It often takes longer for women with heart problems to get the right diagnosis. In her Annie Romein-Verschoor Lecture, Professor Hester den Ruijter will talk about how hormones influence the heart and the importance of medical research that focuses specifically on women.

Theoretical research does not always give us the right solution to a problem in society. This message, loud and clear, is delivered during the final presentations of the Master Honours Class 'Social Innovation in Action'.

The International Network for School Attendance launched an inaugural conference in Norway, playing host to 14 countries, 254 participants. Lead of this international network for the Netherlands is psychologist David Heyne of Leiden University.

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Mathematics students Pim Spelier and Bob Zwetsloot both won a medal at the International Mathematics Competition for University Students (IMC) 2018 in Bulgaria. Spelier talks about the competition, his preparations, and a mistake that almost costed him his good ranking.

For many teachers, they are a lifesaver: the people at the Science Teacher Support Desk. When a teacher has technical problems, they come to the rescue immediately. Veerle Warnders is one of them and she tells us what is so great about her job.

Research by bioarchaeologists from Leiden and Canada has shown that 19th-century Dutch farmers regularly had bone defects. These may have been caused by wearing clogs. Publication in the International Journal of Paleopathology.

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Months after the case of the abused foster child from Vlaardingen (Zuid-Holland) came to light, many questions still remain. Why was the child not listened to? Marielle Bruning, Professor of Child Law, discussed this with NOS, NPO Radio 1, NRC and Nieuwsuur.

Psychologist Omar Burhan discovered in his study of nepotism that the hiring of kin, even if they are competent for the job, makes people feel they are procedurally being treated unfairly. However, certain people are liable to believe that effective leaders transfer their traits to their offspring.…

After almost four decades, Leiden and Eindhoven chemists have resolved the discussion about the correct model for the simplest chemical reaction in heterogeneous catalysis, which is essential for fuel cells. Using a unique curved platinum surface, Ludo Juurlink and PhD candidate Richard van Lent from…

Rutsel Martha, former Minister of Justice of the Dutch Antilles, former General Counsel of Interpol and alumnus of Universiteit Leiden, elaborated on the position of states and intergovernmental organizations (IGOs) in international financial law.

On 30 April, Prime Minister Mark Rutte was presented with the manifesto of the NWO Youth Challenge, which contains advice for policymakers, scientists and administrators on the empowerment of youth in the time of coronavirus. The manifesto is based on research questions submitted to the science community…

Pui Chi Lai (35) has a lot on her plate, being a study adviser and coordinator of studies for two bachelor's programmes and two master's programmes. Alongside her job, however, she does not sit still and follows a PhD trajectory at the University of Macau.

Jelle van Buuren bespreekt de link tussen radicalisering en psychiatrische problematiek.

A new challenge for Felix Ameka. The senior lecturer at the Centre for Linguistics has been appointed professor by special appointment of Ethnolinguistic Vitality and Diversity in the World. ‘I am looking forward to promoting ethnolinguistic diversity and vitality.’

This dissertation studies the Asymptotics of Bayesian nonparametric inference for Gaussian linear models.

Development of micro-scale analytical tools to be used to address relevant biomedical questions in the field of neuroscience, and other application areas intrinsically dealing with small sample amounts.

Following years of negotiations between Member States and the European Parliament, there’s finally been a breakthrough for migration policy. What does it mean for the Netherlands, exactly? Mark Klaassen, Assistant Professor in Immigration Law, discusses this on various media channels.

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It has been a long-standing mystery how complex biological structures emerge from such seemingly uncoordinated building blocks as cells and tissues, in the presence of only minimal environmental guidance.

A consortium of international researchers comes with a unique solution to the energy problem. By mimicking photosynthesis, they aim to produce sustainable fuels out of sunlight, water, and CO2. Their secret? ‘Soap bubbles’, says Leiden chemist Sylvestre Bonnet, who is part of the consortium.

Earlier this year, Spain passed a law that legalises euthanasia and assisted suicide. Spain is now the fourth country in Europe with such a law. Its introduction, however, is not plain sailing.

A Preventive Intervention Team that investigates children with behavioural problems and trains their social skills in order to prevent school dropout and other, more serious problems. This is a strategy that Leiden University and the municipality of Amsterdam have been using for several years already,…

The response of international organizations to the problems of cross-border death and gift taxation needs to be revisited, according to PhD candidate Vassilis Dafnomilis. PhD defence on 3 June 2021.

