The Battle of Heiligerlee, on 23 May 450 years ago, is famous as an epic battle in Dutch history. But was it really so momentous? Professor of Early Modern History Judith Pollmann unravels the myths about ‘Heiligerlee’ and the Eighty Years' War.

What does a 19th-century exhibition of traditional utensils from the province of Zeeland tell us about the current rise of populism? A lot, Ad Maas will say in his inaugural lecture.

Eight scientists from Leiden University have been awarded a grant by the Dutch Research Council (NWO). With this Vidi funding, the researchers can set up an innovative line of research and further expand their own research group over the next five years.

Casper de Jonge, Professor of Greek Language and Literature, believes that Greek texts from the Roman Empire are more interesting than was first thought. They offer a fascinating glimpse of the polyphonic and multicultural world of the Roman Empire. Inaugural lecture on 7 October.

PHD POSITION IN THE HISTORY OF EGYPTOLOGY, NETHERLANDS-FLEMISH INSTITUTE IN CAIRO (NVIC) NVIC is looking for a PhD candidate in Egyptology/History to join its team.

Nationalism is commonly regarded as posing a challenge to international stability and regional and global order more generally. Arguably, nationalism encourages narrowly defined and zero-sum security policies; it works against compromises and consensus; it undermines international trust and cooperation.…

Petr Steindl works on quantum dots in microcavities for his PhD research. He manipulates single-photons to create complex structures of light. Applications could include quantum communication and gates for quantum computers.

Private collectors John Steegh and Harrie Teunissen from Dordrecht have donated their entire collection of maps, city plans and atlases to Leiden University Libraries (UBL). In almost 40 years they brought together circa 17,000 map sheets and 2,300 atlases and travel guides. Especially the thematic…

What does the UN seek to achieve though global observance days, weeks and years and how have these initiatives impacted the role of the organization in forwarding the agenda of human rights?

Even though it is generally known that Autism and ADHD are more common in men, and depression or anxiety disorders are more common among women, it is still not well understood if, how and when sex differences impact neurodiversity and mental health. To better understand this complex issue, 25 international…

On Wednesday 9 March, a Faculty meeting about the war in Ukraine was held for staff and students in the Lorentz Lecture Hall. By the time the meeting started at 17.00 hrs, the 220 available seats in the lecture hall had been filled mainly by large numbers of students.

Riese presented on 3 December 2018 the reason of state as the preservation of the state through exceptional measures.

King Willem-Alexander and Queen Máxima attended a meeting at Leiden University on 1 October to prepare for their state visit to China. China experts informed them about such topics as the image that Chinese people have of the Netherlands.

Producing offspring of a crop without sowing and that is even bigger than the parent plant. According to Leiden researchers this can be achieved by overstimulating a single gene that rejuvenates cells, including bringing them back to the embryonic phase.

Besides the project Conference and Winter School, the Food Citizens? research has profiled in numerous societal and interdisciplinary venues, online and offline, over the last year. Here is a brief summary with linked online resources.

What happens to children of extremist parents? Commissioned by the Scientific Research and Documentation Center (WODC) of the Ministry of Justice and Security, four ISGA researchers, Layla van Wieringen, Daan Weggemans, Katharina Krüsselmann and Marieke Liem, wrote a report on the nature and extent…

A soap film with chemically distinct sides: it's the latest breakthrough in the research led by chemist Sylvestre Bonnet. This unique soap film, along with an innovative device capable of continuously producing new soap films, forms a crucial piece in the puzzle for the development of artificial pho…

Alumna Louwien Eising is headteacher of Carmel College in Emmen. How have things been during the pandemic? And how has her degree in Education and Child Studies helped her? ‘In the evening I was attending lectures and the next day I was applying what I’d learnt in the classroom.’

During the 2019 Reuvensdagen, PhD candidate Femke Lippok was awarded the prestigious W.A. van Es-prize for her research master’s thesis The Pyre and the Grave, written in 2017. The jury lauded Femke for her pioneering work and making use of big data analysis, while adding an admirably expansive and…

How do Nepalese exiles in England celebrate their festivals? What are North Korean monuments doing in Zimbabwe? The ‘Heritage on the Move’ exhibition shows what happens to cultures under the influence of migration. From 3 December to 7 January in Leiden University's Oude UB.

From Wednesday 13 July 2022, for four days, Leiden is at the epicentre of European science, as it hosts Europe's largest interdisciplinary conference, the EuroScience Open Forum (ESOF). We interviewed Marja Spierenburg, Professor in the Anthropology of Sustainability and Livelihood. In addition to being…

This year, Leiden University celebrates its 444th birthday – and when you’re giving a party, you need great music! Neuropsychologist Rebecca Schaefer agrees. She has been fascinated by music since she was a child, and now she studies how music can make us happy, give us energy or calm us down.

On Friday 22 March, the Effective Protection of Fundamental Rights research programme held a successful Annual Research Day (Toogdag) in Gravensteen building. This year’s theme was ‘The Concept of Justice in a War Era: The Cases of Gaza, South Sudan and Bosnia and Herzegovina’.

