The first year students of Bachelor Security Studies finished their final block with the course Integrated Project 1. As part of the programme's teaching philosophy ‘Explore, Understand, Do’, students were required to combine the knowledge and understanding they’d gathered throughout their first year,…

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…

The sixth specialisation of the Master Crisis and Security Management (CSM) will start in September 2023: Governance of Violence. Coordinator of this track is Professor Marieke Liem. She talks about the how and why of this new track and the importance of research in and knowledge of the nature and scope…

In the academic year 2021-2022 the Social Resilience and Security interdisciplinary programme will offer two courses for interested students who are entering the third year of their Bachelor's degree. You can sign up for these courses in your elective (minor) space. The courses are available to students…

Lecture

In the academic year 2022-2023 the Social Resilience and Security interdisciplinary programme will offer a new minor for students who are interested in studying interpersonal violence and who are entering the third year of their Bachelor's degree. The announcement went down well with students: the available…

Koenraad Schalm studies string theory and its connections to models of particle physics and cosmology in particular.

Why do people commit violence? A question that may not occupy many minds, but one that Don Weenink has been researching for many years. Since 1 March, the sociologist has held the title of professor of Violence and Policing.

In the academic year 2022-2023 the Social Resilience and Security interdisciplinary programme will offer a new minor for students who are interested in studying interpersonal violence and who are entering the third year of their Bachelor's degree. You can register for this minor (from 2 May) in your…

On 25 November, the global 16-day campaign 'Orange the World' against violence against women and girls started. Leiden University will also be paying attention to this campaign. On Friday 9 December, Renate van der Zee and Marieke Liem will give a lecture at the Campus The Hague (Spanish Steps, Wijnhaven)…

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…

On Friday 9 December, Renate van der Zee and professor Marieke Liem held a lecture on 'Visible and invisible violence against women' at the Campus The Hague.

Project TARGET is a research project aimed at the relation between the illegal arms trade and firearm violence. In a study conducted in seven countries, the researchers took a look at the differences and similarities. Katharina Krüsselmann and Marieke Liem took a closer look at the situation in the…

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…

The annual homicide rate has decreased considerably since the 1990s. In their hunt for an explanation, researchers Pauline Aarten and Marieke Liem made a surprising discovery: if you divide homicides into categories, you find significant differences in the homicide rate. Publication in the European…

Carlo Beenakker knows all about the quantum world. He looks at the behaviour of quantum particles and considers how this knowledge can be used to develop new technologies. He is currently considering how to build a quantum computer in a laboratory.

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

Leiden University signed the Amnesty International ‘Let’s talk about YES’ manifesto on 10 March, confirming the university’s commitment to preventing sexual violence. Steps will also be taken to make sure that everyone within the university feels responsible for a culture in which sex is based on equality…

The English taught interdisciplinary minor Violence Studies looks into various facets of interpersonal violence. Is this minor for all Leiden students? These two 'colleagues' are certain of it.

From street harassment to coercive control: gender-based violence has many faces. University Lecturer Mischa Dekker has studied street harassment in the Netherlands and France, and supports institutions and organisations in embedding structural change.

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…

The European Commission awarded the project proposal INSIGHT, a follow-up project on illegal firearms trafficking and gun violence from Professor Social Resilience and Security Marieke Liem and PhD-researcher Katharina Krüsselmann of the Institute of Security and Global Affairs (ISGA).

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.

Swarms of drones, pedestrians or the cells in your body. Those are all examples of active matter: materials whose building blocks can move autonomously. That’s what Luca Giomi studies. Giomi has been appointed Professor of theoretical physics in the area of soft matter and biological physics at the…

The interdisciplinary, English-taught minor ‘Violence Studies’ looks at violence from very diverse scientific perspectives. What are the benefits from this approach? Students and lecturers evaluate: ‘This minor’s a goldmine’.

When do we say violence was used in an incident? The answer may seem obvious at first. But interim results from a study by Jolien van Breen show that Dutch people are labelling events in increasingly broad contexts as violent.

Salt crystals, a nano-sized golf stick and molten glass. The LION Image Award competition of 2023 yielded a lot of beautiful images once again. But in the end, only one can be the winner.

The steady decline in lethal gun violence in the EU came to halt in 2012 and some countries, such as Sweden, have even noticed an increase since then. An arms race among drug criminals and an increase in the availability of illegal firearms could lead to more criminal and gun violence. This is one of…

Dennis Bos is University Lecturer at the Institute for History.

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…