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…

It is undeniable that the public is central to the practice and study of public diplomacy. Indeed, this field is known as *public* diplomacy.

Young children exhibit more aggressive behaviour if their nervous system fails to respond adequately to stress situations and if they are exposed to risk factors such as smoking or psychological problems experienced by the mother during the pregnancy. This is the conclusion of PhD candidate Jill Suurland.…

The Sixteenth International Conference on Parallel Problem Solving from Nature (PPSN XVI) will be held in Leiden, The Netherlands on September 5-9, 2020. Leiden University and the Leiden Institute of Advanced Computer Science (LIACS) are proud to host the 30th anniversary of PPSN.

Leiden University neuropsychologists have shown that customised intervention pays off. A new fundamental research-based approach in children who are in danger of going off the rails has delivered spectacular results.

What motivates citizens to participate in a citizen science project on plastic pollution? And does that motivation change over time? Liselotte Rambonnet tried to answer these and other questions with her research on the Clean Rivers (‘Schone Rivieren’) project. Rambonnet is a PhD student at the Institute…

The annual conference of the Global Transformations and Governance Challenges (GTGC) interdisciplinary research programme will take place in The Hague on 7-9 June. Why should you be there? ‘The problems in the world affect us all. This conference will be looking at planetary governance’, says programme…

Not all problems are easy to solve, but with enough bright minds, you make progress step by step. ‘The kind of problems I am interested in have been occupying mathematicians for over two millennia,’ says theoretical mathematician David Lilienfeldt. In September, he started at the Mathematical Institute…

Cyber-attacks, privacy-related problems or failures in functioning: many technologies that are used every day have security issues that are solved when the software is already in use. A new interdisciplinary project, in which Olga Gadyatskaya, Harry Wijshoff, Alex Uta and Kristian Rietveld from the…

On November 30, 2023, the research group Institutions for Conflict Resolution (COI) organized a stakeholder meeting on governmental problem-solving and its implications for legitimacy. COI is a joint collaboration between the Universities of Leiden, Utrecht, and Nijmegen as part of the Dutch Sector…

Kohei Suzuki, Assistant Professor at Institute of Public Administration, was interviewed by Infobae about loneliness in Japan and the role of government and society.

People already diagnosed with a mental disorder before the COVID-19 pandemic did not show a disproportionate increase in symptoms afterwards. This is one result from the first systematic review of longitudinal studies following their study population from before to during the first eighteen months of…

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.

Promotores: K.J. Batenburg, B. Koren

This longitudinal study is focused on neurodevelopmental problems in young children with XXY, XXX and XYY, aged 1 to 6 years.

As of 1 October, David Holmes has been appointed full professor of Pure Mathematics at the Mathematical Institute (MI). His work lies at the intersection of algebra, geometry and number theory.

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

Wondering what anthropology students can contribute in daily practice? Both during their bachelor's and master's studies, anthropology students conduct research at the request of social organisations in Leiden via Leren met de Stad. Last week, they presented their experiences and results on the various…

Global science research serves the needs of the Global North, and is driven by the values and interests of a small number of companies, governments and funding bodies, finds a major new international study published today. As such, the authors find, science, technology and innovation research is not…

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.

By chance, computer scientist Hans-Dieter Hiep (Leiden Institute of Advanced Computer Science and Centrum Wiskunde & Informatica) discovered a ‘gaping hole’ in a widely used method for evaluating software security. Hiep patched the hole, causing quite a stir in his field. 'It’s not pleasant when a PhD…

LUMC Curium and the Dutch National Youth Council (NJR) have been working on integrating young people’s lived experiences of mental health problems in medical research and training. The aim is to broaden doctors' and researchers’ perspectives and improve the care offered.

The coronavirus crisis had a major impact on the judicial system in the Netherlands: courts closed at the start of the pandemic and instead held virtual hearings. Research now shows that things did not always go smoothly.

Many deepfake porn videos are going around appearing to feature popular Dutch presenters, actors and politicians. These videos are banned, and yet they’re still being circulated. Dirk Visser, Professor of Intellectual Property Law, explains why: ‘There are enough rules telling us that deepfakes aren’t…