Helion is a UK-based company that produces books on many aspects of Military History from the Late Medieval period through to the present day. Helion was established in 1996 by University of Warwick graduate Duncan Rogers. Since then, they have published over 1,200 books, with 100 or more new titles coming out every year, for readers around the world.

Hélio Higuchi hails from São Paulo, Brazil, where he was born in 1953. A hotel manager, he has degrees in Architecture and Urban Design and Marketing. A researcher of Latin American military subjects, he is a regular contributor to Brazilian periodicals Asas, Flap and Tecnologia e Defesa. He is the author of A Serviço do Generalíssimo – Os Pilotos Brasileiros na República Dominicana (In the Service of the Generalissimo – Brazilian Pilots in the Dominican Republic, 2014) and Cuban MiGs: The Defenders of Castro’s Air Force (Harpia Publishing, 2023).