Neuroimaging research has greatly advanced our insights on how the brain is organized. Now is the time for the next step: Imagine what would be possible when we cannot only map brain-functioning, but use neuroimaging to voluntarily regulate brain-activity!

People who are arrested on suspicion of preparing an attack are at risk of becoming radicalised either during or after their detention. Whether or not to arrest someone requires careful consideration. At the end of the prison sentence, it is important to provide effective supervision of the reintegration…

Would you like to do something for the victims of the war in Ukraine? Several actions have been set up to help the people in Ukraine. Read below what you can do.

An exploratory study on the role of family members of those who joined jihadist groups

The research of the Van Eck Group focusses on 3 interconnected research lines: 1) Identification and therapeutic targeting of key pathways/regulators in macrophages essential for prevention of atherosclerotic lesion development or stimulation of regression of existing lesions, 2) Atherosclerosis as…

A step-by-step approach to building confidence in anxiety-prone young children.

Using artificial intelligence is more complicated for the government than for companies. Bram Klievink, Professor of Public Administration, aims to identify the problems and find solutions.

Project TARGET aims to improve our understanding of gun violence in Europe and the relationship between gun violence and firearms trafficking.

Are you interested in the minor Public Risk and Disaster? Find out more about admission and application below.

Polarisation in our society is on the rise. What makes people increasingly radical? How do we protect ourselves from extremist, terrorist or criminal threats, be they physical or in the cyber world? And what role do intelligence services play in this?

Leiden University’s Master of Laws in Advanced Studies in Law and Finance (L.L.M.) examines the complex, international and multidisciplinary area of law and finance: markets, regulation and a sustainable society.

On 7 and 8 November 2024, the International Centre for Counter-Terrorism (ICCT), the Institute of Security & Global Affairs at Leiden University, and The Netherlands’ National Coordinator for Security and Counter Terrorism (NCTV) partnered to host a ‘Blue-Sky’ Terrorist Exploitation of Artificial…

From ransomware to Citrix traffic jams: over the past few months Dutch organisations were regularly brought to a standstill by serious cyber attacks. We can only face these threats by standing as one, and universities and government should take the lead. These are the words of Leiden professors Bibi…

Start-up ambassador Neelie Kroes launched the new investment fund on 20 June. Erasmus Medical Centre, TU Delft, Leiden University and the regional development agency InnovationQuarter are working together on this initiative.

The theme of the project is the way education has adapted to the Covid- 19 circumstances

LCN2 organizes seminars on the last Friday of each month.

There is a link in adolescents between brain connections and impulsiveness. Leiden researchers have discovered that these connections also predict which adolescents will make more impulsive choices two years further on.

The American president Trump is considering military intervention in Mexico to get rid of the drug cartels once and for all, but Mexico is not interested in other countries' interventions. According to Jelle van Buuren, Assistant Professor at the Institute of Security and Global Affairs, Trump's much…

Leiden University opened its doors on Leiden Museum Night, with a whole host of things to see and do at the Academy Building, Hortus botanicus and Old Observatory. Take a look at the photos and see.

Empathic or anxious mistakes? A neurocognitive investigation of the development of social performance monitoring in youth growing up in stressful versus non-stressful environments

The Sundanese people, the largest ethnic group in West Java, have been using traditional medicine for a long time. Known as ubar kampung, Sundanese indigenous knowledge, beliefs and practices of traditional medicine are based on local people’s knowledge and use of Medicinal, Aromatic, and Cosmetic (MAC)…

Digitally Preserving Heritage at Risk

The faculty offers several options to deepen and develop your knowledge while being employed. Within the faculty's themes, or in your own working field as a dual PhD candidate, you will be guided to make a next step in your career.

Can thrips resistance in strawberry be explained based on secondary metabolite profiles and plant morphological traits?

Can epigenetic changes explain associations between early life stress and health outcomes?

