the LUCAS Public Prize because he has made his research and education visible to a wider audience. Thijs has reached the national media, secondary schools and a lot of views with his blogs and videos. The prize consists of a certificate, trophy, 1000…

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…

What can papyri teach us about antiquity? Students of papyrology in Leiden try to answer questions about life in antiquity aided by papyri from our collection.

Is it ethical to freely redistribute photographs taken in colonial contexts, historically and today? Christoph Rippe, PhD-candidate Cultural Anthropology, suggests that people might not have been always fully aware of what happened to their photographs after they were taken. 'But nowadays, with the…

Self-driving cars, surgery robots, and stock market algorithms: the use of robots and Artificial Intelligence (AI) is rapidly increasing. What are the opportunities for this development, and what the dangers? The Honours Class ‘Robot Law: Regulating Robot and AI Technologies’ prepares students for the…

Three Dutch-Belgian telescopes have started operating at the ESO La Silla Observatory in Chile. This so-called BlackGEM array will scan the southern sky to hunt for cosmic events that produce gravitational waves, such as mergers of neutron stars and black holes. Leiden astronomer Rudolf le Poole is…

‘We want to say something very different from the norm. We are the radicals now.’ Tahir Abbas is lyric about the DRIVE project he will be leading from Leiden University in The Hague. This is a short introduction to the research that will be carried out in the Netherlands, Denmark, Norway and the United…

The youngest institute of the Faculty of Science has had a real growth spurt in recent years. It is up to Martina Vijver as the brand-new scientific director to secure that growth and further develop CML. 'This is a challenge that I am really looking forward too,' says Vijver. 'Together with my colleagues…

Textbooks in the Netherlands contain significantly fewer female than male characters and relatively few characters from a non-Western background. They also contain implicit stereotyping. This is what Judi Mesman, Professor of the Interdisciplinary Study of Societal Challenges at Leiden University, has…

Prof. Marcel Reinders is a data science specialist at Delft University of technology. Using smart algorithms, he searches for links in complex data. For example, he studies patterns in DNA that lead to aberrant cell behaviour. This knowledge will help detect serious diseases such as Alzheimer's and…

Since 2015, the Betabanenmarkt Foundation (BBM) has been organising the Bio Science Park Excursion yearly to introduce students to the world of start-ups and tech companies located around the corner from the Faculty of Science. This year a visit to the Bio Science Park was not possible, so BBM brought…

SRON Netherlands Institute for Space Research is moving. In 2021, the Utrecht branch will settle in South-Holland. Pieter Dieleman is group leader at SRON. He tells why the upcoming move is such a good idea: ‘SRON is a connecting factor between Delft and Leiden.’

Most people think of waste as something dirty that needs to be disposed of as soon as possible, but Olivia Yun-An Dung's dissertation aims to show that this does not always have to be the case. For this purpose, she focuses on Tzu Chi recycling in Taiwan. There, an army of elderly volunteers has been…

Parents from all corners of the university bring their children to De Kattekop, the university’s day nursery. How does manager Ellen Buschman use her psychology degree in her work?

For more than twenty years, Johan Visser has served as a family and juvenile court judge in The Hague where he is also a board member. Once a student at Leiden Law School, he reflects here on his student days and career.

On March 17, our dear colleague Jan Schmidt passed away after a fruitful and valuable life.

Complex research with a generous sprinkling of jargon: PhD defences can be difficult for non-experts to follow. In the compulsory new lay talk, PhD candidates begin by explaining their dissertation in words of one syllable. And it’s not just the PhD’s family and friends who appreciate this.

In the near future, students of the LDE Bachelor Honours Programme Sustainability will take on real-life sustainability challenges. But first, the course ‘Fundamentals of Sustainability’ provides them with an environmental mode of thinking: “It allows you to focus on what is useful in practice.”

Aad van der Vaart, professor of stochastics at Leiden University, has been awarded the NWO Spinoza Prize for his groundbreaking research in statistics. Van der Vaart conducts fundamental research on models that can help, for instance, to identify genes that play a role in cancer.

A lot of municipalities work with a points system to encourage construction projects to take biodiversity and creating green areas into account. But this way of working also benefits local neighbourhoods and residents, master's student Marije Sesink discovered. She based her study on The Hague.

The trend of legal recognition for gay and lesbian couples is broadening. More and more rights are becoming available to same-sex partners – in more and more European countries. Leiden Law School and the French Institute for Demographic Studies publish detailed database and comparative analysis.

The brain is a complex organ, and researching medicine to treat brain disorders is equally if not more complex. Elizabeth (Liesbeth) de Lange, Professor of Predictive Pharmacology, calls for a structured approach. ‘In effect, it's like playing Mastermind.’ Inaugural lecture on 22 March.

The Honours Class From Solar to Fuel with Bio consisted almost entirely of the workshop on Solar Biofuels from Micro-organisms that drew more than eighty specialist researchers to Leiden's Lorentz Centre in late March/early April. Students Erica Wenker (chemistry) and Jasper van Dobben de Bruijn (law)…

What do scholars, the Netherlands Public Prosecution Service, the police, the National Rapporteur Human Trafficking, Victim Support Netherlands, and the Violent Offences Compensation Fund have in common? They all work with victims, each from their own expertise. High time to combine that knowledge,…

Julia Cramer is the winner of NWO's Minerva Prize for 2017. Cramer will receive the prize for her research in the field of quantum science and technology.

