Determine how you keep track of the final version and intermediate versions.

The United States used threats to influence the nuclear programs of Iran, Libya and South Africa. How effective was this diplomatic coercion?

In het onderzoek van docent Martijn Nouwen wordt voor het eerst aan het grote publiek blootgelegd hoe de ‘geheime’ Europese Gedragscodegroep er niet in is geslaagd om verschillende vormen van schadelijke belastingconcurrentie uit te bannen.

A team of LACDR scientists from three different divisions (SPP, BT, MC) contributed to a book on "Substance P in Health and Disease," which will be published by Elsevier. The project was a collaboration with Hannover Medical School (Germany) and was coordinated by Alireza Mashaghi. Master students Ehsan…

Since 24 March, the Kamerlingh Onnes Building of the Faculty of Law has been full of hundreds of colourful jellyfish. But behind that enchanting sight is a serious message: the exhibition symbolises the loss of biodiversity in the oceans due to climate change.

Dutch mosquitos are more resilient to saltwater than previously thought. Environmental scientist Sam Boerlijst discovered this during his PhD research at the Hortus botanicus. This knowledge is crucial for understanding how mosquito-borne disease transmission might change in the future.

Leiden University is taking a major step forward in the energy transition with the expansion of the thermal energy storage (TES) in the Gorlaeus Building. This expansion is needed to be able to heat and cool all the new and renovated buildings on the Campus Square of the Faculty of Science sustainably.…

Eva Michaels talks about the current international security environment, including intelligence issues with Sir John Sawers in an interview in El País.

A research team led by Dr. Yannick Veilleux-Lepage (Institute of Security and Global Affairs) in collaboration with Emil Archambault has secured funding from the Canadian Department of National Defence’s Mobilizing Insights in Defence and Security (MINDS) program to study the use of drones by violent…

On November 17, the Leiden Anthropology of Asia Network held its second Anthropology of Asia at Leiden Update. At Leiden University, anthropologists are not at all confined to the Institute Cultural Anthropology and Development Sociology (CADS).

Share experiences, gain inspiration or catch up with colleagues: you can do all of these at the Teaching Fair on 30 June. Co-organiser Anna Benjamins explains what the afternoon has in store.

Bernhard Rieger recently joined the Institute for History as our new Professor of European History. He introduces himself.

At the start of his PhD, intelligence analyst William Lippert didn’t yet know what to expect. Little had been written on the subject. Three years later, he is sure: conventional arms control agreements promote peace.

From 16 to 20 June 2025, the Institute of Security and Global Affairs of Leiden University hosted the annual Summer School The European Union, the United Nations and Global Governance in The Hague. The programme brought together recent graduates, PhD students, and young professionals from a variety…

"Climate citizenship” explores how adapting environments to climate change can change the way people interact with each other and with government. It focuses on nature-based or 'green' climate infrastructure projects that make use of natural entities or dynamics. With an ERC grant, anthropologist Andrew…

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.’

Just Peace Festival

PhD defence

For every period, it is a challenge to unearth the details of political trafficking; yet the effort needs to include all relevant persons, groups, and institutions – not only those wielding formal responsibilities. We hope to reinvigorate this effort by inviting specialists to present their research…

Lecture, Ancient History Research Seminar

Lecture, Studium Generale