On June 9-10 2016 Dr. E. Devroe of the Institute of Security and Global Affairs (ISGA) was invited as a key-note speaker on ‘Intelligence Led policing and community oriented policing’ at the annual meeting of the ‘Organization for Security and Co-operation in Europe’ (OSCE), Transnational Threats Department,…

Development & demonstration of low environmental impact innovation and optimization practices in pharma production.

Investigating neurobiological endophenotypes of Social Anxiety Disorder

The ambition of the Metabolomics and Analytics Centre led by Thomas Hankemeier is to develop innovative analytical strategies for metabolomics-driven health monitoring and systems biology studies. Understanding the intricate balance between health, disease and adaptation to challenges relies on the…

The research programme Statistical Science is concerned with the analysis and interpretation of masses of data, the quantification of uncertainty using probability models, and the development and benchmarking of algorithms and methods with these aims.

The Institute of Security and Global Affairs (ISGA) hosts two research journals and publishes the ISGA Reports series. Besides its own publications, researchers at ISGA also publish books or journal articles elsewhere. You can find all these external publications under Research output on the right.

A study by a Leiden-Wageningen group shows that present-day humans are biologically poorly equipped to deal with the toxins they are regularly exposed to in smoky environments: compared to earlier hominins, we modern humans are probably even worse off. The study appeared in Molecular Biology and Evolution.…

A substantial part of PhD candidates have an increased risk for mental health problems, stress complaints or burnout. Leiden University has appointed a psychologist, especially for PhD candidates: Agnes van Rossum.

A recent study on reintroduced tigers in Panna Tiger Reserve in India reveals that risks from tigers increased more because of human behaviour and people's livestock husbandry practices.

Legal proceedings are often time-consuming, costly and stressful. Accessible out-of-court dispute resolution can sometimes offer a good alternative, but having access to reliable and efficient judicial proceedings remains equally important.

The research in this dissertation aims to optimise blood donation processes in the framework of the Dutch national blood bank Sanquin. The primary health risk for blood donors is iron deficiency, which is evaluated based on donors' hemoglobin and ferritin levels.

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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. An interdisciplinary project, in which Olga Gadyatskaya, Harry Wijshoff, Alex Uta and Kristian Rietveld from the Leiden…

Many countries and regions face a wide variety of challenges resulting from migration and mobility. Solutions that have been formulated range from policies and regulations for immigration, to education and stimulating social participation, to restructuring the welfare state. These challenges and policies…

What are the various forms of inter-organizational collaboration in the public safety sector? How are different forms of inter-organizational collaborative arrangements related? What is the relationship between inter-organizational collaboration and innovation in the public safety sector?

How is Pol θ responsible for T-DNA integration, and how do other DNA double-strand break repair pathways interact with Pol θ? How may we manipulate T-DNA integration to stimulate error-free integration at a predetermined genomic site?

The Forensic Family and Youth Care Studies research group conducts innovative high-quality research aiming to gain knowledge about deviant developmental trajectories of vulnerable children, adolescents, and families, about how to prevent problematic development and how to intervene when necessary.

Find out more about the impact of Brexit on research projects.

From self-driving cars to innovative drug development: artificial intelligence (AI) will fundamentally change our lives in many different ways. We study this technology at a deep and fundamental level. And we seek answers to questions about liability and privacy, for example. Our researchers from…

The information below concerns courses that our group teaches in Leiden. 

Review of new technical decisionsupport systems in the environmental field, and application in water management decission processes.

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The aims of the project are to: further clarify 'inhibition by safety'; explore and describe all possible sagety factors, with a special focus on the primary human safety source: social connectedness; reviewing prolonged stress responses without stressors.

The SNP genotyping line offers flexible genotyping for small and large projects at affordable price and high quality. The use as SNPs as molecular markers is very versatile and can be used for a wide variety of scientific questions ranging from paternity analysis, conservatuion genetis towards QTL…

The Netherlands generally performs above average in the protection of personal data, according to research carried out at Leiden University. Germany is the leading country, while countries such as Italy and Romania are lagging behind.