The inaugural address of Reinout Vriesendorp as Professor of Insolvency Law at Leiden University: “[**]it happens; then and now” was the setting for a mini-seminar in Leiden about the underestimated effects of hindsight bias in insolvency cases.

Decision makers are faced with dilemmas as result of the corona crisis. Dr. Jeroen Wolbers, Assistant Professor Crisis Governance at the Crisis Research Center explains the existing dilemmas and what makes the corona crisis unique when compared to other crises.

Since the beginning of September, it is a fact: our faculty has a new strategic plan. The plan outlines what we will collectively commit to in the coming years. Is that important? For sure, say our directors Suzanne van der Pluijm (Operations) and Bart de Smit (Education). ‘The purpose of a strategic…

What exactly do psychedelics do in our brains? To investigate this, NWO has awarded a Vidi grant to Michiel van Elk. The Leiden cognitive psychologist talks about his proposal for serious research into a widespread social phenomenon. 'People describe experiences under the influence of psychedelics that…

The Leiden Digital Scholarship Blog explored two different ways of opening up research at an early stage: preprints and pre-registration. How to go about making your research or research plans publicly available at an early stage, and what can you expect to happen after you have done so? Among others,…

On 2 July, Armin Cuyvers was interviewed on the morning news show of BNR News Radio on the ongoing fight for the EU top jobs: why is it so hard to choose a new president for the European Commission, what is happening behind the scenes, and what are the chances of Frans Timmermans?

Physicists at Virginia Tech in the US investigated how a soap bubble freezes to become a beautiful ice dome. This only happens when the surrounding air is cold enough, otherwise the dome collapses. LION-researcher Daniela Kraft comments. 'This had never been researched before. I think it is beautiful…

‘Islam and Muslims are not something that happened to Europe; they are part of Europe. In fact, Islam is one the biggest constants in European history,’ argues Professor Maurits Berger in the new eight-part History of Islam in Europe podcast series of the Leiden University Faculty of Humanities.

What happens if a Member State decides to withdraw from the European Union? The “Brexit Charts” aim to provide information on the withdrawal procedure under Art. 50 TEU, on the legal consequences of leaving the EU and on the future relationship of the withdrawing state with the European Union.

Recent figures from Statistics Netherlands show that the total number of homicides has decreased in 2020. But the number of homicides among young people increased. Many have interpreted this to mean that homicide among teenagers in increasing. Marieke Liem, Professor of Social Resilience and Security,…

It is not possible for juvenile courts to properly assess whether it is necessary to place a child in care. This is evident from a fact sheet that has been prepared by legal scholars from Leiden University, commissioned by the Dutch House of Representatives and others.

It rarely happens: halting a decision by walking out of a meeting. ‘But there’s nothing wrong with it from a constitutional law perspective,’ says Geerten Boogaard, Professor by Special Appointment of Local Government, in ‘Leidsch Dagblad’.

That it was students who started the protests in China against its zero Covid policy makes things more dangerous for politicians. China expert Frank Pieke explains the role of students in China, what makes the protests unique and what might happen next.

Physicists, including Dorothea Samtleben from Leiden University, are building a giant underwater telescope to unravel the origin of neutrinos and to solve the mystery surrounding dark matter. The first detector has now been installed. Once it is finished, the telescope will be three cubic kilometres…

During the ‘Hour of Remembrance’ on 4 May, the University community remembers its students and staff who were killed in the Second World War. It also looks at freedom and oppression today. Three questions for Sara Polak, chair of the Hour of Remembrance committee.

Microorganisms that temporarily ‘go to sleep’ play an important role in the evolution and survival of a population. Mathematician Shubhamoy Nandan conducted research on the effect of this characteristic called ‘dormancy’ in a novel mathematical model.

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

Each year, poppies disperse seeds that grow into a new generation of flowers. Sometimes, some of the seeds postpone their germination for a few years, for example when they’re covered by a layer of sand. Only when the sand disappears, do they start to sprout. Margriet Oomen did mathematical research…

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…

For the Dutch Safety Board (DSB), the investigation into the MH17 plane crash was unprecedented in scope. It wasn’t easy, but it provided valuable lessons for international disaster investigations, says Sanneke Kuipers, a crisis expert from the Institute of Security and Global Affairs.

On 8, 9 & 10 October Share the LUVE takes place, the graduation show with the work of this year’s graduates of the Cultural Anthropology master Visual Ethnography. In three days 22 films, a graphic novel, artwork and photos will be presented in De Buurt, close to Leiden Central Station. If you don’t…

The Research Institute for Mathematics & Computer Science in Amsterdam hosts a unique X-ray machine that creates 3D scans of the most diverse objects. This allows them to reveal details that remain hidden in regular scans. In a series of articles they showcase examples of what happens in the lab. Leiden…

Dutch radio corporation ‘BNR’ contacted Willemijn Aerdts, a lecturer at the Institute of Security and Global Affairs, for her opinion on the arrest. ‘It seldom happens that someone gets caught. What is interesting is that he was both caught and is being prosecuted in the USA.’

