Parents’ talk about new stimuli such as persons or objects strongly affects how avoidant or fearful their child will react. No stronger effect was found when parents had an anxiety disorder or in children with fearful temperaments. Publication by a team of Leiden psychologists in 'Clinical Child and…

Even with state-of-the-art technology, it is almost impossible to see: a cosmic neutrino. Yet scientists have managed to image this particle with a deep-sea telescope. And that could help to better understand our universe. Leiden particle physicists collaborated on this ambitious project, published…

Imagine we could do what green plants can do: photosynthesis. Then we could satisfy our enormous energy needs with deep-green hydrogen and climate-neutral biodiesel. Scientists have been working on this for decades. Chemist Chengyu Liu will receive his doctorate on 8 June for yet another step that brings…

The 2025 Data for Policy conference at Leiden University explored how digital and green transitions can shape a more sustainable and inclusive future.

Fat is a very valuable food component, packed with calories, especially important when other resources might be scarce. Our earliest ancestors in Africa already cracked open bones to extract the fatty marrow from bone cavities. But now a new study published in Science Advances demonstrates that our…

In June 2024 the Faculty of Archaeology welcomed a new Assistant Professor. Dr Alejandra Roche Recinos, originally from Guatemala, will strengthen the Faculty’s expertise on the archaeology of Central America. ‘I want to explore the lesser known archaeology of Southern Guatemala.’

Lou Boshart won the Excellence in Visual & Multimodal Ethnography Thesis Prize for his film ‘Layers of Confidence’. Lou produced a multimodal thesis about the way rat catchers in New Zealand enact conservation policies and reflect on the ethical challenges of eradicating invasive species. Xiaohui Liu…

Many people are wondering whether to vote strategically or not in the parliamentary elections on Wednesday. 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 your strategic vote well?

The Schoof cabinet has presented its budget. As expected, higher education is facing severe cuts. In the coming period, the Executive Board will regularly look at the consequences of what it deems an irresponsible policy.

Symposium

Lecture, Seminar

On this webpage, you can find more information about the international experiences you can explore during your studies at FGGA. You are most likely visiting this webpage because you are interested in learning more about the possibilities of experiencing the world, expanding your horizon and gaining…

Welcome to Leiden University

When writing a thesis or paper you must make good use of the insights you have gained during your lectures and studies so far. You should also refer to relevant literature and carry out your own research on the topic.

Terra Symposium

Lecture, Digital Archaeology Group

Lecture, Studium Generale

Lecture

Lecture, Studium Generale

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…

The nominees for the IRO Thesis Prize 2025 and the Prof. Dr. J.Th.J. van den Berg-prijs 2025. Who authored the best thesis in Leiden University’s bachelor’s programme in Political Science?

Fear of repayment demands is causing people to forgo benefits and financial support, even when they are eligible. This was one of the finding of Olaf Simonse in his PhD research on financial stress and the non-use of social services. His proposal: 'Let the government take the initiative.'

Om de weg te vinden letten sommige mensen op de omgeving, anderen onthouden waar ze links of rechts af moeten slaan. Mensen met Niet Aangeboren Hersenletsel (NAH) rapporteren navigatieproblemen. Om opnieuw te leren navigeren heeft neurowetenschapper Milan van der Kuil als revalidatietherapie een serious…

The Dutch polder model has provided stability and administrative calm for many years, but is it still resilient enough to withstand the dynamics of today, or is it ‘too rigid’?

Doing a PhD on the side? External PhD candidates, like Joost Van der Helm, just get on and ‘do it’. Besides his hectic job as a justice at the Court of Appeal in The Hague, Van der Helm managed to still find time to write a PhD dissertation.

Roderick Bouman is collection manager of the Leiden Hortus botanicus. He keeps track of which plants there are in the garden, where they come from and makes sure visitors can find the right information about them. ‘We are like a regular museum,’ says Bouman. ‘Except that our objects are alive. That…

From 16 to 20 June 2025, the Institute of Security and Global Affairs of Leiden University hosted the annual Summer School The European Union, the United Nations and Global Governance in The Hague. The programme brought together recent graduates, PhD students, and young professionals from a variety…

Gert Renkema, Head of Financial Economic Affairs/Business Controller of FGGA, tells us how the faculty is doing

In the orientation seminar of the Leiden Leadership Programme lecturers and alumni shared their experiences and prospective students asked questions. They learned that they, too, can show leadership. ‘The LLP will give you the opportunity to reflect on who you are.’

