What dose of medicine do you give a child? That depends to a large extent on how quickly their kidneys remove the drug from the blood. For ethical reasons it is impossible to measure this directly in little patients. PhD candidate Sinziana Cristea combined different types of modelling and lots of data…

Leiden physicists have been awarded 1.5 million euros for developing a hybrid microscope that provided nanometer-resolution. 'The idea is to combine the resolution of electron microscopy with the pros of optical microscopes.'

As part of her doctoral studies at the University of Copenhagen, Dr Rebekka Byberg explored the history of the Common Market Law Review from 1963 to 1993 in an engaging article which illustrates the evolution of European law as an academic discipline.

Paleobotanist Menno Booi discovered that 250 previously described fossil tree species are objectively not distinguishable; they belong to only one single species.

A delegation from Leiden University is visiting Brazil from 14 to 18 March. The first day of the visit was spent with scientists in São Paolo.

The Municipality of The Hague called on researchers to come up with a proposal for an innovative research project on problems big cities face such as energy transition. Four of the five projects that have been granted funding come from researchers from Leiden University.

On I February 2018, at 15.00 hrs, Charlotte Vrendenbarg will defend her PhD dissertation ‘Proceskostenveroordeling en toegang tot de rechter in IE-zaken. Regelingen over proceskosten getoetst aan het EU-recht’ (Litigation costs orders and access to the courts in IP cases. A comparison of litigation…

What makes peace missions succeed or fail? Which new technologies will determine the outcome of wars? In recent decades, insufficient use has been made of knowledge of modern warfare, when this is crucial to European security. This is what Frans Osinga, Professor by Special Appointment of War Studies,…

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.

De onderzoeksteams zijn opgezet, samenwerkingen zijn gestart, projecten afgetrapt, de eerste startsubsidies zijn binnen en de websites zijn in de lucht. Het stimuleringsprogramma Citizenship, Migration and Global Transformations, dat bestaat uit de twee pijlers Social Citizenship and Migration en Global…

NWO has awarded eleven Leiden researchers a Vidi grant of 800,000 euros. The research subjects range from Cicero and muscle dystrophy to the archaeology of bogs.

The Young Alumni Network (YAN) organised a working visit to the National Museum in Amsterdam on Thursday 5 July. Alumni were able to take a look behind the scenes at the Museum and the excursion ended with an exclusive tour.

Unemployed people often need not only a financial safety net but also a stimulus to look for work. PhD candidate Heike Vethaak researched the effects of incentives used by benefit agencies, such as compelling people to widen their job search.

An impressive 12 researchers from Leiden University have been awarded an 800,000-euro grant by the Dutch Research Council (NWO). This will enable them to develop their own line of research over the next five years.

Only one in five young people with emotional health problems such as an anxiety disorder receives appropriate professional help. GPs often fail to properly recognise the signals in children and young people, according to psychologist Semiha Aydin. How can we improve this? PhD defence 23 February.

On Tuesday 10 January, the Meijers Lecture was held followed by the New Year’s reception in the restaurant of the Kamerlingh Onnes Gebouw. Dean Joanne van der Leun opened the reception with a New Year’s speech. The following is a short overview of the event.

China is an important partner of Leiden University. We collaborate with more than 20 Chinese universities and welcome around 400 Chinese Bachelor’s, Master’s and PhD students.

Certain cichlid fish in Lake Victoria seem to have adapted super-fast to changing circumstances. Dr Frans Witte from the Integrative Zoology section has been awarded an NWO subsidy (approx. € 240,000) to carry out PhD research into the rapid changes apparent in this fish species.

Lecturers had a week to move their courses online. An enormous challenge because remote teaching definitely wasn’t commonplace at Leiden University. Suzan Verberne, a lecturer and researcher at LIACS, shares her experiences. ‘I tried to do too much in my first week working from home.’

A study of the International Union for Conservation of Nature has identified tree species native to Indonesia’s Kutai National Park that are resilient to climate change. The species support threatened East Bornean orang-utan populations; therefore, the study recommends their use in reforestation efforts.…

On 16 April 2021 the webinar ‘Children and young adults in contact with the law: Systemic vulnerabilities and institutional responses’ took place. In total 17 speakers and discussants engaged with the topic of vulnerability.

Promovendus Tristan Mostert onderzocht de ‘kruidnageljacht’ op de Ambonse eilanden en ontdekte dat VOC-gouverneurs extreme tactieken gebruikten.

André van der Laan has been appointed Professor by Special Appointment of Juvenile and Adolescent Crime at Leiden University, a chair established by the Leiden University Fund (LUF) and the Dutch Research and Documentation Centre (WODC). It is the first time that a professorship by special appointment…

Portraits of six Leiden professors for whom 8 February 2016 was the first time that they took part in the procession of Leiden professors at the Dies Natalis.

For the fifth year in succession, on the foundation day of the university, Leiden professors taught a lesson at primary schools as part of the ‘Meet the Professor’ programme.

Since 2017 guest researcher Gerrit de Wit has been working together with Congolese linguists and the Boa community to develop the oral Boa language into a written one. He tells us about 2 unique projects, which are steadily unearthing and describing the structure of a new language.

