During adolescence, some young people have stable best-friend relationships, while others change best friends frequently. Developmental psychologist Lisa Schreuders has studied the brains of young adolescents: ‘It seems that friendships in your early years can have consequences for your friendships…

‘A tax crusader’... that’s how Ferd Grapperhaus, former Professor of Tax Law at Leiden University and father of the former Minister of Justice and Security, described himself. In his biography of Grapperhaus, Assistant Professor Rens Pieterse explains that he saw tax as a contribution to society.

Last Thursday the Dutch House of Representatives held a debate on children being put into care when the childcare benefits scandal (toeslagenaffaire) had caused problems for their families. Four Leiden University academics were asked by the House to produce a fact sheet for this debate, bringing together…

Education, Organisation

From predicting Alzheimer’s to the growth of organisms: psychologist Marjolein Fokkema’s algorithms can be used in many disciplines. They also provide inspiration for her songs, theatre shows and life lessons. What drives this rocking researcher?

People don’t have enough faith in the trustworthiness of others, says psychologist Manon Schutter in her dissertation. In it, she also highlights the negative effects of being actively distrusted. How does distrust affect a relationship in the future?

Hordes of photographers, students trying to catch a glimpse and take selfies, and cheering people at the entrance to Wijnhaven. Canadian Prime Minister Justin Trudeau and Prime Minister Mark Rutte were received like true pop stars, in the late afternoon at Leiden University’s Campus The Hague.

Dr Robert Heinsch and his team of IHL Clinic researchers at the Kalshoven-Gieskes Forum on International Humanitarian Law have won a prestigious Erasmus+ grant for cooperation partnerships in higher education in cooperation with the IHL Clinics at Ruhr-University Bochum (Germany) and Roma Tre University…

That Tessa Schiethart finished her bachelor's degree in International Studies with a thesis on Indonesian women's reasons for veiling was a coincidence. Or so she thought. Six years later, her book Seeing and Being Seen, in which she writes about her life with a wine stain and vision loss, is in the…

Students stream into the lecture hall, handing in their mobile phones at the door. Once everyone’s seated, silence descends and all eyes turn to the large screen at the front of the lecture hall. A live connection has been set up with the prison where Marco is a long-term inmate. Today, the students…

Pensions not tailored to the self-employed, working mothers with stagnant salaries and people unable to find work due to incapacity. Pim Koopmans was recently awarded a PhD from Leiden University for his research on these issues and the corresponding financial risks.

The Ministry of Justice and Security and Leiden Law School are planning to collaborate on a more structural basis. This is the outcome of a meeting that took place at the Academy Building in Leiden on 19 October. Those present at the meeting included the Minister for Legal Protection, Franc Weerwind,…

Dying from viral infection due to organ failure and blood loss: we still know little about how it can happen. Among other things, Huaqi Tang developed an organ-on-a-chip to figure it out. 'These technologies can offer unprecedented opportunities to fight the viruses that threaten our society.' Tang…

Is the child benefits scandal an omen for the future and will people’s lives soon be fully dominated by algorithms? Assistant Professor of Constitutional and Administrative Law Reijer Passchier warns that the encroaching digitalisation is giving the executive branch even more power, leaving parliament…

Several consortia in which Leiden University is involved have been awarded Dutch Research Agenda funding. Leiden is the coordinator of five of these consortia. These five consortia will receive grants worth a total of almost 24 million euros. They relate to interdisciplinary projects that will bring…

What makes people in the Netherlands join radical and far-right groups? PhD candidate Nikki Sterkenburg followed several activists. ‘Some feel it is their duty to defend the Dutch nation.’ PhD defence on 19 May.

Dutch and Flemish partners, including Leiden University, are joining forces as the European Digital Media Observatory (EDMO) in the fight against the spread of fake news, and have received the support of the European Commission.

Opting more often for mocktails or soft drinks rather than beer or wine, talking to others about their drinking and pointing out the ban on drugs. Leiden University’s new covenant on alcohol and drugs for study associations encourages providing more alcohol-free alternatives.

Pichayapat Naisupap recently joined the Institute for History as PhD candidate. Below, he introduces himself.

In December 2023, Louise van der Vlugt was announced as Co-Winner of the 'Best Thesis in Jewish Studies' Award. She sat down to answer some questions about her prize-winning BA Thesis.

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.

With a recently published major research project and an exhibition at the Rijksmuseum, the struggle for independence in Indonesia has been thrusted back into the spotlight. Leiden University is devoting attention to this topic as well. History students Sander van der Horst and Melle van Maanen joined…

Trail, FGGA’s internship platform will be one-year old in November. In the upcoming weeks, we will be interviewing some FGGA students who went on internships. What did they learn from their internships? And what tasks were assigned to them?

Ships are still emitting too much nitrogen oxide. Till now it has been impossible to measure this at sea, but that is set to change. Solomiia Kurchaba combined satellite data and developed algorithms to identify which ships are emitting too much. Kurchaba received her PhD on 11 June.

