Interested in an internship at the Dutch Ministry of Defence? Good news! Leiden University and the Royal Netherlands Air Force have formalized their cooperation to offer students an unique opportunity to conduct an internship at an active military base in Woensdrecht, the Netherlands.

Numerous of enthusiastic administrators, professionals, policy makers, and citizens gathered last week for an assembly organised by ‘Gezond en Gelukkig Den Haag (in English: Healthy and Happy The Hague). They discussed a different approach to health, health care and society, while exchanging best pr…

Not all students spend the holidays with family and friends. The Leiden University Winter Weeks gives these students the opportunity to take part in a range of fun and free activities. The student well-being team worked again with student organisations from Leiden and The Hague to organise this year’s…

Lecture

Researcher Adam Lichtenheld received the ISA Distinguished Book Award for the best book in the study of international politics of ethnicity, nationalism and migration. The prize was awarded by the International Studies Association.

What defence strategy should the Dutch government adopt for the next four years? Our experts advise investing in social resilience, strengthening ‘soft power’ and integrating defence awareness into education.

A team led by Dr. Yannick Veilleux-Lepage (Institute of Security and Global Affairs) and Joris Larik (Leiden University College The Hague) have secured research funding from the Canadian Department of National Defence and Canadian Armed Forces funded RWE-CAF Research Network.

Lecture

Anneleen van der Meer discusses Russia's alleged use of chemical weapons in Ukraine in an article for The Conversation.

She started her career in the police force, walking the beat as an officer. Now she has been appointed Extraordinary Professor of Diversity, Inclusion and Policing at Leiden University. Things have come full circle for Saniye Çelik. ‘It's very special.’

Protests have been raging in Iran for two months since the death of 22-year-old Mahsa Amini. The role of social media in the protests against the Iranian regime should not be underestimated, says Senior Assistant Professor and Iranian Babak RezaeeDaryakenari.

Europe’s security suddenly looks uncertain now President Trump has started negotiations with Putin. What does this mean for the Netherlands? What do we need to do?

The mission in Uruzgan Province in Afghanistan was a formative experience for Dutch soldiers in which many lessons were learned. But most of those lessons have already been forgotten.

Diversity and inclusion within the police creates opportunities but also meets resistance. Professor by special appointment and former police officer, Saniye Çelik, emphasises how ambivalent feelings about D&I are essential to the learning process and can lead to informed decisions and real change.

Health Day has won the LUF Relationship-Promoting Activities Prize (LUF RAP). This 5,000-euro prize is awarded to an initiative by Leiden University students that brings the academic community together.

Organisation

Met een openingswoord, een paneldiscussie op de Spaanse Trappen in Wijnhaven en een druk op de rode knop voor het gebouw zelf, is POPcorner The Hague donderdagmiddag officieel geopend door rector magnificus Hester Bijl.

Prof. dr. ir. Bas Rietjens of the Dutch Defense Academy (NLDA) has been appointed Professor by special appointment Intelligence in War and Conflict at Leiden University’s Institute for Security and Global Affairs (ISGA). The appointment of Rietjens is the result of a more intensive collaboration between…

An internship at the Police Academy in Apeldoorn. This will be possible for the first time for third-year students of the bachelor's programme Security Studies as of September 2021, now that Leiden University and the Police Academy have joined forces. ‘The internships offer students a unique opportunity…

The chance that it will do so is about zero, but Russia is legally obliged to investigate violations of law during the war in Ukraine. States that enter into an armed conflict often deny liability, but under international humanitarian law and human rights they are obliged to investigate their military…

Life returned to something resembling normal after Covid but other crises soon took its place. These great challenges are also being felt at the University and our researchers are working on solutions. The nitrogen crisis, problems with young people’s services and an increasingly urgent climate crisis:…

Three new minors at the intersection of security and resilience will launch in September 2026 at the Faculty of Governance and Global Affairs. A distinctive feature is that all three combine academic coursework with a practical placement in the field, within defence, the police, or emergency service…

Tobias Müller, post-doctoral researcher in the field of Terrorism and Political Violence at ISGA, writes how together, religious groups and scientists can be a powerful force for a liveable planet.

Leiden University and four other parties have signed a declaration in which they agree to improve the well-being of students in Leiden. They signed this Declaration on Student Well-Being on 5 April at the Leidsch Besturendiner, a dinner for student associations, universities, local government and bu…

Over 20,000 students, lecturers, administrators, support staff and many others protested on 25 November against the plans to make billions of cuts to higher education. Students and staff from Leiden University also travelled to The Hague to voice their objections to the disastrous plans.

On 22 January, a panel of international experts on nuclear deterrence gathered at the Campus The Hague to discuss the future of nuclear deterrence in Europe. The panel addressed key aspects of nuclear strategy and the impact of Russia's nuclear rhetoric in the context of the war in Ukraine.

It is with deep sorrow that we share the news that our dear colleague Andrea Evers passed away on Monday, 4 August 2025. Since 2013, Andrea had been affiliated with the Faculty of Social and Behavioural Sciences at Leiden University as Professor of Health Psychology. She was an undeniable driving force…

On 1 July – Keti Koti, in the year ahead, our university community will be able to reflect extensively on the history of slavery by engaging in research, education and many other activities.

What’s at stake at the NATO summit in The Hague? Three academics from Leiden share their insights.

From memorials to the armed forces to memory stones for individual victims. It was only later that the Holocaust took a central role in Western remembrance culture, Cleveringa Professor Frank van Vree notes. ‘Nationalists and human rights activists both invoke the experience of the Holocaust.’

Leiden researchers from different disciplines look together at complex social problems. What happens when they join forces with artists? The results could be seen on Tuesday 11 June during a unique exhibition. Take a look for yourself:

Traces of the past remain hidden in rivers, lakes and seas. In his inaugural lecture Martijn Manders will explain why underwater archaeology is important to understanding our history.

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.

‘Intelligence and security services need to adapt urgently to their constantly changing environment,’ says Professor by Special Appointment Bas Rietjens.

Self-employed workers’ hours have significantly decreased during the coronavirus crisis. Their average hours worked decreased most at the start of the crisis, by more than five hours per week. And it was difficult to return to their pre-crisis hours in the quarters that followed. This is the conclusion…

From 25 March to 15 April, the photo exhibition 'NATO and the Netherlands: A Journey' will be on display on the third floor of Wijnhaven.

During the Opening of the Academic Year 2024-2025, we asked guests for their wishes and ideas for Leiden University's anniversary year in 2025.

It is with sadness that we have learned of the passing of our former colleague professor Herman Schaper on Tuesday 30 November this year. Herman held the Pieter Kooijmans Chair in Peace, Law and Security at Leiden University from 2014 to 2017.