‘Intelligence and security services need to adapt urgently to their constantly changing environment,’ says Professor by Special Appointment Bas Rietjens.

How safe are the dozens of apps on our phone? And how do we make sure organisations don’t get hacked? Cybersecurity expert Olga Gadyatskaya works on all these kind of security issues. Next to that, she hopes to inspire young girls to consider a career in cybersecurity. ‘Too many young women think: I’m…

A group of united astronomers have successfully convinced Europe’s leading astronomy journal Astronomy & Astrophysics to institute a name change policy for transgender people and others. ‘It’s really frustrating that such a large organisation needed an initiative from outside to adopt a more inclusive…

The appointment of Alex Geurds as Professor in Central American Archaeology reinvigorates an existing focus within the faculty. 'The research chair offers opportunities to make cross-connections, across departments and disciplines.'

Deaf and hard-of-hearing children can find it challenging to blend in during recess on the playground. Yet, in recent studies, two PhD researchers studying children in China and Portugal showed that the emotional development of these children is largely on par with their hearing classmates.

Always taking the same route to work, going for that one dish in restaurants and going on the same holiday each summer: this may ring a bell for those who don’t like uncertainty. Researchers are now discovering that this aversion affects how we understand the world.

The Capacity to Innovate is a recently published book by Sarah Giest, Assistant Professor at the Institute of Public Administration. In this article Sarah gives insight in the main findings of the book and the experience developing it.

We need to dispel the arrogant and misguided idea that modern humans are superior to earlier human species. It is thanks in part to all our predecessors such as Neanderthals that we are who we are today. This is what Marie Soressi, Professor of Hominin Diversity Archaeology, will argue in her inaugural…

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 30 November 2021 the book 'Audiovisual and Digital Ethnography: A Practical and Theoretical Guide' was published by Routledge. The book resulted from eight anthropologists of the Institute of Cultural Anthropology and Development Sociology joining forces: Cristina Grasseni, Bart Barendregt, Erik…

Is the right to choose your healthcare provider protected in the Dutch Constitution? What are the consequences then for the Dutch healthcare system? PhD defence on 5 July 2022.

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.

Digital journalism is transforming the way in which information and communication technologies are used by media workers. With this change journalist practices, norms and values are also being reshaped. This is the conclusion of Tomás Dodds PhD research.

What looked like an ordinary coot’s nest turned out to be a five-star location with a remarkable backstory. Beneath a jetty on the Rokin in Amsterdam, biologist Auke-Florian Hiemstra discovered a true time capsule — complete with face masks from the COVID era and a Mars wrapper dating back to the 1994…

In our column of 7 April, we informed you about the new direction we are taking, as the Faculty Board, to meet the financial challenges faced by the faculty, and the action lines that are now our focus. One of these action lines is a package of control measures for the Faculty Office. In this column,…

From closed government systems in the Middle East to an exceptionally open Dutch government. Public administration lecturer Alex Ingrams is an expert on transparency: ‘Why are some countries secretive? And what role does technology play?’

Every six years, the research conducted at all law schools in the Netherlands is evaluated during a research evaluation. On 6 and 7 October, it was Leiden University’s turn to be evaluated. The aim of this ‘site visit’ is to allow the committee to get an idea of the faculty research climate, the research…

Bullying, abuse or a difficult divorce: many young people struggle with mental health problems after traumatic experiences. But why do some suffer much more than others? This is the question that Hannah Dorsman is exploring within the THRIVE project.

Secrecy can be detrimental to a relationship, but in the intelligence world, it is actually a basis for trust. What do relationships and trust really mean in this 'hard and seemingly shadowy' world? PhD candidate Pepijn Tuinier investigated it. The finding: social relations play a much more important…