Astronomers have captured a new deep field of Pandora's Cluster (Abell 2744) with the James Webb Space Telescope. The images show never-before-seen details. The results are described in four scientific papers. Leiden astronomers Marijn Franx and Mariska Kriek collaborated on the study. 'This opens a…

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.

The Ecuadorian Pachakutik party is one of the oldest indigenous political movements in Latin America. Despite not being very successful at the polls and hardly having organisational resources at its disposal, Pachakutik is still part of Ecuador’s political landscape. In her dissertation, Political Scientist…

Stilzitten doet alumnus Bart Jansen niet graag. Zo geeft hij les in onder meer Nederland, Maleisië en Curaçao, houdt hij zich naast het recht ook graag bezig met kunst en mystiek en vindt hij naar eigen zeggen ‘alles wat fout gaat’ wel interessant aan de rechtsfilosofie. ‘Ik ben gek op veelzijdige mensen;…

On 22 May, astronaut André Kuipers opened the new Mediterranean garden in the Hortus. With this water-efficient garden, the Hortus aims to offer inspiration for future- and climate-proof garden planting. Prefect Paul Keßler and scientific director of the Leiden Observatory Ignas Snellen also signed…

An international visitation committee has judged the research programme of the Institute of Public Administration of Leiden University as excellent. The report, which looked at the period 2014-2019, was published last week.

A breakthrough from the PhD research of medical chemist Elmer Maurits may help patients with autoimmune diseases and blood cancer in the future. But bringing a discovery from the lab to the clinic is not so easily done. Thanks to NWO's Venture Challenge, Maurits and his team will receive ten weeks of…

September 2022 marks the tenth anniversary of International Studies bachelor's programme. Some (former) staff members tell us what they think makes the Faculty of Humanities' largest programme so special.

The bachelor's programme in International Studies is celebrating its tenth anniversary. Ko Voskuilen was among the very first batch of students to follow the study, and Sophia Healy graduated this summer. How do they look back on their time at the university?

‘By cleverly combining new techniques for analysing DNA at the level of individual molecules, we can achieve real breakthroughs in research into conditions such as dementia,’ predicts Professor John van Noort. Together with four leading biophysics research groups, he has written a review article in…

How do biological cells join forces to form a structure? In her PhD research, Daphne Nesenberend uses mathematics to show how forces and cooperation between cells create structure – and how simulations and experiments can reinforce each other.

Students from the ‘Public confidence in the criminal justice system’ Bachelor’s Honours Class completed this course with their presentations at the final session on Tuesday 25 May. What is unique about this honours class is the collaboration with The Hague University of Applied Sciences and the Court…

An Honours Class about the ostensibly unrecognisable worlds of insular Southeast Asia teaches students a fundamental piece of wisdom: "We do not differ much from the people at the other end of the world."

Based upon an academic partnership between the Universities of Birmingham in the UK and Leiden in the Netherlands, Universities and Society at the End of Empire and Beyond (UniSoc) uses these two global seats of learning as a starting point to examine the role of universities in the transition from…

Leiden ecotoxicologist Martina Vijver helped shake a European policy proposal in a single weekend. Not with a new experiment, but with years of research on pesticides – and an urgent letter that reached Brussels.

When a bacterium becomes resistant to one antibiotic, it may sometimes become more sensitive to another. This biological side-effect offers an unexpected opportunity in the fight against antibiotic resistance.

Apps to help people stop smoking, eat more healthily or exercise more are everywhere. eHealth programmes are abundant, yet they are often not accessible to people with lower incomes and levels of education. For her PhD research, Isra Al-Dhahir investigated how this could be improved.

On 1 September 2023, 280 students received their Bachelor Diploma of International Studies. The students were awarded their diplomas in the historic Pieterskerk in Leiden: the UNESCO world heritage site, where the university was originally founded in 1575. A large audience of about 700 people consisting…

On 18 March the municipal elections will be held, and you can cast your vote strategically for what you consider important in your town. This raises at least three important questions: what is strategic voting, how do you know if you are a strategic voter yourself, and what do you need to do to use…

In a fiery Annie Romein-Verschoor lecture, Sylvana Simons opened up about her experiences as a woman in politics. The leader of the BIJ1 party is regularly the subject of belittling comments and threats. Writer Aafke Romeijn, who reflected on the Simons’ lecture, has also been threatened frequently…

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.

The Associate Professor at the Institute of Tax Law and Economics is one of two PhD deans at Leiden Law School and started in this position on 1 October 2023.

Adults are more likely to reoffend after a short prison sentence than comparable adults with a non-custodial sentence, Leiden University research shows. This is true for the likelihood and extent of repeat crime.

