Data Science & AI student Nataliia Bagan combines a passion for mathematics, language, and artificial intelligence. Her exceptional bachelor’s thesis on improving reasoning in large language models earned her a nomination for the Leiden Science Young Talent Award 2025.

Guiding people and helping them flourish. That's what Alexandra Blank's work is about. She has two jobs at W&N and she likes them both. ‘It is precisely because I combine these two jobs that I can do both well'.

Francesca Albanese, UN Special Rapporteur for human rights in the occupied Palestinian territories, visited Leiden Law School on 8 December within the scope of International Human Rights Day.

Lecture, SMILE Talks

Never before has so much research been carried out on the therapeutic effect of psychedelic drugs. Researchers at the LIBC Public Day are happy about the effect the drugs can have on depression, anxiety and PTSS, but at the same time they have some doubts. ‘The hype is bound to crash before long.’

During the New Year’s Reception on 11 January 2022, the Pieter de la Court Medal was awarded to two students of the Faculty of Social and Behavioural Sciences: Orestes Kyrgiakis and Claire van den Helder. They tell us about the causes they fight for and what it means for the University to be better.…

From medicines from snake venom to supercrops and the origin of words. Thirteen researchers from Leiden University will receive Open Competition XS grants from the Dutch Research Council (NWO).

Medici kunnen veel repareren, maar ziekte voorkomen of uitstellen is beter. Daarvoor is vaak leefstijlverandering nodig en dat blijkt lastig. Gezondheidswetenschappers Sandra van Dijk (Universiteit Leiden) en Valentijn Visch (TU Delft) doen onderzoek naar de vraag hoe je mensen kunt helpen met gedragsverandering…

Personal development

Study support

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…

Often landscape restoration is seen as a quick technical fix, when a long-term and more sensitive approach is necessary. Within her PhD research, conducted over the past five years in South Africa, Ancois de Villiers explored how we can change this approach. ‘A damaged ecosystem can’t be "fixed" in…

The MA International Relations program at Leiden University convened a roundtable forum at Leiden University The Hague Campus to examine the international and domestic stakes of Rodrigo Duterte’s arrest and detention under an International Criminal Court (ICC) warrant.

Only one in five young people with emotional health problems such as an anxiety disorder receives appropriate professional help. GPs often fail to properly recognise the signals in children and young people, according to psychologist Semiha Aydin. How can we improve this? PhD defence 23 February.

In March 2021, Prof. dr. Jan Aart Scholte, Professor Global Transformations and Governance Challenges at Leiden University, co-edited with Dr. Blayne Haggart and Dr. Natasha Tusikov the volume Power and Authority in Internet Governance.

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…

Whereas the Netherlands Court of Audit used to conduct an investigation once a year, the average civil service organisation now has a few per year to contend with. Is so much going wrong nowadays? Not at all, says Professor by Special Appointment Sjoerd Keulen. ‘It’s one of the methods that makes democracy…

The Graduate School of the Faculty of Humanities conducted a survey of its PhD candidates and their supervisors in spring 2023. What is going well? And what could be improved? The results are now known.

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…

Han Meyer, Carola Hein, Paul van de Laar and Sabine Luning, argue that in the current moment of major crises these ship channels necessitate radical reconsideration.

On 26 and 27 September, Eduard Fosch-Villaronga, Carlotta Rigotti, Mohammed Raiz Shaffique, Marie Schwed-Shenker and Antoni Mut Piña participated in the third edition of Lawtomation Days at the IE University in Madrid.

‘We may have taken steps together, but there is still much to do in the fight against racism and discrimination’, says Annetje Ottow, President of Leiden University’s Executive Board. ‘We have to be aware of this and continue to focus on this difficult, uncomfortable and often confronting topic.’

Forty archaeology students are holding a shovel somewhat awkwardly in the fields at Oss. This is their first day of fieldwork and they are going to use muscles they didn’t even know they had.

A growing number of student organisations are focusing attention on the mental, social and physical well-being of their members. This year, the first Student Well-being Award was therefore presented at the annual reception for new student association board members (’omgekeerde constitutieborrel’) in…

Cognitive decline and anxiety in Parkinson’s disease are often only recognised at a late stage, in spite of their great impact. Research by Marit Ruitenberg focuses on new tests and methods to show up these symptoms earlier and make them more specific.

From choosing the right tools to locking your screen when you go to get a coffee: it’s often the little things that help you work securely. With our campaign ‘Check it: work privacy and security smart’, in the coming month we are focusing on protecting our information and data, including personal data.…

Since 1 October, Sabina Chiță has been working as a coach for first-generation students in Physics. But who are first-generation students, and why might they need a coach? Six questions to Sabina Chiță.