If you’ve written a scientific manuscript, there’s a good chance you’re familiar with the app-switching two-step that happens when you copy your data from one program and paste them into another. That time-tested workflow does the job, but it isn’t always the most efficient process. In an article on…

Researcher Gezinus Wolters regularly has to determine in court whether a witness statement is reliable. How does he go about his work?

Dying from viral infection due to organ failure and blood loss: we still know little about how it can happen. Among other things, Huaqi Tang developed an organ-on-a-chip to figure it out. 'These technologies can offer unprecedented opportunities to fight the viruses that threaten our society.' Tang…

Vincent Mul is deputy president on the board of The Hague Court of Appeal. Together with Jan Crijns, Professor of Criminal Law and Criminal Procedure, he stood at the cradle of the collaboration between Leiden Law School and The Hague Court of Appeal. ‘By joining forces, we all benefit.’

In brain diseases such as Parkinson's and Alzheimer's, proteins clump together to form fibres. ‘Chaperone proteins’ unravel those fibres, but in the test tube biochemist Anne Wentink saw that this can also cause new problems. She is going to find out what happens inside cells to determine what a drug…

How does ICT affect society? Mirjam van Reisen, professor Computing for Society at the Leiden Centre of Data Science, is intrigued by this question. We speak with her about innovation, changes in health care, and mobile human trafficking. ‘Innovation has many benefits, but it can also be very disrup…

From 1 August, Hermen Jan Hupkes has been appointed Professor of Non-Linear Analysis at the Mathematical Institute. 'Initially I don't think that much will change,' Hupkes says. 'My research and supervising future researchers will continue as before.'

Fluctuations in individual plant communities contribute to the stability of an ecosystem as a whole, a study published in Ecology Letters shows. Nadia Soudzilovskaia and colleagues for the first time used data from plant communities across five continents to prove this hypothesis.

The transition from Middle to Upper Paleolithic is a major biological and cultural threshold in the construction of our common humanity. Technological and behavioral changes happened simultaneously to a major climatic cooling, forcing human populations to develop new strategies for the exploitation…

Materials are either gas, liquid or solid, based on how their molecules respond to temperature and pressure. But what if the building blocks are self-spinning particles instead of ordinary molecules? Theoretical physicists found out what determines the phase of those artificial materials. Publication…

How do you count the nanoplastics in your body? Leiden researchers published a method in Nature Protocols today that should make this easier. Important for both environmental and medicine research.

Though tuberculosis can be cured today, new resistant strains of the bacteria are becoming a growing problem in the medical world. Biologist Annemarie Meijer and her colleagues are studying resistance to this disease. Their research is already yielding several interesting clues that could help the development…

A mother who is far from the romantic ideal image of the mother as we know is the murderous mother. Genevieve Lhermitte, the mother who killed her 5 children, or the neurosurgeon who killed her 14-year-old daughter whose trial recently ended are examples of shocking stories. It goes against every thought…

Jelle van Buuren, Assistant Professor at the Institute of Security and Global Affairs, in conversation with the NOS, warns to remain alert despite the reduced threat level for terrorism.

An international collaboration of astronomers is organising a special online lecture series for physicists and astronomers in Cuba. The reason for this is the tightening of measures against this country, as a result of which researchers can hardly get any information from outside the island. ‘Everyone…

Lev Manovich, world-renowned innovator in digital humanities and theorist of digital culture and media art, is the first speaker in the Media Technology MSc program's "Hello World!" lecture series.

Now the election results are in, how should we interpret them? Time to call Associate Professor in Political Science Tom Louwerse.

Hardly ever before have different groups in the population retreated into their own bubble as much as they are doing today. Professor of Sociology and Law Maartje van der Woude and her students will be examining the effect of social distancing on relationships. How do the people of Leiden look at students…

LUMC research has shown that women who previously had a miscarriage due to COVID-19 are not at increased risk of having another miscarriage or a stillbirth. Nor are preventive drugs needed during the pregnancy.

Genes are active sometimes, and other times they remain dormant for a while. Leiden physicist John van Noort receives an NWO ECHO grant to find out how this happens.

How do classroom demonstration experiments help students learn chemical reasoning? Marie-Jetta den Otter, PhD student at ICLON, researched this. She defends her thesis on 6 December.

Parents are not always heard before their children’s placement in care is extended. They can only have their say if they ask the judge for a hearing themselves. ‘It should be the other way round,’ says Mariëlle Bruning, Professor of Child Law in a ‘De Nieuws BV’ broadcast.

Having a chronic somatic condition can result in a variety of impairments in patients’ daily lives, including not only physical complaints such as pain, itch, and fatigue, but also problems of negative mood and impairments in social relationships. Next to disease characteristics, individual difference…

Sentencing is becoming increasingly complex for the courts. Legal scholars and criminologists from Leiden document the process of sentencing in the Netherlands. They use this knowledge to advise legislators and those who implement this legislation on how to make sentencing more consistent and effect…

The elderly accept may minor discomforts like stiffer muscles and getting tired more quickly, but they do want to go to their children's birthdays independently. Preventive elderly care helps people with that. The goal is to let people grow old while maintaining their self-reliance and independence…

Electrolysis is a technique that can be used to convert CO2 into fuels and other useful products. To do this efficiently and on a large scale, however, we need to understand exactly how electrolysis works. Professor Marc Koper is an expert in this field.