Just Peace Festival

Lecture, China Seminar

Connecting worlds, enhancing research and teaching, and providing innovative solutions to complex social issues: that is the idea behind interdisciplinary research. In that respect, a huge amount happened at Leiden University in 2023.

Rain or shine: in the course ‘The Ecology Project’ students of Leiden University College visit the nature of The Hague each week.

Orange the World 2025

Hanne Cuyckens and Daan Weggemans have been appointed Teaching Fellow and Member of the Leiden Teachers' Academy (LTA) from 1 September 2023.

Cutting down global emissions of greenhouse gases to combat global warming won’t do the trick alone: we also need negative-emissions technology that can capture carbon dioxide directly out of the air. In the prestigious journal Global Environmental Change, PhD candidate Oscar Rueda and colleagues shed…

Ruim twintig nieuwsgierige medewerkers en studenten kregen een rondleiding in het nieuwe universiteitsgebouw van de Universiteit Leiden aan de Grote Marktstraat en het Spui in Den Haag dat in september 2025 de nieuwste locatie van de Campus Den Haag gaat worden. Nu is het vooral een kwestie van door…

On Monday 28 March a ‘pen test’ will be carried out to check the security of the classroom scanners. These people counters in University buildings were temporarily switched off in December after there was growing disquiet about privacy aspects of the devices. The pen test will be carried out in the…

Het recente werkbelevingsonderzoek bood waardevolle inzichten in hoe medewerkers binnen FGGA hun werk en werkomgeving ervaren. Leidinggevenden gingen hierover in gesprek met hun teams. Wat leverde dat op?

During the Cold War, 35 states sat down at the table and negotiated for three years – with results. Lecturer Kai Hebel sees the Helsinki Final Act (1975) as the inspirational example of successful negotiations between hostile states.

Lydie Cabane, Assistant Professor in Governance of Crises at the Institute for Security and Global Affairs, recently published the book The Government of Disasters. In this book Lydie explores how the South African state bureaucracy reacts to disasters.

Police killed Eric Garner 9 years ago (‘I can’t breathe’) when he resisted a search. Now everyone will consent to stops and searches. Law Professor and author Josephine Ross looks to feminism: what police call consent, feminists would call submission. During the lecture on Wednesday 31 May, Josephine…

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…

Five questions about the event ‘Germany after the Elections: implications for Foreign Policy and European Security’ answered by one of the experts at the event: Joachim Koops. Come by at the Spanish Steps in Wijnhaven on Friday 15 October or join the event online (link below).

The West has missed several opportunities to prevent the invasion of Ukraine or, at the very least, to better support the Ukraine, claims Frans Osinga, Professor by special appointment War Studies.

Finding solutions to the Israeli-Palestinian conflict is the not-inconsiderable task of the new Peace Academy in The Hague. Professor Maurits Berger and twelve students from different conflict zones are starting a creative thinking process that aims to discover the basic conditions for peace in the…

Are all murderers calculating psychopaths with an obscene predilection for bloody chainsaws? Yes, if Hollywood is to be believed, but in the real world they are generally everyday people with problematic backgrounds. Professor of Violence and Interventions Marieke Liem therefore calls for the demythologisation…

In November, Intigam Mamedov joined the Institute for History as a postdoctoral researcher. Below, he introduces himself.

Human resources

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.

Jelle van Buuren, university lecturer at ISGA, discusses the role that social media played in the storming of the Capitol last Wednesday

The Steering Committee of the European Network on Teaching Excellence (ENOTE) is delighted to announce that Professor Hester Bijl, Rector Magnificus of Leiden University, will deliver the opening remarks for ENOTE’s first Academic Training Week.

Seed grants for cross-institutional projects at the Centre of Expertise on Global Governance (CoE GG) and the Institute of Security and Global Affairs (ISGA)

The Leiden University team won the 46th edition of the Telders International Law Moot Court Competition. Besides winning the final round, the team was also awarded the prize for Best Memorial on Behalf of the Respondent.

Jeanine de Roy van Zuijdewijn, researcher and lecturer at ISGA, was a guest on NPO Radio 1 where she discussed the attacks carried out in 2011 by Anders Breivik.

ICT, Security

Education, Research

Francien Dechesne, Associate Professor of Ethics and Digital Technologies, has been appointed by the Tilburg School of Humanities and Digital Sciences of Tilburg University as Professor to the endowed chair of ‘Data and AI for the Rule of Law’, effective 1 November 2025.

Two Leiden researchers have been awarded a Consolidator Grant by the European Research Council (ERC). This grant of up to 2 million euros will enable them to continue and develop their research.

Students and researches from all faculties at Leiden University are warmly invited to a lunch meeting on Monday 14 October, discussing the rise of AI and the challenges this poses for various governance structures. The event is hosted by Leiden University’s interdisciplinary programmes GTGC and SAIL…

The Executive Board of Leiden University has asked the University Council to advise on its proposed decision to reactivate the person counters/sensors in due course. The Council will now look at this carefully before the Board makes a final decision. The advice of the University’s participation body…

Håvar Solheim started his PhD at the Institute for History and the Centre for Study and Documentation of Latin-America, Amsterdam (CEDLA) April 1st 2011.

Tahir Abbas, Professor of Radicalisation Studies at the Institute of Security and Global Affairs, organised a book launch for his new book: 'Ruminations: Framing a sense of self and coming to terms with the other'. The book launch took place on Thursday 15 December at Campus The Hague.

On the 1 June 2021, Professor Eric De Brabandere and Dr Daniel Peat of the Grotius Centre for International Legal Studies of Leiden Law School launched the Leiden Investment Treaty Arbitration Database.

Gianclaudio Malgieri, Associate Professor of Law & Technology at eLaw, is co-author of the article 'Explainable Artificial Intelligence (XAI) 2.0: A Manifesto of Open Challenges and Interdisciplinary Research Directions' which has been awarded the 2025 Best Paper Award by Information Fusion.

Op woensdagmiddag 17 mei vindt een groot evenement plaats, waar alle Leidse onderzoekers kunnen kennismaken met de interdisciplinaire stimuleringsprogramma’s om samenwerkingsmogelijkheden te verkennen. Waarom is dat ook voor jou interessant? We geven vier redenen.