How are people of color represented in art collections? And do young people of color feel that museum collections reflect their norms and values? Developmental psychologist Carolien Rieffe is invited to serve on the Expert Group ‘Musea bekennen kleur’ because of her knowledge of children and young p…

The new privacy laws make it more difficult to combat human trafficking: under-age victims are often not registered. In her lecture, Cleveringa Professor Corinne Dettmeijer called on everyone to be on the alert. 'We don't want to live in a society where people are treated as throw-away objects.'

An international team of astronomers has shown in a laboratory at Leiden University (the Netherlands) that methane can form on icy dust particles in space. The possibility had existed for quite some time, but because the conditions in space were difficult to simulate, it was not possible to prove this…

The disappearance and reappearance of species of plants in the Netherlands is a normal phenomenon. In the period from 1981-2000 the number of plants to have disappeared was considerably lower than previously, whereas the number of species rediscovered is much higher. Climate change may be the cause.

Over the last 5-6 years Burkina Faso has become seriously implicated in the rapid and dramatic changes in the geopolitical situation in the Sahel. The country, once reputed for its stability and safety, has come under the spotlight for the number of violent attacks and of internally displaced people.…

On April 14, 2025, Dr. Hans Petschar, the recently-retired Director of the Bildarchiv und Grafiksammlung at the Austrian National Library in Vienna, delivered the Sixth Annual Austrian Studies Lecture 'Austria’s Present Past: A visual journey through Austrian history 1925 – 2025'.

Researchers, policymakers and funders have to take more account of the effect of sex and gender in scientific research. This is the view presented in an advice paper published by LERU, the League of European Research Universities. The lead author is Vice-Rector Simone Buitendijk.

Proton therapy is a new way of treating cancer in which radiation doses are delivered more precisely. This results in less damage to surrounding tissue and fewer side effects. Professor Marco van Vulpen is medical director of HollandPTC in Delft, where the social value of this therapy is studied. Van…

Each year, CML gives out three Stans Awards. The Institute's staff could nominate students and colleagues for the prices of best student thesis, best PhD paper and best outreach from the past year. Jury members Jan Willem Erisman and Nicole de Voogd made the final decision.

Rewarding good behaviour, instead of punishing it – a proven pedagogical method. Would it also work in tackling tax avoidance? This question sparked the interest of PhD candidate Josephine van der Have. Her research investigates the potential of a trademark for fair taxation.

Climate change, social inequality, and the COVID-19 crisis are examples of wicked problems—issues that require collaboration across different disciplines. In partnership with the African Studies Centre, David Ehrhardt and Caroline Archambault (LUC), along with African partners, are researching the best…

What did medieval scholars think of the books they read? In her inaugural lecture, Professor Mariken Teeuwen will talk about the texts they wrote in the margin.

The university is home to many pearls of research institutes that do not make the news every day. The Executive Board visited one such pearl, the Institute of Philosophy, on Tuesday 1 July. It resulted in an inspired conversation.

In our globalised economy, goods and services are frequently produced abroad. Is it the producer or the consumer that should be held responsible for greenhouse gas emissions associated with production? Together with colleagues from Berlin, Hauke Ward of the Institute of Environmental Sciences (CML)…

‘The system is failing’, ‘the goals are only being achieved to a limited extent’, ‘we’re letting children down’. These are some of the newspaper headlines that followed the publication of a report by researchers from Leiden University in September. Commissioned by the Dutch Research and Documentation…

How to keep 80 students with different backgrounds motivated for 3 hours? Stefano Cucurachi knows how! By incorporating current developments, lively discussions and even some improvisation theatre, this assistant professor managed to become Teacher of the Year 2018. ‘You have to find ways of gaining…

The whole world gets raw materials from Latin America, but at the expense of nature. Håvar Solheim researches the role of organised crime in this environmental crime and Soledad Valdivia researches sustainable urban initiatives in Latin America. What do these university lecturers think the future of…

If you replace the standard hydrogen atoms in ice with a heavier variant, something odd happens. The volume occupied by the molecules increases by 0.1 per cent. Leiden chemist Jörg Meyer and his colleagues have created a theoretical model that describes this behaviour. Their research appeared on the…

Back to university to attend lectures with master's students: that's what professionals did at the Leiden Leadership Programme. Conclusion of the experiment? Learning about leadership leaves one wanting more. 'Great that this is possible.'

Despite the rapid progress in solar and wind energy, a completely clean energy supply remains a huge challenge. Heavy industry, aviation, shipping and road transport are not yet able to do without carbon-based fuels. To reach the climate goals, in these industries energy consumption should be CO2 neutral. In…

Anthonya Visser, Professor of German Language and Literature, was a PhD candidate in East Berlin just before the fall of the wall. The 'Wende' became the theme of her research. 'My focus is always strongly on the East German perspective.' On 7 November Visser will give a lecture in the Studium Generale…

The topics of discussion included multiple choices questions, research on teaching, workload and many other things. On 29 October four new enthusiastic fellows were installed in the Leiden Teachers’ Academy and presented their research innovation projects.

For his PhD, historian and army major Dion Landstra researched the effectiveness of observers in peace operations in the Balkans between 1991 and 1995. What risks are acceptable for bringing about and maintaining peace? Landstra will defend his PhD on 28 September.

The soya sauce in our kitchen cabinets is not a recent acquisition. This sauce is an important element in a long history of exchange between Asia and Europe. This is what Anne Gerritsen claims in her inaugural lecture for the Kikkoman Chair on Friday 12 December.

