Philippe Collin holds a master's degree in contemporary history devoted to the purging of collaborators during the Liberation. Since 1999, he has been a producer and author of programs for television and radio, including the now-cult Panique au Mangin Palace on France Inter, and Personne ne bouge broadcast by ARTE. Today, his weekly program on France Inter, L'œil du tigre, combines sport and history.   Cartoonist and author of comics, Sébastien Goethals is known for his work in adapting detective stories and genre stories, including Le Temps des sauvages, based on Thomas Gunzig's novel, Manuel de survie à l'usage des incapables. He published, in collaboration with Philippe Collin, Le Voyage de Marcel Grob, which was awarded the Prix Historia 2019 and the Prix Découverte 2020 at the Angoulême International Festival.