Matenia Sirseloudi works as sociologist at the Institute for Police and Security Research (IPoS) at the University of Applied Sciences and Public Administration in Bremen. After her studies in Augsburg and London, she wrote her PhD thesis on early warning and prevention of violence escalations, and has since that been coducting research on political violence, early detection and prevention, terrorism, radicalisation, Jihadism and Islamism. The recent research projects she led were on “Radicalization as a Spill Over Effect of Armed Conflicts” and “Dyadic Mobilization and Enemy Constructions between radical movements”. She is member of the European Expert Network on Terrorism Issues (EENeT) and of the Advisory group of the European Counterterrorism Centre (ECTC) with publications in Defense & Security Analysis and Terrorism and Political Violence.