Guus Heerma van Voss, professor emeritus of labour law, delivered his farewell lecture on 18 October and held a mirror up to his colleagues and himself. Had they done enough to ensure the welfare state keeps up with the times? ‘Did we just stand by and watch?’

The brain structure of young people with conduct disorder differs significantly from that of their typically developing peers. This is the conclusion of an international study that analysed more than two thousand MRI scans, recently published in The Lancet Psychiatry. Dr Moji Aghajani, one of the principal…

Using enslaved people as servants, becoming an administrator in the Dutch West India Company or making uniforms for the colonial army. Many people from Leiden played a role in colonialism and slavery. Historians are conducting preliminary research and finding striking examples.

In June 2024 the Faculty of Archaeology welcomed a new Assistant Professor. Dr Jennifer Swerida, originally from the United States, will strengthen the Faculty’s expertise on the archaeology of West Asia. ‘I explore human-environment relationships inside an ancient oasis and the surrounding land. Previous…

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On this page we've bundled the best practices which will be presented during the Education Market of 19 June 2025.

Are you looking for a coach? If so, you’re welcome to contact one of the university’s internal or external coaches; you can do this directly yourself, after choosing a coach who seems suitable.

Whilst 2020 has been an unusual and taxing year for colleagues at the Institute of Security and Global Affairs (ISGA), the Institute nevertheless can look back on an impressive range of successful grant applications during the previous year. This impressive result was achieved on top of excellent results…

Lecture, LUCL Colloquium - Series '24/'25

Over 600 manuscripts and early prints have been made digitally available by Leiden University Libraries (UBL) via the Europeana platform. In the project 'The Art of Reading in the Middle Ages’ (ARMA), seven European heritage institutions added 30,000 digitised medieval items to Europeana’s database…

How many decimal places of π (pi) do you know by heart? That was the question during a special competition on pi day last week in the central hall of the Gorlaeus. The winner of the competition managed to recite 169 digits after the comma. Jonathan Love reveals his secret.

Many poor people in Indonesia mainly rely on their family members, neighbours and the local community as a social safety net. One of the forms of aid from the community is called ‘jimpitan’ in Central Java. PhD candidate Ayu Swaningrum researched how this social security system works.

Maritime archaeologist Martijn Manders has been appointed professor of Underwater Archaeology and Maritime Cultural Heritage Management at Leiden University. He will combine his new appointment at the Faculty of Archaeology, which began on 15 July 2022, with his current position at the Cultural Heritage…

In cryptography, the sky is the limit according to the new professor Mathematical Cryptology Léo Ducas. He already designed several cryptosystems as part of his research at the Centrum Wiskunde & Informatica (CWI), some of which might soon be adopted as new international standards. Since December,…

Leiden Law School and the Center for Constitutional Studies of the Mexican Supreme Court (CEC-SCJN) have signed a memorandum of understanding, to carry out joint activities in the field of constitutional law and children's rights.

With an off-the-charts number of downloads, outstanding media coverage, and more than 300 tweets, a small team behind the Scientific Reports article led by a Leiden PhD Igor Djakovic is living every researcher’s dream.

Whales in the vicinity of the city of Auckland, New Zealand consume large amounts of microplastics every day. A team of international researchers reached this conclusion after carefully examining whale poop. The team included Thijs Bosker, Associate Professor in Environmental Sciences at Leiden University…

What rules should regulate AI, who should make them, and how will they be enforced in the digital arena?

Alain studies Public Administration and is politically active. He talks about why it is important for young people to be politically active and vote.

Research

Rachel Beckles Willson started her career as a concert pianist but was later captivated by the Middle Eastern stringed instrument called the oud. On 1 December, she was appointed professor by special appointment of 'Intercultural Performing Arts'.

The European Research Council (ERC) has awarded an Advanced Grant to six Leiden researchers. It awards these significant grants to established principal investigators for ground-breaking, high-risk research.

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.

In a lecture for the University of the Netherlands, Reijer Passchier, assistant professor in constitutional and administrative law, speaks about the state of our democracy. ‘Is it not time to upgrade our democracy?’

Het strategisch plan van de faculteit wiskunde en natuurwetenschappen (FWN) werd gepresenteerd tijdens de opening van het academisch jaar 2023-2024.

The train to The Hague holds no secrets for Jeroen Touwen anymore. Since October, the Vice-Dean of the Faculty of Humanities has been part of the board of Campus The Hague. One day a week, together with Jan Crijns (Professor of Criminal Law and, as of February 15, Vice-Dean of the Law Faculty), he oversees…

In the tropical rainforests of Southeast Asia the soursop family (Annonaceae) can be found. The genus Uvaria is a part of this family, but it has not yet been described entirely correctly. That is what Annas Rabbani will be studying during the next four years as a PhD student at the Hortus botanicus…

A splendid milestone after seven years of collaborative research on the sustainable development of the Indonesian economy. Professor of Industrial Ecology Arnold Tukker has been appointed as a guest professor at the Faculty of Economics and Business of Universitas Padjadjaran (UNPAD) in the Indonesian…

You may already have seen them in the larger restaurants in the teaching buildings: simple yet tasty hagelslag or cheese sandwiches. Students asked and the University Services Department (UFB) has delivered with its new Pure Basic line. Now there is a lunch for every budget.