A new LUMC study has changed our understanding of how cells work. Researchers have discovered that the CFAP20 protein acts as a kind of ‘traffic controller’ on DNA. Without this protein, chaos ensues, potentially causing cancer. Their findings have been published in the prestigious journal Nature.

Leiden University co-hosts Council of Europe expert exchange on accountability for crimes against children in Ukraine

Humanity is a widely used concept in organisations, yet it is rarely given concrete meaning. As a result, it often remains vague and non-committal, with dehumanisation as an unintended consequence. According to Marjon Bohré, practising humanity requires making deliberate choices, in language, decision-making…

What are the often invisible cognitive consequences of multiple sclerosis? Maureen van Dam mapped these out during her doctoral research. 'People usually notice the physical symptoms, but the cognitive symptoms deserve at least as much attention.'

Interdisciplinarity is more than a buzzword in academia. It’s essential for tackling today’s biggest challenges. But what does it look like in practice? How can PhDs learn the skills needed to work across disciplines, and how can supervisors master the art of guiding them?

The rise of extremism in Europe has increased polarisation. The EU-funded DRIVE project, led by Tahir Abbas, Professor of Radicalisation Studies from Leiden University’s Institute of Security and Global Affairs, explores how social, structural, and individual factors contribute to radicalisation, offering…

Fantastic plants, dizzying patterns and pulsating sounds: researchers from Leiden are going to study the effects of a simulated psychedelic trip on the mind and body at Lowlands Festival. Why might this be interesting for therapies?

How do we get better at detecting research errors? And how do we ensure that we no longer see those errors as evidence of our inability, but as keys to better and more reliable research? Scientists offer advice during the third Psychology Connected.

At the start of his PhD, intelligence analyst William Lippert didn’t yet know what to expect. Little had been written on the subject. Three years later, he is sure: conventional arms control agreements promote peace.

Graduation MIRD Class of 2024: 'The world is better off with students like this'

However tempting it may be to lock yourself in your room or in favourite library nook in the days running up to an important exam, it's not a very wise choice, stresses neuroscientist Judith Schomaker.

In the nationalist nineteenth century, people developed an interest in medieval language and literature. The study of medieval material in one’s own vernacular was thought to reveal a great national past. But why, then, was Old English studied by Germans, Danes, Italians and many other nationalities…

During illness, the stiffness or viscosity of cells can change. Tom Evers demonstrated this by measuring such properties of human immune cells for the first time. ‘The stiffness of certain cells could be a way to make a diagnosis,’ Evers said. He defended his thesis on March 26th.

De Europe Hub verbindt onderzoekers van verschillende faculteiten. Het netwerk biedt hun de kans snel vakkennis uit te wisselen en projecten gezamenlijk te beginnen. Door de hub is een nieuwe minor in ontwikkeling en hij biedt kansen voor onderzoeksfinanciering.

‘The system is failing’, ‘the goals are only being achieved to a limited extent’, ‘we’re letting children down’. These are some of the newspaper headlines that followed the publication of a report by researchers from Leiden University in September. Commissioned by the Dutch Research and Documentation…

Gianclaudio Malgieri, Associate Professor of Law & Technology at eLaw, was interviewed by EUobserver and Al Jazeera English on the European Commission’s newly unveiled Digital Omnibus package – a set of proposals that would amend the GDPR, the AI Act, cookie rules and parts of the EU’s cybersecurity…

In July, Leiden will be hosting the EuroScience Open Forum conference. Humanities scholars from Leiden will make use of the opportunity to stress the importance of art in science. ‘Artists have the ability to show the consequences of science.’

By far the majority of users of child sexual abuse networks (or child porn forums as they are sometimes called) on the dark web do not actively communicate there but download illegal material, therefore committing a criminal offence. But they often stay under the police and judiciary’s radar. PhD candidate…

Psychology students do not always feel sufficiently prepared for the responsibilities expected of them later in their studies. That is why they are now increasingly encouraged to learn autonomously at each course level. And that can be quite challenging, even for teachers.

One more week, then the Teaching Fair will start. For a whole afternoon, all the Faculty of Humanities teaching staff will be able to gain inspiration from their colleagues. Three participants speak about what we can expect.

‘A challenging rollercoaster, but also a very bonding and insightful experience,’ that’s how the team of iGEM Leiden 2022 wraps up their participation in the iGEM contest. The contest for synthetic biology climaxed during the Grand Jamboree in Paris. The team ended up in the top 10 of over 360 teams…

Diversity and inclusion within the police creates opportunities but also meets resistance. Professor by special appointment and former police officer, Saniye Çelik, emphasises how ambivalent feelings about D&I are essential to the learning process and can lead to informed decisions and real change.