Madrid, 1946. Engineer, diplomat and writer. A multifaceted personality having worked in very diverse professional areas, such as the steel and concrete structures design for underground sites, the management of development programmes based on sustainable forestry exploitation (Eastern Africa) and the drafting of geo-political analysis articles for the international press (Le Temps, The Guardian, Die Welt, Global Times). Nowadays, he is a Hydraulics professor at the Federal Polytechnics School in Lausanne. His tales of historic content for young readers, created together with the International Storytellers Association have been translated into several languages.