For some time blackbirds have been settling in towns as well as in woods. As a result, town blackbirds have now begun to develop differently from their counterparts in forests. These are the findings of the PhD research carried out by behavioural biologist Erwin Ripmeester who defends his dissertation…

The centre of our Galaxy is so dark and dense that it is almost impossible to observe what is inside. By catching the rare hypervelocity stars that are ejected from it, Elena Maria Rossi aims to unveil the mysterious environment around the supermassive black hole inside. But she’ll also be solving another…

When we are around four years old we suddenly start to understand that other people think and that their view of the world is often different from our own. Researchers in Leiden and Leipzig have explored how that works. Publication in Nature Communications on 21 March.

Leiden has a tradition of collaborative ventures with Indonesia that goes back a long time. The country is one of three priority regions for our University. A report by Anette van Sandwijk.

A growing number of AI tools are being developed for the legal sector, to help professionals search lengthy texts or check court rulings. Leiden SAILS researcher Masha Medvedeva, an expert on the technical development of these systems, warns: ‘Users should know what’s under the hood.’

Microneedles are a promising tool for the painless administration of vaccines through the skin. But, are these minuscule needles really effective? PhD student Pim Schipper of the Leiden Academic Centre for Drug Research investigated various factors of vaccination via the skin and discovered, among other…

How can we prevent drug-induced liver and kidney damage? PhD candidates Marije Niemeijer and Lukas Wijaya investigated what happens in the cells during the onset of this damage: a stress response. Both focused on a different subtopic and made some interesting discoveries.

Pharmacologist Liesbeth de Lange has won the Lewis B. Sheiner Lecturer Award from the International Society of Pharmacometrics (ISoP). As Professor of Predictive Pharmacology she is working, among other things, on a mathematical model that can predict drug concentrations in the brain. On the occasion…

Gold nanoparticles give us a better understanding of enzymes and other molecules. Biswajit Pradhan, PhD candidate at the Leiden Institute of Physics, uses gold nanorods to study individual molecules that would be challenging to detect otherwise. Resulting knowledge can be applied to many research fields,…

Anthropologist Rodrigo Ochigame studies how AI is changing the practice of scientific research. From astrophysics to mathematics to climate science, they find that the adoption of new AI models is raising questions about what counts as reliable scientific evidence.

Stilzitten doet alumnus Bart Jansen niet graag. Zo geeft hij les in onder meer Nederland, Maleisië en Curaçao, houdt hij zich naast het recht ook graag bezig met kunst en mystiek en vindt hij naar eigen zeggen ‘alles wat fout gaat’ wel interessant aan de rechtsfilosofie. ‘Ik ben gek op veelzijdige mensen;…

It's the middle of summer and the lecture halls are full. Students from all parts of the world have come to Leiden and The Hague for a summer school, on subjects varying from linguistics to international criminal law and from physics to biopharmaceutical sciences. Lecturers and students talk about what…

From a white leather armchair, on which Barack Obama once sat, Dean Michiel Kreutzer opened the academic year. This time not with visitors, but completely corona-proof via a live stream. In a homely setting, Kreutzer spoke with several guests, including Covid-19 researcher Thomas Hankemeier and brand…

The clever young people at the National ThinkTank who tackle an urgent societal problem each year include two Leiden alumni this autumn: Jiao Harmsen and Jort van Dalen. They will spend at least four months getting to grips with the topic of ‘education’.

New research has confirmed that the Dutch military used systematic, extreme violence against Indonesians. In his book Soldaat in Indonesië (Soldier in Indonesia), to be released at the end of October, historian Gert Oostindie draws the same conclusions using different sources. He presents new findings…

The EU is aiming to deter economic coercion with a new legal instrument. Freya Baetens will elucidate this in her inaugural lecture on October 27th.

Today over 1000 chief executives and more than 40 world leaders meet in the Swiss village Davos to discuss the world's issues of today. What is the importance of the conference and what is the actual effectiveness? Dr. Alexandre Afonso, assistant professor in the Department of Public Administration,…

The start of this year saw the opening of the LDE Centre for Governance, Migration and Diversity. The Centre looks at public administration and policy issues in the four South Holland cities from a multicultural perspective. What is unusual is that there are already master's graduates at the Centre.

Increasing resistance and a lack of new antibiotics are a serious problem for public health. Against this background, Gilles van Wezel of the Institute of Biology Leiden is looking for new medicines. Together with former PhD student Changsheng Wu and colleagues he discovered the special antibiotic lugdunomycin,…

For the duration of a month, the portraits of female professors only will hang in the Senate Chamber of Leiden University. This is the initiative of Athena’s Angels, who want more room for women, literally and figuratively. Vice-Rector Simone Buitendijk unveiled the portrait photos on 8 March.

It is a familiar phenomenon: you ask the assistant on your phone to call your mother, but it calls a friend instead. Tom Kouwenhoven, PhD student in the SAILS programme, investigates how humans and Artificial Intelligence (AI) can better communicate with each other, so that these kinds of situations…

Last November, it was announced that the European Commission has awarded a Jean Monnet Chair to Professor of Tax Law Irma Mosquera Valderrama. She will use the grant to shape the EUTAXGOV project over the next three years.

Inspiration from outside and best practices from inside the University. These were the most important ingredients of the symposium on inclusivity organised by the Diversity Office at Leiden University on 22 November.

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…