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Institute of Security and Global Affairs


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.


Perspectives on Terrorism

Perspectives on Terrorism (PT), the peer-reviewed online journal of the Terrorism Research Initiative (TRI) and the Institute of Security and Global Affairs (ISGA), is published six times per year by the Editorial Team with the help of members of the Editorial Board and the journal’s network of peer-reviewers.

Visit the new website to read the latest issue and subscribe to the journal. Or visit the previous website.

The Hague Journal of Diplomacy

The Hague Journal of Diplomacy is the world's leading research journal for the study of diplomacy. It publishes on the theory, practice, processes and outcomes of diplomacy in both its traditional forms, as well as contemporary diplomatic expressions practiced by states and non-state entities.

The journal is published by Brill and edited by co-founders Jan Melissen (Leiden University, Clingendael Institute, University of Antwerp) and Paul Sharp (University of Minnesota, Duluth).

Visit the website here to read the latest issues and explore extra content.

ISGA Report series

The ISGA Report series publishes independent research reports (in Dutch). You can find all available reports in the list below.

In a comparative study by Edwin Bakker, Jessica Sciarone and Jeanine de Roy van Zuijdewijn, the authors investigate policies regarding the issue of returning foreign fighters from conflict zones in seven countries: the Netherlands, Belgium, Germany, France, Denmark, the United Kingdom and the United States in the period 2017-2018.

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In this report, Daan Weggemans, Marieke van der Zwan and Marieke Liem looked at the role of family members in the process of traveling to and returning from foreign jihadist militant groups.

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In this report, Marieke Liem, Sanneke Kuipers and Jessica Sciarone examine the questions "What is the risk perception of the Dutch population regarding terrorist threat?" And "what are the possibilities for the Dutch government to communicate about terrorist threats and about (counter-) terrorism policy?"

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Stef Wittendorp, Roel de Bont, Edwin Bakker and Jeanine de Roy van Zuijdewijn did a comparative study into individually tailored measures for people planning to travel to Syria/Iraq.

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A comparative study by Stef Wittendorp, Roel de Bont, Jeanine de Roy van Zuijdewijn and Edwin Bakker into policies and strategies to counter terrorism and radicalisation in the Netherlands, Belgium, Denmark, Germany, France, the UK and the US.

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