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Study information

Study information

Study information

Study information

In the context of growing political polarisation, the spread of misinformation, and increases in incivility and intolerance, how can Twitter assess and improve the quality of its conversations? To address this question, an interdisciplinary team of researchers from Leiden University, Syracuse University,…

For their research many neuropsychologists use the brain scanners at the LUMC. At the start of the pandemic, the rules for visiting the hospital became stricter and a large amount of psychology research looked as though it would fall through. Thanks to good protocols the researchers can now pick up…

What are the main trends in family life today? Three stand out: young adults living with their parents for longer, people delaying parenthood and widening inequality between families. How did these trends emerge, and what are their consequences? Leiden experts explain.

Most people talk about truck drivers rather than to them. That’s an error of judgement, says PhD candidate Anke van der Hoeven, who explains why we should be making their lives easier. ‘People just don’t realise it, but they’re an invisible group that keeps the European economy running.’

Governments are increasingly cracking down on tech companies like X, Telegram and Clearview that flout the law, with a fine, ban or criminal prosecution. In practice, however, this has little effect. A tougher stance is needed, argues Bart Custers, Professor of Law and Data Science at eLaw – Center…

Connecting scientific fields, enhancing research and teaching, and providing innovative solutions to complex social issues: that is the idea behind interdisciplinary research. What did the university achieve in 2024? A small sample.

A master's degree in Psychology at Leiden University combines theoretical knowledge with academic and professional skills, making you an attractive candidate for many employers.

On 28 November 2025, Leiden University and PLNT Leiden hosted “The Knowledge Orchard” - an event aimed at starting up/ enhancing interdisciplinary cooperation between academics at Leiden University, and improving collaboration between Leiden researchers and external partners in research and educatio…

ILS organizes monthly Lunch Seminars in which all researchers from Leiden Law School can present their research. The idea is to share in an open and accessible way what researchers from other research programs and institutes are working on. During a seminar, two or three speakers will present their…

An overview of awards and prizes granted to our staff and students in 2021, as well as special appointments at Leiden University and other institutions.

What is the first thing you think of when you hear the word UN? Is it just the Security Council and the ‘blue helmets’ or is there more to it? These are some of the questions tackled by the Chair’s research group.

The Netherlands is informal, friendly and welcoming. Everyone can feel at home here, regardless of religion, ethnic background or sexual orientation. The Dutch speak many languages and the countryside and cities are easy and safe to travel through, by any means of transport. No matter where you come…

Conference, 2-day Workshop

Since 1919 the International Labour Organization (ILO) has been promoting the rights of workers worldwide. On 7 February, Leiden University hosted the symposium celebrating the 100-year anniversary of the foundation of the ILO. Leiden emeritus professor of International Labour Law Paul van der Heijden…

In recent years, the public discourse on immigration in Europe and in the United States has often focused on efforts to increase security and restrict traffic on external borders. How old is this phenomenon of states attempting to control migrations on external borders? What were the motives and the…

Consumer grade smartwatches may not be as accurate as promised when measuring tiredness or stress. That is the conclusion of researchers Björn Siepe and Eiko Fried based on a comparison between smartwatch measurements and self-reports by users.

Of je nu appt, online nieuws leest, of door Instagram scrolt, jouw gedrag wordt gemonitord. Sterker nog: wát jij ziet, wordt door anderen bepaald. Promovendus Aleksandre Zardiashvili onderzocht de impact van online advertenties en de macht van de bedrijven erachter.

With a 'Kiem grant' of up to €10,000, Leiden University stimulates initiatives in research and education where diverse fields of study meet. This interdisciplinary approach helps solve complex issues.

Every year, around 40 women are murdered in the Netherlands. The perpetrator is often their partner or ex-husband. Assistant Professor Ellen Gijselaar spoke to NOS News about femicide: 'It’s impossible to prevent all these cases, but you can limit the risk.'

Robot technology is flourishing in multiple sectors of society, from retail, health care, industry and education. However, are robots representative towards minority groups of society, like LGBTQ+ people?

