Andrew Silke is Professor of Terrorism, Risk and Resilience at Cranfield University. He has a background in criminology and psychology and has worked both in academia and for government. He has published extensively on terrorism and counterterrorism, among his books are the Routledge Handbook of Terrorism and Counterterrorism (2018) and Prisons, Terrorism & Extremism: Critical Issues in Management, Radicalisation & Reform (2014). He has worked with a wide variety of government departments and law enforcement and security agencies. He has served with the European Commission’s Radicalisation Awareness Network Centre of Excellence (RAN CoE) which works with practitioners to develop state-of-the-art knowledge to prevent and counter radicalisation to violent extremism. Prior to this, he served both on the European Commission’s European Network of Experts on Radicalisation and on the Commission’s Expert Group on Violent Radicalisation.