Leiden University social scientists 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.

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.

Fitness is more than physical health alone. An equally important aspect of our general well-being is mental fitness. Mental fitness refers to the fitness of the mind. During your PhD research, there might be periods in which you feel insecure or down. It is essential to take good care of yourself. Don’t…

The Leiden University’s Program for Cyber Norms, a research platform to investigate the development and implementation of law and policy applicable to uses of ICTs, in cooperation with the think-tank ICT4Peace conducted a global open consultation on how to implement the UN Group of Governmental Experts’…

Contemporary societies experience numerous crises, risks and disasters. In this minor, you will explore each of these themes in relation to grand challenges such as climate change, intensified disasters, cybersecurity incidents, and risks associated with emerging technologies.

University lecturer Tazuko van Berkel has obtained a Vidi grant of 800,000 euros. This will enable her to research the image of man that emerges from economic texts from ancient Greece.

The use of generative AI and AI assisted technologies are more and more widely used. Neglecting the use of AI for PhD trajectories will be very difficult, since the tools develop further and get more advanced.

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Psychological processes have a major effect on the course of a disease and the effects of medical treatment. Researchers in the field of Psychoneurobiology examine the interactions between body and mind. They investigate the effects of stress as well as the effect of placebos and nocebos, which can…

The Dutch State is set to challenge The Hague Court of Appeal's ruling that the Netherlands must stop exporting arms to Israel at the Supreme Court. The government believes that foreign policy falls within the political domain and not within the judiciary. Geerten Boogaard, Professor of Constitutional…

This one-year, English-taught Master's programme offers insights on general developments as well as the specific challenges in the field of the governance of crisis and security, with in-depth knowledge of sub-fields of crisis and security management.

Columnist Folkert Jensma spreekt in zijn recente NRC column over een monumentaal NJB themanummer over de Gaza-oorlog. Larissa van den Herik, hoogleraar internationaal recht, droeg hieraan bij met een NJB-artikel over de vraag of de situatie in Gaza kan worden gekwalificeerd als genocide en wat verplichtingen…

The world is in turmoil. International wars and conflicts have been raging for some time. And political and social developments are causing insecurity, uncertainty and unrest. This has not gone unnoticed within our university community. We have seen protests, demonstrations and other incidents. This…

A new document casts doubt on the Dutch Public Prosecution Service’s role in the large-scale Sky ECC encryption bust, previously attributed to France. Bart Schermer, Professor of Law and Digital Technology, commented in ‘de Volkskrant’ newspaper.

AI is already widely being used in HR processes, but it’s unclear whether these applications contribute to fair and inclusive decision making. Leiden researcher Carlotta Rigotti is involved in BIAS, a big consortium research project that aims to provide answers and develop a new, trustworthy AI app…

On the 1st of October a new project funded by the Joint Industry Programme (JIP) started at the IBL on the potentially negative effects of sound on fish. Behavioural biologist and bioacoustic specialist Dr. Hans Slabbekoorn leads the international research team.

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.'

The Second Chance project aims to promote recovery and re-integration of entrepreneurs who have recently undergone bankruptcy.

Leading experts claim the Dutch government is doing too little about the situation in Gaza, even pointing to a violation of the 1948 Genocide Convention. Larissa van den Herik, Professor of International Law, comments on the topic in RTL News and BNR Radio.

What does it mean to be human in a system that no longer simply serves us, but often acts upon us? That question is at the centre of “Humanity in the Automated State,” a Blog Post Symposium published this week as a DigiBook by The Digital Constitutionalist (DigiCon).

‘Foreign policy’ may seem to the general public to be merely an official response to problems entering the nation from across the border. Yet the political reach of diplomacy has extended, and diplomats will have to find ways to engage more with home citizens, including those who feel sidelined and…

How can an effective ‘Safe and Circular by Design’ method be developed for practical application in a designer’s context, particularly for the initial stages of product design, incorporating Safe-by-design strategies, LCA/LCT, risk assessment and ethics?

Our digital infrastructure brings new opportunities, but it also makes us vulnerable. The answer does not lie in technology alone. But how do we help organisations get to grips with the complex theme of digital security? Welcome to the world of cybersecurity governance, the world of Bibi van den Ber…

As a student residence permit holder, you must make sufficient study progress each year to remain entitled to your permit.

Seven researchers from Leiden University have been awarded an ERC Starting Grant. This will enable them to start their own project, build their research team and put their best ideas into action.