Firearms and violence in Europe–A systematic review by Katharina Krüsselmann, Pauline Aarten, Marieke Liem

Sixteen researchers at Leiden University have received a Veni award from the Netherlands Organisation for Academic Research (NWO). This award offers promising young researchers the opportunity to further develop their ideas for a period of three years.

‘We’re going to see each other again on campus. We’re so pleased, but we do have to say safe.’ Rector Magnificus Hester Bijl is looking ahead to the new academic year, which begins on 6 September. No more 1.5m distancing, but we do have to take responsibility for other people’s safety.

A cancer pill, preferably without severe side effects, is something we’d all welcome. Is it a matter of time before such a pill is a reality? We put this question to three Leiden researchers and asked how they themselves are contributing to new cancer treatments.

Benjamin Scott, master student Air and Space law in Leiden, was given a unique chance by Professor Pablo Mendes De Leon. Benjamin was allowed to edited “The Law of Unmanned Aircraft Systems”. In close collaboration with the professor, staff of the International Institute for Air and Space Law at Leiden…

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.

The infection rate is rising again in the Netherlands, which means it may also be rising among Leiden University’s students and staff. How is the University responding? And what dilemmas is it facing? We spoke to our Rector Magnificus, Chief Security Officer and two other administrators.

The whole world is waiting anxiously for sufficient supplies of coronavirus vaccines. As Launch Navigator at Pfizer, alumnus Dennis de Mik must help ensure that the Netherlands receives 19.8 million doses of the Pfizer/BioNTech vaccine. How is he going about this and how has his Bio-Pharmaceutical Sciences…

From studying molecules in the blood of corona patients to developing a new concept for vaccines. The Leiden Academic Centre for Drug Research (LACDR) has transformed many ongoing projects into Covid research projects. Hubertus Irth, scientific director of LACDR, talks about the role of his institute…

25 Years ago, the Center for Bio-Pharmaceutical Sciences was founded at Leiden University; one year later, in 1985, the education program of Bio-Pharmaceutical Sciences started. On Friday September 18th, this was celebrated with a Symposium, an anniversary booklet, and a grand party.

On Friday 5 September, to mark our 450th anniversary we celebrated the opening of the faculty year together with the Leiden Revisited alumni event. Combining both annual events was a huge success, especially as staff brought along their family, partner or friends.

With the new academic year just around the corner, many more students and lecturers will soon be coming to the University. What are we doing to keep our campus safe? We spoke to Martijn Ridderbos, Vice-Chairman of the Executive Board, about the new Campus Protocol, which enters into force on 31 August.…

After more than thirty years in the military, Elanor Boekholt-O'Sullivan has recently become Minister of Housing and Spatial Planning. In a conversation with Leiden University, she previously spoke about how important humanity is to her, and what it takes to remain true to yourself in complex times.

On Thursday 10 January a number of prizes were presented to researchers and students.

Social media gives people a voice but also fuels online hate, especially against marginalised groups. PhD candidate Eva Nave: ‘While end-to-end encryption protects activists, it also enables criminal activity, creating a more accessible version of the Darkweb.’

Eiko Fried has been appointed professor of Mental Health & Data Science. This combined chair neatly fits the view that understanding complex mental health issues require the integration of statistical methods. ‘The idea that mental health problems are monocausal entities with simple etiologies is no…

We talked to Hester Bijl about the worldwide protests sparked off by the death of George Floyd. A demonstration against racism will also be held in Leiden on 14 June. How does she, as Vice-Rector responsible for diversity and inclusion, view this issue? What steps is the University taking? And how can…

The Ecuadorian Pachakutik party is one of the oldest indigenous political movements in Latin America. Despite not being very successful at the polls and hardly having organisational resources at its disposal, Pachakutik is still part of Ecuador’s political landscape. In her dissertation, Political Scientist…

Leiden criminologists have co-developed an artificial intelligence technology that tracks firearms incidents by scanning over 350 news sources.

The number of victims of child abuse is estimated to be higher during the first lockdown compared with a period without a lockdown. This is mainly due to an increase in the number of victims of emotional neglect, including educational neglect and witnessing domestic abuse. Families with children about…