How do people become involved in terrorist organisations? Liesbeth van der Heide sought the answer to this question in a Malian prison, where she interviewed terrorists in a tiny cell. She discovered that the will to survive and social context are often more decisive than individual ideological convictions.…

Jasper Knoester is the dean of the Faculty of Science. How is he doing? What kinds of things is he doing and what does his day look like? In each newsletter Jasper gives a peek into his life as dean.

Marco van Eijk is the new Educational Director of the Bachelor's Life Science and Technology (LST). Since 1 September he has been responsible for ensuring the quality of the programme. ‘LST is a unique programme and everyone has to keep working hard for that. That is my main task.’

What practical steps can we take to resolve cross-border claims to looted art and prevent illicit trafficking in cultural goods? That's what the European Parliament asked Leiden legal scholar Evelien Campfens. Her advice: develop a registration system, issue art with a ‘passport’ and set up a European…

Jasper Knoester is the dean of the Faculty of Science. How is he doing, what exactly does he do and what does his day look like? In each newsletter, Jasper gives an insight into his life.

Giving all scientists at the Faculty the same opportunities, that’s what assistant professor Emily Strange stands for. As women face different challenges as scientists, RISE (Researchers in Science for Equality) provides a network and support group for women at the Faculty. Two months ago, Strange…

Canal Watch (De Grachtwacht), which has been cleaning canals since 2018, has received the Dutch Research Council (NWO) Communication Initiative Award.

Moving an electron microscope of 2000 kg is a delicate challenge. The highly sensitive instrument needed to be moved to a new measurement hall, but even a tiny bump could damage it. After a few nerve-racking weeks of preparing the move and reinstalment, the researchers finally have a verdict: the instrument…

While all European nations have condemned the Russian invasion of Ukraine, there is one country Russia can still count on: Belarus. Russia even used its territory as a stepping stone for the invasion. We spoke with Matthew Frear, Assistant Professor and expert on contemporary Belarus, to shed light…

Forest degradation has limited the Orang Rimba's access to forest resources. As a result, they've had to make significant cultural modifications and adaptations. Ekoningtyas Margu Wardani explains in her PhD dissertation these transformation processes among Contemporary Indonesian Hunter-Gatherers through…

They confounded expectations and went to university anyway – as a woman of colour, a working-class student or refugee... Throughout the centuries the university has always welcomed pioneers. Students for whom going to university was not the obvious choice and who did not grow up in an academic environment.…

What is the environmental impact of the fish on our plates? And is an electric car really more sustainable when we include the generation of electricity? Jeroen Guinée maps the environmental impact of products and technologies. He analyses them from raw material to waste disposal. He was appointed Professor…

Jasper Knoester is the dean of the Faculty of Science. How is he doing, what exactly does he do and what does his day look like? In each newsletter, Jasper gives an insight into his life. On March 13, 2026, he is on a knowledge mission to South America.

Pim Overgaauw, Director of Operations of the Mathematical Institute at Leiden University, is an avid bird watcher and photographer.

The Leiden Ranking – Open Edition is completely transparent. The ranking compiled by the CWTS uses open data and publishes the algorithms that are used.

From Persia and Arabia to North Africa: as early as the nineteenth century, there were Dutch people who used the camera themselves in various regions of the Middle East.

Lecture, Ancient History Research Seminar

Tech giants such as Google, Apple, and Microsoft are increasingly shaping the digital world we live in. Reijer Passchier cautions: 'Urgent measures are needed to curb this influence.'

Lecture, Austrian Studies Fund Lunch Talk

For hundreds of years, children in Ancient Egypt learned to read using The Satire of the Trades, a text in which a father gives advice to his son through descriptions of different professions. PhD candidate Judith Jurjens investigated how this worked in practice.

Finally we know for sure that there is a black hole at the centre of our own galaxy. Today, astronomers unveiled the first ever photo of Sagittarius A*, a super-massive object at the centre of the Milky Way. This picture could only be taken thanks to the cooperation of telescopes worldwide.

In a sailboat, a canoe or stowed away on a ship: during the Second World War, many Leiden students tried to cross the sea to join the Allies in Britain. ‘Soldier of Orange’ is the most famous, but who were the other ‘England voyagers’ or Engelandvaarders as they are known?

