Born in 1963, José Sánchez Toledo is an authority on the Classical word. He has vast publishing experience, and writes opinion articles and serialized pieces for publishers as well as historical books. He is an active participant in battles recreations all around the world.

Enseignant anarchiste et philanthrope, José Antonio Emmanuel est l'un des pseudonymes du pédagogue José Ruiz Rodríguez. Au début des années 1930, après la proclamation de la Seconde République, il collabore avec le Comité international des écoles pour promouvoir les écoles rationalistes.

Il est psychanalyste et psychologue spécialisé en psychologie clinique. Membre de l'Association Mondiale de Psychanalyse et de l'Ecole Lacanienne de Psychanalyse. Professeur à l'Université Oberta de Catalogne (UOC).

José Ramón Gómez Cabezas (Ciudad Real 1971) is a psychologist, and has combined his work for several years with essays and articles published in magazines dedicated to crime literature, including the prestigious La Gansterera and the more recent 38, as well as Prótesis, which published the story