Martine Prosper has worked in publishing since 1981, Gallimard Jeunesse in, Bordas and currently the Publisher Casterman the Flammarion group. His work as general secretary of the largest union in the publishing sector -the French CFDT Livre-EDITION-, has allowed him to closely monitor economic, social and labor development in recent years. In 2008, following the acquisition of Editis by the Spanish group Planeta, Prosper published in Le Monde an article entitled broad impact "Édition, l'envers du décor amer '. Later he sees the light of the eponymous book.