This volume addresses the organizational and strategic changes in terrorism in Europe as a result of urban jihadism and the influx of foreign fighters.

Inmaculada Marrero Rocha is Senior Lecturer of International Relations at the University of Granada, Spain and Executive Director of the Euro-Arab Foundation for Higher Studies.

Humberto M. Trujillo Mendoza is Professor of Behavioural Sciences at the University of Granada, Spain.

Part I: Foreign Fighters, Radicalization and Jihadist Terrorism as a Challenge for the EU 1. Psychosocial evidence-based approach to radicalization and terrorism, Humberto Trujillo & Manuel Moyano 2. Urban jihad: New operational trends affecting Salafist jihadist groups in Europe, Africa and the Middle East, Carlos Echeverría Jesús 3. The European Union's foreign 'terrorist' fightersInmaculada, Marrero Rocha 4. Urban environments vulnerable to jihadist radicalization. A study of two Spanish cities in North Africa, Luis de la Corte Ibáñez Part II: Legal and Political Responses to the Challenges of Radicalization and Recruitment of Jihadists and Foreign Fighters 5. From classic terrorism to jihadist terrorism. The evolution of the type of prisoners linked to jihadism in Spain, Salvador Berdún Carrión 6.The European Security Agenda in the fight against terrorism, José Luis del Castro Ruano 7. The rule of law and the fight against terrorism and radicalization in the European Union, Pablo Martín Rodríguez 8. National measures implementing United Nations resolutions on foreign fighters, Antonio Segura-Serrano 9. The compatibility of the Additional Protocol on Foreign Terrorist Fighters with international human rights law, Francesco Seatzu 10. Preventing and countering Islamic radicalization in prison through restorative justice, Florentino Ruiz Yamuza Part III: Functional Responses to the Challenges of Radicalization and Recruitment of Jihadists and Foreign Fighters 11. Towards the study and prevention of the recruitment of jihadists in Europe: A comprehensive psychosocial proposal, Humberto M. Trujillo and Manuel Moyano 12. Counter-Terrorism Financing Architecture and European Security, Javier Ruipérez Canales 13. Intervention in radicalization processes in the prison context, Manel Roca Piera & Carles Soler Iglesias