The question of land property titles is a common source of conflict between indigenous communities and federal authorities all over the Americas. A new Panamanian law have led indigenous communities to reach out to archaeologist Dr Natalia Donner. A grant from the Centre for Indigenous American Studies…

With the red flag flying proudly on the Academy Building (Leiden University was on strike for the first time in its history!), the farewell event for former dean Mark Rutgers was held in the Telders Auditorium. After eight years, he has passed the baton to the interim dean, Henk te Velde.

When children wean off from heavy medication, they often experience withdrawal symptoms. The severity of these symptoms is often difficult to predict. Pharmacologist Bas Goulooze developed a computer model to determine the best weaning strategy for each child. His research has now been published in…

The Middle Ages are becoming increasingly more popular: just look at the popularity of such ‘medievalist’ TV series as Game of Thrones and Vikings, and let’s not forget popular re-enactments of medieval battles. Leiden University is home to many specialists of this fascinating period and this new blog…

What exactly does it mean when your doctor says you have a ‘good chance’ of survival? Leiden researchers discovered that there is a big difference in how people interpret such probability phrases. And that can be a problem, warns lead researcher Sanne Willems in her blog post.

In the Spring semester of 2017, two courses will be offered by the Numata Visiting Professor of Buddhist Studies, Dr. Helmut Tauscher. One is oriented at the BA level (starting February 23), the other at the MA level (starting February 20).

2020 will go down in the history books as an eventful year. The traces left by the coronavirus this year will remain, for students as well as staff at Leiden Law School. A review of the year in photos and videos.

In a new series we talk to past and present students who were the first in their family to go to university. In this first instalment: novelist and columnist Christiaan Weijts (1976). ‘I always felt as though someone would tap me on my shoulder once they’d discovered my clandestine presence.’

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.

Language is omnipresent: when you talk, app or meet in Teams. Understanding how we communicate with one another and what communication does to us is essential. In her inaugural lecture, Nivja de Jong will call to redress the balance between the sciences and the humanities.

In October, LUCIS and NIMAR will host a two-day workshop in honor of the 50th anniversary of Islam Observed, Clifford Geertz' comparative study of Islam in Morocco and Indonesia. Send in your proposal and get a chance to share your work in Rabat this fall.

Practicum Artium is a joint programme by Leiden University and the Royal Academy of Art (KABK) that offers students the opportunity to develop their artistic skills. Due to the pandemic, this year’s exhibition will take place online so we asked a few of these talented students about their experience…

Leiden patriot Pieter Vreede fought for greater popular influence. Historian Dirk Alkemade reveals how this pioneer used radical means to shape Dutch democracy.

Hans Slabbekoorn is specialised in animal sounds. On 1 July, he was appointed professor of Acoustic ecology and behaviour. A great honour, according to the new professor. ‘This job never gets boring, whether I am investigating the urban jungle or marine noise.’

The Rutte-III coalition agreement has been presented and the commentary is flooding in. Public administration experts Arco Timmermans and Gerard Breeman examined the new agreement – as they have done for every coalition agreement since 1963 - and made a systematic analysis of it: it is very much about…

‘It is a fantastic sum of money,’ enthuses classicist Professor Ineke Sluiter. ‘It gives me not just an award, but a task as well. And in all honesty, I prefer it that way.’ She is already brimming with ideas about what she will do with her Spinoza Prize.

How can you figure out which points lie on a certain curve? And how many possible curves do you count by a given number of points? These are the kinds of questions Pim Spelier of the Mathematical Institute studied during his PhD research. Spelier received his doctorate with distinction on June 12.

Leiden University awarded Sir Winston Churchill on 10 May 1946 an Honorary Doctorate in Law. Churchill's speech of thanks showed typical British humour: 'I feel like the most learned man in the world.'

We are proud to share that Hadassah Drukarch, a graduate of our Advanced LL.M. in Law and Digital Technologies (class of 2022-2023), has been honored with the prestigious 2023 Brinkhof Internet Thesis Award for her thesis research that explores the intricate interplay between data protection regulation…

A mix of data research, artificial intelligence and archaeology led to lively discussions on 31 January. On that day the unique event 'AI & Data Science @ Archaeology' took place in which the Data Science Research Programme (DSRP), SAILS and the Faculty of Archaeology joined forces.

The master thesis: for many students it is a true crowning glory. Some theses are truly excellent. Those are rewarded with the FSW Thesis Prize. This year, this award was won by Roosmarijn Goldbach (master’s Psychology) and Matija Čuljak (research master’s Psychology), who respectively researched borderline…

David Versluis successfully simulated an infant gut virtually. This is crucial for research on improvements in formula milk. Currently, such research primarily relies on diaper contents, which is not optimal. Versluis defended his doctoral thesis on April 23.

In summer 2018 classical archaeologist Hanna Stöger passed away. At that moment she was in the midst of several cutting-edge research projects on the use of space in the Roman city of Ostia. To make sure that her groundbreaking work would not go unpublished, long-time colleagues Hans Kamermans and Bouke…

A true shower of awards for students from the Faculty of Science during the annual KHMW Young Talent Awards ceremony. On Monday, 25 November, no less than nine first-year students received a prize for the best academic results in their first year. In addition, there were graduation prizes for master’s…

An important part of the Leiden Leadership Programme (LLP) is the practical assignment that students are given by a partner organisation. How does this benefit the organisations? Two Leiden partners talk about working with the students.

