José Matos is an independent researcher in military history in Portugal with primary interest in operations of the Portuguese Air Force during colonial wars in Africa, especially in Guinea. He is a regular contributor to numerous European magazines on military aviation and naval subjects, and has collaborated in the major project 'The Air Force at the end of the Empire', published in Portugal in 2018. Recently he has written two books in Portuguese, one on the former Portuguese regime's relations with South Africa and the other on the attack against Guinea-Conakry in 1970.