In 2005, the International Crime Court (ICC) in The Hague started an investigation on alleged crimes in Darfur, Sudan. However, Sudan is a non-party state to the Rome Statute, on the basis of which the ICC later was established. PhD candidate Yudan Tan studied the status of the Rome Statute and she’ll…

Studying ancient materials and the way they were made can give us groundbreaking insights into the past. Not only that, the interplay between people and materials is highly relevant for society today, says Ann Brysbaert, Professor of Ancient Technologies, Crafts and Materials, at the Faculty of Archaeology.…

Leiden researchers have made an important contribution to the successful ‘Beyond the Nile’ exhibition in the American J. Paul Getty Museum. They also contributed to the exhibition volume that will be presented to Rector Magnificus Carel stolker on 5 September.

In the late 19th century, the Dutch government introduced a tax system in the Dutch East Indies, with the intention of transforming the colony into a modern state. PhD student Maarten Manse wrote his thesis on this development and discovered how grandiloquent colonial ideals became bogged down in daily…

Former President Kgalema Motlanthe of South Africa gave a public lecture on Campus The Hague on 7 July. His story was about the economic transformation of Africa.

That corn was highly important in the Maya culture is something that Genner Llanes Ortiz, himself a Maya from the Mexican province of Yucatan, has always known, right from his childhood. But just how important the role of corn is in the collective memory of his people, is one of the subjects of his…

Can Zebra finches learn to distinguish two very similar Dutch words? Research by behavioral biologist Verena Ohms proved that they can identify 'wit' and 'wet'. Ohms published her findings in

The Persian language and its poetry are intertwined with the history of Central Asia. Although some mediaeval poets were later claimed by an individual state, their influence knew no frontiers. This is what Gabrielle van den Berg, Professor of Cultural History of Iran and Central Asia, argues in her…

The nominees for the IRO thesis prize 2021 and for the Prof. Dr. J.Th.J. van den Berg prize 2021. Who wrote the best Political Science bachelor’s theses?

Do young people who want to change gender have the unconditional right to medical treatment? Pediatric Endocrinologist Martine de Vries, who is also Professor of Medical Ethics, treats transgender children and adolescents. She will discuss this in her ‘Pride Talk’ on 18 September.

The euro crisis of 2010 has shown that the Eurozone lacks economic cohesion and that EU fiscal integration is needed for a stable euro. But can this integration exist without clashing with the national constitutional interests of the Member States? Frederik Behre looked into this matter in his PhD-thesis…

How do you depict the importance of the Humanities? In honour of the faculty's 444th anniversary, 25 Humanities students, alumni and employees sent in a variety of works of art inspired by the theme 'Humanities matter'. You can come to look at the works from 25 May to 28 August via an art route through…

Teacher training should do more to prepare teachers for the pedagogical aspects of teaching, Professor of Educational Sciences Tim Mainhard will argue in his inaugural lecture. ‘Children who find learning difficult particularly benefit from a close relationship with their teacher.’

Judicial officers have some leeway in how they act. In most cases that's fine, but it can also lead to abuses, such as ethnic profiling. It is easy to forget that these are not isolated decisions, but are also part of a framework of formal policies. Professor Maartje van der Woude calls for more comprehensive…

Neither technology, nor Pan-Islamism, but only the codification of law could prevent Iran from falling even further behind the Western world. So wrote the 19th century intellectual Mustashar ad-Dowla in his tract Yak Kaleme. The translation of this work was presented in Amsterdam on 8 December.

Raymond Corbey holds a chair in both Philosophy of Science and Anthropology at the Faculty of Archaeology, to which he has been attached since 1993. The faculty’s 'embedded philosopher', as Dean Kolen likes to call him, is hard to pin down in terms of the usual specialties at the faculty because of…

Odile Bodde tells about her stay in London at King's College...

Earning some quick money by drug trafficking, committing an act of violence or almost collapsing under performance pressure. In the four-part NeurolabNL Young vodcast young people talk openly with neuroscientists about high-risk behaviour and performance pressure. How did they find their way back?

The Royal Netherlands Academy of Arts and Sciences has elected five Leiden professors from different disciplines as new members. Two of the new members are women.

In August 2022 we welcome our new colleague Dr Letty ten Harkel as Assistant Professor in Roman and Post-Roman Archaeology. For the past ten years she has built up an impressive track record in the School of Archaeology at the University of Oxford. Read the interview about her background and research…

How should we address our colonial heritage? And how digital and accessible are our collections? Outgoing State Secretary Fleur Gräper spoke with researchers and heritage specialists about this on 25 January.

It was long thought that the early development of Japanese children's books served mainly as a propaganda tool of the state: the literature was supposed to have been written to shape children into perfect citizens. PhD student Aafke van Ewijk nuances this image. Children's book writers wanted to have…

Since May, Assistant professor BioTherapeutics Lu Su works in our faculty. Although she is still young, she already worked in many different fields and co-operated on two publications in big scientific journals. How did she become so successful and what motivates her to keep researching the possibilities…

Since 2009-2010, the West viewed China as more assertive. Especially after Xi Jinping came to power in 2012, the country abandoned Deng Xiaoping’s ‘low profile’ foreign policy. Friso Stevens explains in his dissertation where this change has come from. The dissertation defence is on 28 March.

‘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.

There’s a change of staff at ACPA. The institute is bidding farewell to Professor Janneke Wesseling and welcomes Anke Haarmann, who is not only a new professor, but will also take over Wesseling's responsibilities as Director of PhD Arts. In this interview we look back and ahead with them.

Assistant Professor Anna Dlabacova has been awarded a Starting Grant by the European Research Council. She will use this grant of around 1.5 million euros to conduct research on the Dutch vernacular ‘book of hours’.