People already diagnosed with a mental disorder before the COVID-19 pandemic did not show a disproportionate increase in symptoms afterwards. This is one result from the first systematic review of longitudinal studies following their study population from before to during the first eighteen months of…

Good education starts with good educators. The university has taken various steps in recent years to help our teaching staff develop. But new teaching staff require particular attention, say staff who work on teacher professionalisation.

Anyone who has taken a walk through the centre of Leiden before might have come across him, an attentive group of tourists gathered around. After studying history, Koen van Toen, or Koen Marijt, started his own business. He now organises historical walks, among other things.

Leiden University is seeking bids from developers for housing in Nieuw Rhijngeest-Zuid, the Oegstgeest part of the Leiden Bio Science Park.

How does loneliness work? What sometimes makes friendships complicated for autistic people? And why can the school building be such an unpleasant place for some pupils? Pupils explored this during their pre-university classes. 'I now have a good idea of what studying psychology entails.'

Does medicine make patients feel better or worse? We are getting better at predicting this from people’s DNA profiles, says Professor Jesse Swen. ‘It never fails to fascinate me how one DNA base pair can have such a huge effect on treatment with medication and the outcome.’

The annual National Student Survey (NSE) was conducted in the first quarter of 2024. A third of all Leiden University students responded. Lecturer appreciation and atmosphere were rated highly, whereas job market preparation and student well-being remain points for development.

A beautiful speech by vice-dean Bart de Smit, a mini-lecture on exoplanets and the presentation of three faculty awards. That's how we started the new year at the faculty. Together with colleagues and students, we raised our glasses to a new year full of great collaborations, science and education.

Hydrogen can help to solve the climate problem. At least, if we start producing it in the right, clean way. Leiden researchers mapped out the global environmental impact of hydrogen production and looked ahead to 2050. They published their work in Energy & Environmental Science.

The cultural linguistic minority group of deaf people who communicate using sign language systematically experiences limited access to fundamental rights. Linguist Joni Oyserman identified this problem and has received a Meijers grant to fund her investigation.

Our students and staff have strong feelings and deep concerns about the ties between Dutch universities and the fossil fuel industry. It’s a thorny issue and as a university we’re keen to chart our course for the future, but we cannot do so alone. I therefore hope to be able to discuss the matter with…

Nano-plastics cause malformations. Meiru Wang, researcher at the Institute of Biology Leiden, looked at the extreme effects polystyrene nano-particles could have, using chicken embryos as a model. Her results were quite alarming. Especially as nano-particles are everywhere. In the air, floating through…

While tens of thousands of visitors dance to deafening music, a team of Leiden psychologists are trying to collect data for their research at Lowlands. How do festivalgoers experience a virtual trip? And what role do factors such as too little sleep and whether they have experience with psychedelics…

At a work meal HR Policy Adviser Petra Boerlage and Associate Professor Robert Stein got talking about the ‘worlds’ of academic and support staff: are they really that different, they wondered. And wouldn’t it be good if staff knew more about each other? The two put their money where their mouths are…

The rise of populist parties, the expansion of the role of the state and now the fragmentation of the Senate and the House of Representatives: Dutch political reality has changed rapidly over recent decades. These developments are in stark contrast to Dutch constitutional law that has remained almost…

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…

The University of St Andrews and Leiden University, with the support of a network grant from the Royal Society of Edinburgh, will be hosting a workshop series in 2022 about Ocean Governance. Academics, policy makers, and practitioners are invited to contribute via working papers. Deadline abstract:…

In the 60s and 70s, Black Power groups were also active in the Kingdom of the Netherlands. This is what PhD candidate Debby Esmeé de Vlugt has discovered.

Getting out and exercising rather than slobbing on the sofa, breathing in fresh air instead of cigarette smoke and grabbing healthy snacks instead of junk food. In a new interdisciplinary Medical Delta programme, researchers are going to investigate how to help people live healthier lives. What are…

A boost to self-confidence and clarifying; this is how participants experience the new-style Annual Interview. The approximately 40 interviews conducted, used 360-degree feedback and an updated Result & Development form. Hanneke Hulst: 'I hope other units also dare to take the leap.'

Today, ESA’s Gaia mission releases its new treasure trove of data about our home galaxy. Astronomers, led by the Leiden astronomer Anthony Brown, describe strange ‘starquakes’, stellar DNA, asymmetric motions and other fascinating insights in this most detailed Milky Way survey to date.

Hiring academics is more than just tallying up publications, says academic director and history professor Jeroen Duindam. He and his colleagues have come up with tips and guidelines for interview committees that align with the new system of recognition and rewards.

Laura Boncz was a member of the faculty board last year as an assessor of the Faculty of Social Sciences. Robin Buijs will take over from September. In this article Laura looks back and you can meet Robin.

Online services are stored on servers in data centres. Remko Fermin researched methods to make the memory in data centres more energy efficient.

Workshops, tours, talks, music, an AI photobooth, interviews, a special poem and the launch of the LUF Children’s Fund. Alumni celebrated their alma mater’s 450th birthday in style on Saturday at the massively oversubscribed Dies Natalis Festival.

Sharing his passion for sustainability with students—that’s what Thijs Bosker enjoys most about his work. As an environmental scientist, he conducts ecotoxicological research, but next to this he loves teaching. ‘Everyone can make a difference in their own way.’