Antonio M. Díaz Fernández (Cádiz, 1971) is Professor of Criminal Law and Criminology at University of Cádiz (Spain) where he teaches Criminology and Security and he is the coordinator of the Master Degree on Criminal System and Criminality. He holds a doctorate in Political Science and Administration from the University of Barcelona and has been awarded university degrees both in Law and Political Science. He also holds a Master’s Degree in Peace, Security and Defence awarded by the University Institute ‘General Gutiérrez Mellado’ in Madrid. He is Deputy editor of The International Journal of Intelligence, Security, and Public Affairs (SCOPUS).

He has been a visiting researcher at the International Centre for Security Analysis (King’s College, London), Brunel Centre for Security and Intelligence Studies (Brunel University, London), Flacso (Ecuador) and University of Glasgow. He was awarded prizes in 1997 and 2003 by the Spanish Ministry of Defence for his research into security. He has held professorships at the universities of Barcelona, Burgos, UNED and San Salvador. He has participated in several European and national projects, such as SAFE-COMMS (7FP) or "Privacy and Security" DER2015-67303-P. He is the coordinator of the Security Forum (Ágora de Seguridad) of the University of Cádiz and EULEN Seguridad.