Paul Villatoux has a PhD in History and is the author/editor of several books and numerous journal articles, book chapters and conference papers. Among his recently published books are La Guerre Psychologique des Origines à Nos Jours (2008), Le 2e Régiment de Parachutiste d'Infanterie de Marine (RPIMa), Histoire et Traditions (2012), Entrepreneurial Tales. Zodiac Aerospace, 120 Years in Aerospace (2017), and Renault FT, le Char de la Victoire (2018).
Xavier Aiolfi is Franco-Italian, born in 1970. He works in military and historical souvenir auctions, having created his own company in 2011, organizing auctions and private sales throughout Europe. As an historian specializing in occupied France, he has written more than 10 books. These include La Garde Personnelle du Chef de l’Etat (1999), Napoléon Intime (2008) and L’Enlèvement du Maréchal Pétain (2018).