Reijer Passchier, universitair docent Staatrecht in Leiden en hoogleraar Digitalisering en de democratische rechtsstaat aan de Open Universiteit, pleit voor de ontwikkeling van europese techbedrijven, waarbij europa zijn soevereiniteit weet te behouden. Hij waarschuwt vooral niet het ‘destructieve gigantisme-model…

Een groep deskundigen dringen aan op volledige transparantie rond de geplande verkoop van het DigiD platform aan het Amerikaans bedrijf en waarschuwen voor risico’s voor de digitale soevereiniteit. Reijer Passchier, hoogleraar digitalisering en de democratische rechtsstaat (OU) en universitair docent…

You can find some tips here on how to maintain your mental health.

Mission Director: Dr. Carina van den Hoven (The Netherlands Institute for the Near East, Leiden University)

In at least 16 recent court cases, judges took severe staff shortages into account in decisions not to impose compulsory youth care. Mariëlle Bruning, Professor of Children and the Law, comments in ‘Trouw’ on this dilemma for judges.

In at least 16 recent court cases, judges took severe staff shortages into account in decisions not to impose compulsory youth care. Mariëlle Bruning, Professor of Children and the Law, comments in ‘Trouw’ on this dilemma for judges.

A bloody civil war has raged for years in the Central African Republic. PhD candidate Crépin Mouguia points out a tragic pattern: young people have been recruited as fighters or soldiers for generations and thus fuel the conflicts.

Making predictions about emotional problems or the effects of air pollution: Marjolein Fokkema’s algorithms are getting better at this all the time. She is making her algorithms increasingly flexible, so they can predict not just characteristics at one particular moment, but also how skills, for example,…

When children wean off from heavy medication, they often experience withdrawal symptoms. The severity of these symptoms is often difficult to predict. Pharmacologist Bas Goulooze developed a computer model to determine the best weaning strategy for each child. His research has now been published in…

Leiden University’s Board of Governors is pleased to announce the appointment of Tjerk Kroes to the Board of Governors by the outgoing Minister of Education, Culture and Science, Gouke Moes.

Lecture

Europa streeft naar meer digitale soevereiniteit, maar blijft afhankelijk van Amerikaanse techbedrijven. In Spraakmakers bespreekt Reijer Passchier of Europa het afgelopen jaar sterker of juist kwetsbaarder is geworden op digitaal gebied.

How can we as a society prevent suicide? According to Professor of Suicide Prevention Renske Gilissen, a better understanding and targeted action could help save lives.

Career and apply for jobs

A consortium including economists, psychologists and public administration scholars from Leiden University will study public acceptance of the hydrogen transition in the Netherlands. They will look at the labour market impact, public perceptions of hydrogen and businesses’ willingness to invest.

GLOBOX is a spatially differentiated multimedia fate, exposure and effect model. It is used for the calculation of spatially differentiated LCA characterisation factors on a global scale.

Last week, the Ravenna School of Law hosted the UNESCO conference on World Heritage between Education and Economy: A Legal Analysis, at which Freya Baetens presented her paper entitled The new generation of EU Free Trade Agreements: heralding the end of public financial support to maintain cultural…

A new health programme will reward patients with - or at risk of developing - cardio-vascular diseases for keeping to a healthy lifestyle. A research group including psychologist Andrea Evers has been awarded 2.5 million euros by the Dutch Heart Foundation and the Ministry of Public Health, Welfare…

Research is at the heart of a solid security policy. That’s why researchers from Leiden are analysing the motives of radicalised people and the biggest risks surrounding digital activity. Read more about their work in the research dossier ‘Security and Threat’.

Digitisation and poor reception of refugees are putting children’s rights at risk. This warning comes from Professor Ton Liefaard. His department is organising a summer school on this issue.

During the first year of life, babies adapt to the language they hear around them. In the event of hearing difficulties, this can lead to a language deficiency, which is not so easy to resolve, says Professor of English Linguistics Janet Grijzenhout. Inaugural lecture 19 March.

It may well be possible to remove nitrate from polluted groundwater and at the same time produce ammonia in a sustainable way, according to PhD candidate Phebe van Langevelde and Professor Marc Koper of the Leiden Institute of Chemistry in Joule on 26 January. Together with a German colleague, they…

At a festive gathering, 25 projects were awarded a Kiem grant 2025 - 2026 of 10,000 euros. Interdisciplinary teams from Leiden University will conduct innovative research into horror, international payments and fungi in historical collections, among others.