Lack of money impacts how a person takes financial decisions: now or preferably later. Procrastination and avoidance behaviours in turn have an effect on lack of money, which can result in a sense of loss of control. These are the findings of psychologist Leon Hilbert in his PhD research, although the…

The Faculty of Science launched the new Academic Year on 21 September with a special We Are Science talk show. Dean Paul Wouters starred in his role as talk show host and received a wide variety of guests.

‘Space Antenna LISA will open an unprecedented window on the Universe,’ says astronomer Elena Maria Rossi. The mission will be the first one to detect Gravitational Waves from space. These can tell us more about the beginning of our Universe and the formation of black holes. With an NWO grant of twelve…

While studying Indonesian languages and cultures, Rennie Roos started a company. Today he has been working in Indonesia for more than eight years. Where does his love for this country come from? And how does he look back on his studies? ‘I actually wanted to become a pilot.’

A special beginning of this unique faculty year 2020 - 2021: on Wednesday 2 September, the opening of the faculty year took place online from the renovated Arsenaal building. The opening started with a round table with nine special guests and was followed by a quiz and the presenting of the Faculty…

An international team of astronomers has shown in a laboratory at Leiden University (the Netherlands) that methane can form on icy dust particles in space. The possibility had existed for quite some time, but because the conditions in space were difficult to simulate, it was not possible to prove this…

Already during their bachelor’s programme, students in Pharmaceutical Sciences are presented with challenging projects. One of these is the Bachelor Research Assignment (BOO in Dutch), which is often their first real experience with scientific research. This means a lot of responsibility and failures,…

Eduard Fosch-Villaronga, Associate Professor at eLaw, presented his work on ‘Aligning rules and actions in digital innovation’ at the conference on Technology and Sustainable Development, This event explored whether technology can be used to fix the very problems caused by technology, encompassing social,…

Two Leiden astronomers will receive the prestigious IAU PhD Prize. Both Jorryt Mathee and Niels Ligterink of the Leiden Observatory won a prize. Scientific director Huub Röttgering: We are proud that this year two of our PhD students receive an IAU prize for the best thesis in their field of researc…

The university is home to many pearls of research institutes that do not make the news every day. The Executive Board visited one such pearl, the Institute of Philosophy, on Tuesday 1 July. It resulted in an inspired conversation.

In breast cancer, metastasis rather than the primary tumour is the cause of death. A lack of oxygen in the tumour cells promotes this metastasis, accompanied by a reprogramming of the cell's metabolism. PhD candidate Qiuyu Liu investigated these alterations to get more knowledge about the actionable…

How do we know what a quantum computer is good for when it hasn't been built yet? That's what PhD candidate Casper Gyurik investigated by combining two terms you often hear: quantum computing and machine learning.

Leiden chemists have developed a new technique with which they can determine the role of kinases – a group of proteins – in a living cell. This technique makes it easier to find new drug targets for diseases such as cancer and rheumatoid arthritis. The team published the findings in the journal Nature…

Will British universities become isolated after Brexit? The University of Oxford has set up a new programme for excellent young researchers to try to prevent that happening. Two Leiden PhD candidates are taking part. 'We have lost a lot of the citizens of Europe.'

Anthonya Visser, Professor of German Language and Literature, was a PhD candidate in East Berlin just before the fall of the wall. The 'Wende' became the theme of her research. 'My focus is always strongly on the East German perspective.' On 7 November Visser will give a lecture in the Studium Generale…

A group of confidants including a former student of Meijers managed to avert his deportation to a death camp. In her lecture on 27 November, Cleveringa Professor Marjan Schwegman revealed the history of the persecution of the Jewish Professor Eduard Meijers.

There’s a lot that goes wrong in the treatment of patients with PTSD caused by childhood trauma. Endowed professor Maartje Schoorl wants to resolve this by bringing scientific research closer to the practice. Inaugural lecture on Friday 29 April.

She began as an IT professional but after 7 years in the business world, she devoted herself to an entirely different field: Islamic Theology. As co-founder of the Leiden Islam Academy, Fatiha Azzarhouni now works at Leiden University to increase understanding of Islam in Dutch society.

International alumnus Alejandro tells us in a flash about why it is so important to physically be in Leiden for your studies, about how important his Advanced Master was to his employers and how AI and tech affects his line of work.

Bringing research and teaching closer together is part of the mission of Leiden University. The 'Career Policy for Academic Staff' working group that has draw up new guidelines for appointing academic staff discovered that the University has many members of staff who do not conduct research.

Not all problems are easy to solve, but with enough bright minds, you make progress step by step. ‘The kind of problems I am interested in have been occupying mathematicians for over two millennia,’ says theoretical mathematician David Lilienfeldt. In September, he started at the Mathematical Institute…

Livia, aged 7, was in class four. She loved to chat and was good at reading aloud. At least, at home. At school she never read aloud and she hadn't spoken a single word. What was going on? Selective mutism was the subject of the inaugural lecture by Maretha de Jonge, Professor by Special Appointment…