Firearms and violence in Europe–A systematic review by Katharina Krüsselmann, Pauline Aarten, Marieke Liem

In this publication, May Tamimova and Tahir Abbas researched the existing literature about violence and hatred against places of worship.

On January 1, the research group Physical Violence and Public Order was launched. Previously part of the group Terrorism and Political Violence, the new group focuses on violence ranging from mass shootings such as Columbine and Virginia Tech, to domestic violence, alcohol-related violence, violent…

On 28 February, Marieke Liem, Associate Professor at the Institute of Security and Global Affairs, appeared as a guest on the Dutch NPO Radio 1 Brainwash Podcast to discuss the 'big homicide questions' she is trying to find the answers to.

Firearms and violence in Europe–A systematic review by Katharina Krüsselmann, Pauline Aarten, Marieke Liem

In the last two decades, there have been heated public and scholarly debates in France, the United Kingdom, and the Netherlands on the violent end of empire. Nevertheless, the broader comparative investigations into colonial counterinsurgency tend to leave atrocities such as torture, execution, and…

A juvenile suspect has been apprehended for the murder of 15-year old Megan from Breda last Monday. A highly unusual situation, according to Marieke Liem, Associate Professor at the Institute of Security and Global Affairs in The Hague. She gave an interview to Dutch newspaper AD.

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,…

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,…

Juan Masullo J., Assistant Professor at Leiden University’s Institute of Political Science, has been named a 2025 Harry Frank Guggenheim Distinguished Scholar. His research with Nicholas Barnes on public security policy preferences in Rio de Janeiro's favelas has been recognized for its innovative approach…

Lecture

The end of the year often means looking back with lists, overviews and stories. This combines nicely in a list of all the books published this year by various political scientists at Leiden University. Indeed, in terms of books, these scholars have certainly not been idle. A unique collection of stories,…