Erik de Maaker wrote a monograph on how Garo, an indigenous community of the extended eastern Himalayas, experience and negotiate such disparities. The book shows how relatedness is reinterpreted as religious practices change, and communally held land ends up being privately controlled. Erik de Maaker…

How can we best treat infectious diseases in people with obesity? Hospital pharmacist and PhD researcher Koen van Rhee studied how obesity affects blood levels of two commonly used medicines. He also developed a method for pharmaceutical companies to test new drugs on this patient group.

People who have negative expectations about a treatment actually experience more pain. Merve Karacaoglu discovered in her PhD research that anxious and pessimistic individuals are particularly susceptible to this nocebo effect. However, this sensitivity comes with a silver lining.

Not all sustainable business models have the impact they claim, Leiden researcher Levon Amatuni revealed. Car sharing and phone reuse, for example, have a smaller positive effect than previously thought. Amatuni advises people to ‘pay attention to actual changes in their consumption behaviour rather…

Author and political scientist Mounir Samuel has spent recent years delving into the many ways that language can exclude people and bring them together.

About 90 per cent of Austronesian and Papuan languages are under threat of soon becoming extinct. Marian Klamer is the only professor in the world who researches both these language groups. She records languages before they disappear and sheds new light on the history of Indonesia. Inaugural lecture…

In court, victims of violent crime and sexual offences are permitted to comment on the defendant’s guilt and the sentence to be imposed. But legal experts believe this allows them to influence the judge. Lecturer Joyce Schot has received a Meijers PhD grant to investigate whether the right to speak…

On 10 December, the Intelligence and Security Research Group of ISGA had the honour of hosting Vice Admiral Peter Reesink for the inaugural Arthur Docters van Leeuwen Lecture.

Many students see themselves working at an NGO in Brussels after graduation. Alumnus Calum Thomson (26) is doing just that. In 2021 Calum started working at the Eastern Partnership Civil Society Forum (EaP CSF): a platform aimed at promoting European integration, facilitating reforms and democratic…

Between 12 to 14 December 2018, the University of Groningen hosted JURIX 2018 – The 31st International Conference on Legal Knowledge and Information Systems. A number of us at the Company Law department (Iris Wuisman, Thy Pham, Morshed Mannan and Sjoerd Yntema) attended the conference to learn about…

Life cycle assessment (LCA) reveals the total environmental impact of products or production processes, and EU rules are going to make this even more important.

Biologist Nataliia Machushynets felt like she was ‘looking for a needle in a haystack’, trying to find new antibiotics to help solve the problem of resistance. During her PhD research, she did find what she was looking for, in the soil beneath our feet.

Not many scientists can claim to have received funding from NWO to blow bubbles and play with sand, but Martin van Hecke definitely can. Van Hecke, Professor of the Organisation of Disordered Matter, delivered his inaugural lecture on Friday 4 September, under the enigmatic title of: ‘Bellen, bollen,…

On 21 March 2024, the ‘learners’ at Wolfert Bilingual in Rotterdam were not teenagers, but some 180 teachers and teacher educators from around the Netherlands and beyond. Those delegates were bound by a common interest in exploring and engaging with teaching and learning in linguistically and culturally…

PhD student Raymond van Bommel decided to pore upon one of the most complicated mathematical problems of our time; the solution of it is worth 1 million dollars! Van Bommel did not get that far yet. However, he wrote his own computer program to make new calculations. ‘It could just be that someone else…

University lecturer Gerlov van Engelenhoven was to be a guest in one podcast by culture maker and anthropologist Yanise Zijlstra on intangible heritage. The collaboration went so well that they are now making a short film together for young people.

On 8 September the students of the European Law Master gathered in the Lorentzzaal for the festive opening of their programme.

Three years ago, Associate Professor Alicia Schrikker published 'De vlinders van Boven-Digoel', in which she chronicled several stories about colonial life in present-day Indonesia. Now there is a translation, by Rianti Manullang, who is also an assistant professor at Universitas Indonesia and doing…

After nearly two years of retirement, Wil Roebroeks looks back on a career that began in a time of freedom and ended in a field that has undergone profound academic and social change. ‘I have been fortunate to always enjoy my work,’ he says. ‘That is also my advice to younger generations: above all,…

Psychology teacher of the year is Laura Nawijn. The Master Thesis Awards are for Max Kalisvaart and David Hof. Lee Aldar wins the PhD Paper Prize. The PhD Wild Card Prize 'Resilient Scientist' is won by Anastasiia Myronenko, Anne Versluis, Annemarie ten Kate, Ashley Smit, Fabian Wolters, Gita Nadinda,…

At the 24-th session of the Assembly of States Parties to the Rome Statute, held in The Hague 1-6 December, the Grotius Centre for International Legal Studies played a prominent role, contributing cutting-edge research and expert insights to key debates on international law.

Since mid-October Marina de Regt (VU Amsterdam) resides at NVIC as our 2025 NWIB Visiting Professor. Nearing the end of her time in Egypt, she shares here her experiences of the past months.

An evolutionary 'trap' that has haunted crested and marbled newts for 25 million years: Leiden researchers have uncovered a mysterious DNA error that should not be able to arise – yet persists all the same. How is that possible? PhD candidate James France found new clues.

Lions in Kenya respond very differently to human land use, climate and conservation practices. That is the conclusion of thesis from Leiden biologist Monica Chege. A uniform approach is therefore insufficient. ‘Effective conservation only works when management is tailored to local conditions and developed…

In our rapidly evolving and interconnected world, the study of International Relations has expanded beyond conventional disciplinary boundaries. Leiden University’s MA in International Relations program (MAIR-Humanities), with its emphasis on humanities-oriented and multidisciplinary perspectives, contends…