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 NWO-funded Vidi project “American foreign policy and liberalism” challenges the idea that the United States has created and sustained a “liberal international order” since World War II. It instead explores the ways in which illiberal ideologies – such as those underpinning racial hierarchy at home…

Since the 16th century, religious concerns have motivated the study of Old English and its speakers. In the 19th century, scholars turned to the study of Old English literature in particular to find traces of pre-Christian, ‘Germanic’ religion, as discussed in Eric G. Stanley’s seminal work The Search…

Emeritus professor Joke Bouwstra (LACDR) will receive this year's Dr Saal van Zwanenberg Ereprijs: a tribute to her years of fundamental research on the skin and the transport of drugs through the skin. This is the first time the prize has gone to a woman.

Debate

PhD defence

The BOCA project explores new forms of communicating academic knowledge as a way to strengthen the connection between the university and society.

A linguistic prehistory of the Tarim Basin in Northwest China

This PhD project investigates the argumentative-rhetorical strategies by which the Russian state attempts to substantiate the legitimacy of its war against Ukraine.

How do we account for historical power dynamics when writing new histories of slavery and emancipation? What critical methods can we employ when studying preserved archives and collections? A new book series aims to address these questions. The initiators Karwan Fatah-Black and Ilse Josepha Lazaroms…

Inaugural lecture

Valedictory lecture

PhD defence

Conference, Penn-Leiden Colloquium on Ancient Values XIII

Xiang van der Boon, a third-year Law and Tax Law student, went to Bilbao in 2025 to study at the University of Deusto for five months. She learned a lot about herself: ‘Living abroad showed me it's important to make time to relax.’

eLaw - Center of Law and Digital technologies from Leiden Law School, and the Vascular Surgery Department at Leiden University Medical Centre in the Netherlands, join forces to explore the use of AI for diabetes and secondary prevention of diabetic foot problems and won a prize for it.

Lecture

Gert Oostindie, Emeritus Professor of Colonial and Postcolonial History, is this year’s Cleveringa Professor at Leiden University. He was appointed by the University on 4 October. In his inaugural lecture on 24 November, entitled Courage and Disregard, he will talk about (academic) freedom in relation…

Two Stolpersteine (stumbling stones) have been placed in front of the University Library in memory of the Jewish Cosman family. At the time of the Second World War, they lived in one of the houses where the library is now located.

‘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.

The stadtholder’s court in the Republic of the Seven United Netherlands has long been underestimated. Real courts and the associated court culture were to be found elsewhere in Europe. PhD candidate Quinten Somsen is trying to reverse this image. ‘The stadtholder’s court was actually very lively.’

In some parts of the Roman Empire public meals were the norm: the wealthy treated the whole city to a meal. This phenomenon that suddenly arose and disappeared just as quickly had to do with political and social developments, according to historian Shanshan Wen. PhD defence 6 September.

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…

Lecture

A memorial stone honouring professor and resistance hero Ben Telders was unveiled on 12 September at the site of the former concentration camp Bergen-Belsen.

How can we best tell the current generations about some of the darkest parts of our past? To answer this question, researchers from Leiden are working with the Gedeeld Verleden, Gezamenlijke Toekomst foundation on public programmes about the Dutch history of slavery.

Using the motto 'Exploring humanities through the life of objects' the Thingsthattalk platform gives a voice to historical objects that are usually kept behind closed doors. Objects from various Leiden collections are going to be made public and placed within a historical and user context.

An Honours Class about the ostensibly unrecognisable worlds of insular Southeast Asia teaches students a fundamental piece of wisdom:

PhD defence, Doctoral Exhibition

Study information

For the annual Week of Classics, Dr Marike van Aerde and her team made a documentary about their research project Routes of Exchange, Roots of Connectivity. In the film the team touches upon the interactions of Greeks and Romans with the wider ancient world, ranging from the African kingdom of Aksum…

PhD defence

Subproject of the ERC project 'Challenging the Liberal World Order from Within: The Invisible History of the United Nations and the Global South'.

Tan, former PhD candidate Grotius Centre for International Legal Studies, received the award for the best dissertation with his thesis on armed conflict, international humanitarian law and human rights law.

The Leiden University Centre for the Study of Religiewetenschap (LUCSoR) and the Beheerstichting Theologische Fondsen hand out two thesis prices each year, one for the best bachelor thesis en one for the best master thesis. Each of the two prizes comes with a cash prize of € 500.

Het zal niemand ontgaan zijn dat de digitale dreigingen blijven toenemen. Uit monitoring door onze cybersecurity-experts blijkt dat er continu wordt geprobeerd om ook onze systemen binnen te dringen. Wat doen wij daartegen en hoe kan jij als medewerker bijdragen aan onze cyberveiligheid?

This volume contains the edition or re-edition of 52 papyri and ostraca, dating from between the third century BCE and the eighth century CE.

The project has been done in the Quantum Matter & Optics group under the supervision of Prof.dr.ir. Tjerk Oosterkamp.The title of the presentation is:

Lecture, Faculty Lecture and Photo Exposition

PhD defence

Valedictory lecture