Sandro Teixeira is a professor of the Graduate Program in Military Sciences at the Meira Mattos Institute, within the High Command and General Staff School of the Brazilian Army. He is Coordinator of Minerva, Research Group on Conflict, Strategy and Intelligence. Doctor in Military Sciences from the Brazilian Army Command and General Staff School. Likewise, he advises students in the subjects of Military History, Strategy, Operational Art, Theory of War and Intelligence. He regularly teaches classes in the Command and General Staff Course on Theory, Strategy, Culture and Military History of Warfare, providing consultancy for several operations of the Brazilian Army and the Brazilian Ministry of Defense. He is an Honorary Member of the Institute of Geography and Military History of Brazil. He has experience in the areas of Military History, Theory of War, Strategy, Intelligence, Defense, Geopolitics, Geopolitics, General History and Brazilian History.