The EU’s programme for research and innovation Horizon Europe is funding the ISGA project ‘NET-ROL: Networks and the Rule of Law: Uncovering Socio-Economic Outcomes’. The funding amounts to 3 million euros, with 760,000 euros going to ISGA. Researchers Antoaneta Dimitrova and Jaroslaw Kantorowicz are…

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…

International alumnus Alejandro tells us in a flash about why it is so important to physically be in Leiden for your studies, about how important his Advanced Master was to his employers and how AI and tech affects his line of work.

Getting up at 5 AM, strolling through rain and looking at a dirty diaper: students of the Honours College Archaeology endured it all. For their class ‘Future cities, urban pasts’ they mapped the city of Leiden in various forms. ‘This honours track demonstrates how we can take archaeology a step furt…

Every year many Leiden lecturers and students visit an international university for the purposes of research or study. In the coming newsletters a different Leiden scholar will give his or her view from abroad.

The peacekeeping operation in Cambodia is known as an important and rare success. Yet the mission was forced to violate the core principle of peacekeeping, impartiality, in order to be successful.

PhD candidate Sebastiaan van de Lubben has written live blogs about Leiden politics. But how do you go about covering an event while it unfolds? ‘You don’t have time to think while you’re at it.’ Much proved to be unknown about this relatively new journalistic genre.

On 20 September 2024, Leiden University colleagues Associate Professor Gianclaudio Malgieri (Main Applicant), Assistant Professor Michael Klos (Co-Applicant), Professor Simone van der Hof (Co-Applicant), Constanta Rosca, Maria-Lucia Rebrean and Maëlle Picout gladly welcomed RESOCIAL’s consortium members…

‘It's right and proper that we have policies to prevent terrorism,' says Francesco Ragazzi, university lecturer in International Relations at Leiden's Institute of Political Science. 'But the way the policies are designed and implemented can have unintended consequences. For example, when teachers are…

Seven talented female scientists join the fight against cancer of the Oncode Insitute. Laura Heitman of the Leiden Academic Centre for Drug Research is one of the new Junior Investigators. ‘I hope to discover new druggable targets’.

Data about COVID-19 were everywhere during the pandemic, but how will all this data continue to be managed and kept open so that it is usable in the future? We spoke with Kathleen Gregory, researcher at the Centre for Science and Technology Studies (CWTS), who will study this question in a new project…

On Human Rights Day 2024, the International Court of Justice is charged by the General Assembly with delivering an Advisory Opinion asking, in effect, what does the climate crisis imply for the rights of vulnerable states and people? Researcher Jens Iverson shares his thoughts on this event.

On the 27th April 2017, the third annual conference of the Leiden Center for East African Law (LEAC) took place at Strathmore University in Nairobi, Kenya. The theme of the conference was ‘East African Law: A Common Market, Opportunities and Challenges for the Business Community’.

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

Research master student Linda Bomm found in her thesis that men, compared to women, believe female sexual assault survivors less, blame women more, and judge them more negatively – especially if they identify strongly with their male gender.

Practical advice, a panel discussion, and an informal networking reception: students and alumni from the MA International Relations can look back on yet another successful event last April. The diverse backgrounds and careers of the alumni vividly illustrated the range of opportunities awaiting students…

On 5 February 2020, Leiden University College celebrated the graduation of its Class of 2019 ½. Referencing Aladdin’s ‘A Whole New World’, Dean Judi Mesman praised the graduates’ achievement and encouraged them to pursue new horizons on their journey that has just took off.

Minister Dijkgraaf van onderwijs wil het aantal internationale studenten terugdringen. Maar mag Nederland dat wel? En zo ja, is het ook wenselijk? Deze vragen behandelde Mark Klaassen, universitair docent bij het Europa Instituut, tijdens de slotbijeenkomst van het Honours College Law op 12 juni.

On Friday 16 February 2024, Rudolf E. de Jong passed away unexpectedly in Cairo. Since 2012, he was the director of the Netherlands-Flemish Institute in Cairo (NVIC), which he skillfully managed for 12 years. He was laid to rest in Amsterdam on 27 February. Rudolf was 65.

Plastic pollution is a major environmental issue. Although regulation is being adopted, plastic pollution is still increasing. Effective and strict enforcement is key and NGOs and civilians can be instrumental in this.

Charlotte Poot (31) is co-founder and chair of Hospital Hero, an app that prepares children for a hospital visit. She studied and obtained her PhD at the LUMC.

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…

The gas prices now exceed 300 euros per megawatt hour – a record. The transition from fossil (natural gas, coal, oil) to renewable energy is needed and soon. But how do you get a society (and its citizens) to switch to sustainable energy?

When we think about ancient Egypt, the first things that come to mind are usually mummies and sarcophagi. According to researcher and Rijksmuseum van Oudheden curator Lara Weiss, that impression is unjustified. She made an audio tour for the Rijksmuseum van Oudheden that focuses on living Egyptians…

The Spanish Society of Soil Science has chosen as the best thesis of 2015 (call 2016) in Spain to the CML-researcher Daniel Arenas Lago, for his research at the University of Vigo that expands and deepens in new knowledge about adsorption and retention of heavy metals in soils, an issue increasingly…

Many European citizens feel connected to the European Union and place trust in it, Eva Grosfeld found in her PhD research. Yet around a quarter do not identify with the EU at all. How can the EU regain their trust?