Why does a medicine work well for one person, but cause side effects in another? Research by Laura de Jong shows that it’s not just our DNA that matters – other medicines and illnesses can also affect how our bodies respond.

How do you really measure how a country is doing? Researcher Annegeke Jansen is looking for alternatives to gross domestic product (GDP) to assess the state of society. As an economist, she focuses on well-being, inclusivity, and a healthier environment. ‘The economy should be a tool to achieve those…

It is sufficiently plausible that, during her employment, a professor of archaeology at Leiden University was guilty of prolonged transgressive and unacceptable behaviour, ‘which also at that time could be classed as unacceptable’.

Organisation, Human resources, Research

This week, around 1,200 brand new students from 68 different countries are getting to know each other and their new student city. Orientation Week Leiden (OWL) got off to a good start on sunny Lammermarkt, which was packed with enthusiastic internationals.

In this series the Vice-Dean and portfolio holder of education in the board of the Faculty of Archaeology will reflect on the state of education. Posts can range from shedding light on current national shifts in the university landscape to arguments as to why it’s important to be timely with designing…

Governments worldwide invest huge sums in their digital services and data strategies. Efficiency and effectiveness are key. But these are not achieved for some people at least, says Professor of Public Policy Sarah Giest. This makes the intended digital inclusion far from inclusive, as she will explain…

Professor Miguel John Versluys of Leiden University has been recognised with the esteemed Humboldt Research Award, a testament to his groundbreaking work in global archaeology, reception-studies and the deep history of globalisation. The award, granted by the Alexander von Humbold-Stiftung, celebrates…

‘If you want to implement open science, you at least need someone at each faculty who can help researchers to solve practical problems.’ Dorien Huijser spent two years managing the transition to a new working method at the Institute of Psychology’s Brain and Development Research Center.

Also in 2024, our colleagues from the Institute of Psychology were visible in the media in various ways. Check out their appearances in Dutch media, from NRC to the Podcast psychologist.

Leiden researchers Arko Ghosh and Enea Ceolini analysed the usage data of hundreds of mobile phones and discovered that our body has rhythms ranging between 7 and 52 days. These cycles influence how we behave. Their research resulted in an article in npj Digital Medicine journal, a Nature Portfolio…

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.

Are you doing research on migration policy in a country that is facing democratic backsliding or breakdown, or that is deepening its already-autocratic character? Are you struggling with how to best do your research so that it is meaningful and scientifically sound yet safe for you and research participants?…

On Saturday 16 April, secondary school pupils will once again have a chance to sink their teeth into the hardest language-related questions during the final of the Linguistics Olympiad. Professor Sasha Lubotsky and PhD student Cid Swanenvleugel are both former Olympiad winners. Now they are involved…

The plan was to research the years surrounding the creation of the signature H.P. Berlage building of the Kunstmuseum Den Haag, but due to the lockdown, University Lecturer Laurie Kalb Cosmo has hardly been able to visit museums. Yet she succeeds in continuing her research for the Museums, Collections…

After completing one bachelor’s and two master’s programmes at Leiden University, alumnus in Philosophical Perspectives on Politics and the Economy Matthieu Agustoni finished his student life with a bang: he got his master's thesis published in a prestigious journal.

The financial sector, supply chains and ecology. Not necessarily topics you might associate with physics, yet it’s exactly what new professor Diego Garlaschelli is dealing with. The common thread? Complex networks.

Nausea, neurologic pain and hair loss: some of the severe side effects of chemotherapy. Not necessary, biochemist Liyan Zhang showed. Together with Leiden biologists and others, she achieved great results with a drug that is only active in combination with light. Zhang will defend her PhD on 4 July.

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…

On 2 September 2022, 300 students received their Bachelor Diploma of International Studies. The students were awarded their diplomas in the historic Pieterskerk in Leiden, in front of a large audience of family and friends. With about 1000 people present, including the graduates, the International Studies…

Maurits Berger's new English-language podcast, Matters of Humanities: History of Islam in Europe covers no fewer than thirteen centuries of history. In eight episodes, professor of Islam and the West Maurits Berger argues that the Islam and Muslims are an important part of European history: ‘That was…

How do we know what a quantum computer is good for when it hasn't been built yet? That's what PhD candidate Casper Gyurik investigated by combining two terms you often hear: quantum computing and machine learning.

It is said that robots replace human interaction, but not always. This spring, the robots were the reason why the eLaw Center for Law and Digital Technologies at Leiden University in the Netherlands and Mykolas Romeris University (MRU) Law School in Lithuania got together.

In March 2021, Prof. dr. Jan Aart Scholte, Professor Global Transformations and Governance Challenges at Leiden University, co-edited with Dr. Blayne Haggart and Dr. Natasha Tusikov the volume Power and Authority in Internet Governance.

As a student, Ratna Lachmansingh wrote her thesis on horror films. Now she is the director of Leiden International Film Festival.

It is with deep sorrow that we share the news that our dear colleague Andrea Evers passed away on Monday, 4 August 2025. Since 2013, Andrea had been affiliated with the Faculty of Social and Behavioural Sciences at Leiden University as Professor of Health Psychology. She was an undeniable driving force…

A consortium led by Leiden University has been awarded 6.75 million euros to research traumascapes: physical places associated with collective trauma and loss. The research team aims to make these places more visible, accessible and inclusive.

‘Let us not forget the power of genuine engagement,’ dean Sarah de Rijcke stressed at the New Year's Reception on 7 January 2025, which was also attended by Rector Magnificus Hester Bijl and addressed the Faculty of Social Sciences.

Nathaniel Martin, Professor of Biological chemistry, wondered what would happen if you take an antibiotic that has been known for 70 years and try to improve it with the latest tools of modern chemistry. Turns out it can become up to a hundred times more potent and prevent the growth of some drug-resistant…

The jury of the Africa Thesis Award is delighted to announce that the 2024 prize has been awarded to Baleseng Maeneche, a graduate of the Faculty of Arts & Humanities at the University of the Western Cape, for her thesis 'Media Representations of Male Perpetrators of Violence against Women and Children:…

Parents from all corners of the university bring their children to De Kattekop, the university’s day nursery. How does manager Ellen Buschman use her psychology degree in her work?

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?’

Nova Verkerk has represented the interests of students as assessor for the past two years. Now her term has come to an end, and on 1 September she will be succeeded on the Faculty Board by Mette Kamerich.

A new class of polymers has been used in patients for the first time. The compound is the first new drug solubilising agent in decades. Introduced in 2014 by chemist Matthias Barz from Leiden University, it offers a unique alternative to current options.

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