Dutch troops, judges and politicians collectively condoned and concealed the systematic use of extreme violence during the Indonesian War of Independence. Historians have now shown how this could happen. ‘It was scandal management rather than prevention,’ says Leiden historian and research leader Gert…

Dr. Sarah Carthy is an assistant professor in terrorism an political violence at the Institute of Security and Global Affairs. She is a graduate of the University of Galway where she completed her BA and PhD in Psychology. Her research mainly focuses on radicalisation, evidence-based approaches to prevention…

Liesbeth van der Heide is a researcher and lecturer at Leiden University, Institute of Security and Global Affairs.

Bart Schuurman is Professor of Terrorism and Political Violence at the Institute of Security and Global Affairs, and head of the research group by the same name. His research focuses on understanding contemporary forms of terrorism, extremism and radicalization. In particular, he has studied why most…

Assistant Professor Daan Weggemans researches contemporary and digital security, cybercrime, extremism and conceptual thinking at Leiden University’s Institute of Security and Global Affairs (ISGA).

Marieke Liem is professor of Security and Interventions at Leiden University, where she and her team coordinate the European Homicide Monitor. A graduate of University of Cambridge in the U.K., Marieke Liem completed her PhD in Forensic Psychology from Utrecht University, the Netherlands. Before joining…

Ernst Dijxhoorn is an assistant professor in the Institute of Security and Global Affairs (ISGA). He worked on the project ‘SNT Really Makes Reality: Technological Innovation, Non-Obvious Warfare and the Challenges to International Law’, funded by Economic and Social Research Council UK (ESRC) and the…

Jennifer Dowling is a PhD candidate within the research group Terrorism and Political Violence. Jennifer’s PhD research project focuses on understanding why individuals do not cross the threshold to become involved in various forms of political violence. By adopting a qualitative approach, her project…

Edmund Frettingham is Assistant Professor in International Relations at Leiden University College. His primary research interests lie in security studies and religion in international politics, with particular focus on theories of security, approaches to the study of religion in international politics,…

Adam Lichtenheld is an Assistant Professor of Peace Studies, Conflict Resolution, and International Relations at the Institute of Security and Global Affairs. He is an expert on forced displacement, armed conflict, political violence, peacebuilding, and post-conflict development, with a focus on Africa…

Ewine van Dishoeck researches molecules in space. She has gained world fame with her pioneering work. Her current passion is the hunt for water and the water cycle in space. This will provide answers to questions such as: where does the water in our rivers come from? And: could there be life on other…

Juan Masullo is an Assistant Professor at the Institute of Political Science at Leiden University.

Jeanine de Roy van Zuijdewijn is an Assistant Professor at the Institute of Security and Global Affairs of Leiden University. She has a background in Liberal Arts & Sciences (BA) and History of International Relations (MA – cum laude) and completed a PhD on responses to terrorism in 2021.

Dennis Bos is University Lecturer at the Institute for History.

Bernhard Brandl's research focuses on two main areas: starbursts and instrumentation. He is interested in new instrument concepts, near- and mid-IR instruments, adaptive optics, properties of starbust galaxies and infrared spectroscopy. Currently, he is the principal investigator of the METIS instrument…

Joost Augusteijn is Senior University Lecturer at the Institute for History and Programme Chair of the BA International Studies and the Joint MA European Politics and Society.

Nina Eggens has been associated with the Institute of Criminal Law and Criminology (Criminology Department) and the Institute of Private Law (Child Law Department) as a PhD candidate since June 2022.

Håvar Solheim is an Assistant Professor at the Institute for History.

Babak RezaeeDaryakenari is associate professor of International Relations at the Institute of Political Science.