Met haar spannende onderzoek naar strafrechtelijke waarheidsvinding in Europa sleept Linda Geven dit jaar de Gratama Wetenschapsprijs voor jonge talentvolle wetenschappers in de wacht.

The University urgently needs IT talent. The ISSC has therefore started a pilot refer-a-friend scheme: if you recommend someone you know for a hard-to-fill IT job and they are hired, you will receive a 1,500-euro (gross) bonus. ‘So hit us with your golden tips,’ says ISSC director Joop van der Born.

Can a robot perform a religious ritual just like a monk? And what exactly is a religious ritual? Robots and religion seem to be two different subjects, but according to university lecturer Elpine de Boer, both can make us think about what it means to be human and what we consider to be of value. Together…

At the International Online Conference 'Fair Medicine and Artificial Intelligence' organised by the University of Tübingen (Germany), Hadassah Drukarch, junior researcher at eLaw, gave a presentation on how current algorithmic-based systems may reinforce biases in healthcare. This topic forms part of…

Healthy and active Leideners and a smoke-free generation. These are the main ambitions of the Leiden Health and Wellbeing Agreement that was signed online by 40 partners on 19 April. Leiden University will also be drawing on its broad expertise to help realise the ambitions.

Rogier Hartendorp is professor by special appointment of social effectiveness of justice at Leiden University and a judge at The Hague District Court. So, the perfect person to liaise between our faculty and the Court. We asked him some questions about this role.

Wat als je advies zou kunnen krijgen van je toekomstige zelf? Jean-Louis van Gelder en zijn collega’s ontvangen een ERC Proof of Concept-beurs voor het project YourFutureU, waarin deelnemers gecoacht worden door een virtuele AI-versie hun toekomstige ‘ik’.

For already two years, Vincent Niochet has been affiliated with the Leiden Faculty of Archaeology as an external PhD candidate. Now, he has been awarded an NWO PhDs in the Humanities grant, allowing him to continue his research as a paid PhD staff member. ‘The past two years have been quite challenging,…

Hoogleraar Radicalisation Studies Tahir Abbas wil mensen er bewust van maken dat radicalisering voortkomt uit hoe wij als mensen samenleven

With the departure of Janneke Mulders as Board Secretary of the Faculty of Archaeology, Hilde Adriaenssens has been enlisted as an interim until the new Secretary, Mischa Hautvast, starts in January. We sat down with both to get a clear picture of their activities and backgrounds.

Minuscule elementary particles from space colliding with Earth can give us an insight into the distant objects they come from. But first, you need to know how to catch them. With a Vidi grant from NWO, researcher Sjoert van Velzen will 'hunt' for neutrinos coming from exploding black holes.

Recently, archaeologist Dr Wei Chu received a grant from the Gerda Henkel Stiftung for an excavation in the Carpathian Mountains. Originally planning for an excavation in Ukraine, his plans were disrupted by the war. ‘We had to change plans really quickly.’

Life returned to something resembling normal after Covid but other crises soon took its place. These great challenges are also being felt at the University and our researchers are working on solutions. The nitrogen crisis, problems with young people’s services and an increasingly urgent climate crisis:…

Trail, FGGA’s internship platform will be one-year old in November. In the upcoming weeks, we will be interviewing some FGGA students who went on internships. What did they learn from their internships? And what tasks were assigned to them?

In healthcare, gender and sex considerations are crucial because they affect individuals' health and disease differences. Yet, most algorithms deployed in the healthcare context lack close consideration of these aspects and do not account for bias detection. In their latest paper, Eduard Fosch-Villaronga,…

Young Leiden researchers Alisa van de Haar and Marleen Kunneman have received a KNAW Early Career Award. The prize, awarded annually for outstanding achievements, consists of 15,000 euros and a unique work of art.

The effects of sustainability projects on poorer, marginalised people should be considered at a much earlier stage. This is the opinion of Marja Spierenburg, Professor of Anthropology of Sustainable Development and Livelihood, who will give her inaugural lecture on 25 February.

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.

Jasper Knoester started on 1 January as our new dean. How is he finding it, what kinds of things is he doing and what does his day look like? In every newsletter Jasper gives us a peek into his life as dean.

Vedran Dunjko appointed to full professor of quantum computing at Leiden University, the Netherlands.

Too expensive groceries, diseases suddenly breaking out: from the sixteenth to the nineteenth century, hundreds of people documented the world around them in chronicles. A significant number of these texts have been digitised in recent years. Professor of Early Modern Dutch History and project leader…