The person who cried out at Dam Square on Remembrance Day in 2010. For Michiel van der Wolf this marked the rise of a new phenomenon: that of ‘confused people’. Because since that Remembrance Day, the number of reports of ‘confused people’ in the Netherlands has increased rapidly in the statistics.…

What if seriously ill patients do not want to hear their diagnosis? Does a clinician always need to provide a patient with all available information? Communication researcher Liesbeth van Vliet, medical anthropologist Annemarie Samuels and research intern Fiona Brosig will put these questions on open…

Who doesn't love to turn on a horror film on a rainy evening? Fortunately, it is only fiction - or is it? According to university lecturer Evert Jan van Leeuwen, modern horror says more about our society than we think. He has been nominated for the Klokhuis Science Prize for his research into addiction…

Learn how to use Maileon’s editor and how to follow the editorial guidelines.

Student dean Romke Biagioni is committed to help students have an easygoing and pleasant time during their studies. She assists students with disabilities, looks for solutions to problems such as housing issues and counsels students with social or financial problems. For MSc student Computer Science…

Like many others, Ruurd Halbertsma has had a rollercoaster of a year. His museum, the National Museum of Antiquities (RMO), was closed for a long while because of the lockdown. Visitor numbers picked up again from September, but it the next few weeks will be tense now the hospitals are full again. Halbertsma:…

AI ultrasounds: LUC alumna empowers women in rural Africa

A safe haven for students, more bicultural staff and more powers for diversity officers. In a national expert meeting at Campus The Hague, administrators, diversity officers, students and staff discussed urgently needed measures.

You need not be completely miserable in your current job to start a discussion about your professional development. And if internal career coaching still feels like too big a step, you can take a look at the university’s Career Platform instead.

AI is already widely being used in HR processes, but it’s unclear whether these applications contribute to fair and inclusive decision making. Leiden researcher Carlotta Rigotti is involved in BIAS, a big consortium research project that aims to provide answers and develop a new, trustworthy AI app…

On Monday, 4 July 2022, the graduation of the two-year Advanced MSc International Relations and Diplomacy (MIRD) programme was commemorated in the iconic Academy Building in Leiden. Students and guests were welcomed by the Program Director, Professor Madeleine Hosli.

The Dutch universities as a whole are lobbying for a 'normal' academic year from the end of August, where on-campus teaching will be possible. It's a view that Leiden University shares. Rector Hester Bijl talks about what teaching will be like then. She also looks back on a year of lockdown.

Three professors voice their concerns about a vulnerable group in our society: children who come into contact with youth care.

Providing and receiving feedback, meeting deadlines, and simultaneously considering your future: how to juggle all these tasks during a PhD project? The new 'PhD Golden Rules' offer advice on how PhD candidates and their supervisors can collaborate productively

A cannon, a sabre, guns: these Sri Lankan objects had been in the Rijksmuseum for centuries. In early December, they were returned to Sri Lanka. Associate Professor of Colonial History Alicia Schrikker led the research that formed the basis for the restitution and published a volume on the findings…

Revelations about unacceptable behaviour and sexual misconduct in the TV and sporting world have rekindled the public debate about a safe environment. At Leiden University we are coming together to prevent unacceptable behaviour and provide proper care and support for victims. According to President…

In the course 'From Ceramics to Plastics: The Mediterranean in 12 objects' students were taught to work with 3D scanning technologies. One of the underlying reasons to introduce students to this technology was to teach them to reproduce objects. ‘More and more archaeological information is stored in…

During International Student Week, from 14 to 18 November, we would like to put our international students into the spotlight. Ricardo Alexandre de Jesus Vaz (21) from Portugal is in his first year at FGGA and a student in the Master International Relations and Diplomacy (MIRD).

Sinéad Mulcahy recently started the Europaeum Scholars Programme, a two-year policy and leadership course for a group of thirty talented and committed PhD candidates from universities across Europe. She is already enthusiastic – both about the programme and her fellow scholars. ‘I would like to bring…

After a career spanning decades in intelligence services, Berrie Hanselman could have simply retired, but he chose not to. The Achterhoek native decided to continue and even earn a PhD on his subject: left-wing extremism. Gaining insight into the life of the left-wing activist who does not shy away…

At one time, the railway from Kimberley to Kambove in Southern Africa symbolised prosperity and progress. Today, the exhausted mining towns along its route are marked by decay and pollution. Professor Jan-Bart Gewald has been awarded an NWO L grant to investigate the long-term global consequences.

Commercial MRI systems cost millions of euros to purchase and require highly trained technicians to operate. Prof. Andrew Webb works on accessible MRI techniques that offer new opportunities in both developed and developing countries. Webb is a professor at the Radiology Department of the LUMC and,…