This column is different from all my previous ones. Normally I highlight one day from the previous two weeks, from early in the morning to late at night. Today, however, I want to look back on the past two weeks, the past few months, in fact. They have been coloured by the most difficult case I have…

Governments worldwide invest huge sums in their digital services and data strategies. Efficiency and effectiveness are key. But these are not achieved for some people at least, says Professor of Public Policy Sarah Giest. This makes the intended digital inclusion far from inclusive, as she will explain…

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.’

Physicists in Leiden have built a microscope that can measure no fewer than four key properties of a material in a single scan, all with nanoscale precision. The instrument can even examine complete quantum chips, accelerating research and innovation in the field of quantum materials.

Populist parties in national parliaments have a different style of working from their colleagues in other parties. They often vote against Cabinet proposals, but do not ask more questions about Cabinet activities. This is the finding of Leiden research in different European countries.

He came to the Netherlands for three months and never left. Marcello Bonsangue is the new scientific director of the Leiden Institute of Advanced Computer Science (LIACS) since January this year. 'I think it is important to be there for the people of our institute. My door is always open.'

Psychologist Myrthe Jansen conducted research into the performance monitoring that constantly takes place in our heads. People with obsessive-compulsive symptoms are more afraid to make a mistake that harms others, than when they make a mistake that only harms themselves. Jansen received her PhD on…

The team from Universidad de los Andes (Bogotá, Colombia) came out on top at the international online Moot Court organised by Leiden University and law firm Baker McKenzie.

Given the teacher shortage, secondary schools could use an extra pair of hands. Alfrink College in Zoetermeer is glad to have students from the university helping out in class. ‘We hope students will see how great it is to work in teaching.’

Five researchers from Leiden University have been awarded an Open Competition Domain Science ENW XS grant by the Dutch Research Council for their research projects.

PhD candidate Fien Demuynck researched how wind farms affect fish and how to minimise any negative impact.

When a baby is born too soon, every minute counts – and so does every decision. To reduce uncertainty in those critical moments, biopharmaceutical scientist Manchu Umarani Thangavelu dedicated her PhD to identifying molecular markers of preterm birth and neonatal infection.

Five questions about the event ‘Germany after the Elections: implications for Foreign Policy and European Security’ answered by one of the experts at the event: Joachim Koops. Come by at the Spanish Steps in Wijnhaven on Friday 15 October or join the event online (link below).

On 8 March it’s International Women’s Day, and FGGA reflects on the experiences, perspectives and visibility of women. We spoke to four women from our faculty about what they are proud of, their personal journeys and social change. Their honest stories highlight just how diverse womanhood can be.

They are talented, independent and fit right into your team: LDE trainees. Every year, their knowledge and skills strengthen various university departments. We’re looking for new assignments for the upcoming academic year. So why not submit one, say current assignment provider Monique and trainee Ea…

Marlou Schrover played an important role in the study of migration history for many years. Now she is bidding farewell.

Light, open and green: a description that fits the new, renovated location of the Faculty of Humanities. The official opening of the Herta Mohr Building took place on 8 October, and it has many remarkable features: for example, recycled ‘mushroom columns’, a pedestrian bridge to the University Library…

Wars, climate change and the effects of covid have caused a global decline in children’s well-being. In her inaugural lecture Ann Skelton, Professor of Children’s Rights in a Sustainable World, points to the disastrous effects of multiple interacting crises.

Democracy may lead to more deforestation in the tropics. So write environmental scientist Joeri Morpurgo and his colleagues in the prominent scientific journal Biological conservation. They found that competitive elections are associated with more loss of tropical rainforest than elections without competition.…

Over the course of the 20th century, politicians increasingly came to rely on experts. Their language was peppered with terms like ‘policy pathways’ and ‘evaluation frameworks’. This made debates more abstract and less ideological.

On Tuesday 6 May our university was the scene of an unscheduled demonstration and occupation at Campus The Hague. We understand that this incident and its consequences have shaken both the university and the wider community. We look back at the events and their effects.

This week, Leiden University bade farewell to Henri Lenferink, who is retiring after 20 years as mayor of Leiden.

In mid-March 2020, the global coronavirus outbreak changed everything in the Netherlands. Staying at home as much as possible and the 1.5 metre rule became the standard. One year on, we reflect on the past year with four Leiden Law School ‘insiders’. What kind of year did they have? And what are their…

PhD candidate Agnes van Steen researched the history of the Leiden women’s rights movement (1860-1990) and found that the university produced many feminists.

It matters a lot whether a fatwa is given by a female or male Islamic scholar, discovered doctoral student Nor Ismah.

Older people are often approached from the perspective of their limitations when there is often much they still can and want to do. According to Professor Tineke Abma, art is a good way to continue to participate.