Born in 1978 in Paris, Mathieu Mariolle is a comic book writer who, from an early age, has been immersed in Franco-Belgian classics such as Blueberry, The Incal, and Les Passagers du Vent.

After studies and a career as a translator, in 2004 he signed Pixie, his first book, drawn by Aurore Demily and published by Delcourt. He then worked on a variety of different series including the crime thriller De sang froid (Delcourt), the comic book adaptation of Foot 2 Rue (Soleil), the spin-off saga Les Mondes de Thorgal - Kriss de Valnor (Le Lombard), as well as the eponymous albums of the video artist Nota Bene (Soleil), specializing in historical popularization.

Mathieu Mariolle currently lives in Essonne.

Born in Rome in 1972, Fabio Piacentini has been a comic book writer since 1992. 

He has worked with top Italian publishing houses including: Tattilo Editrice, Casa Editrice Universo, D'Argenzio Editore, Star Comics, Eura, Mondadori, Rai and Raimbow. 

A draftsman at Newton & Compton Editori, he has signed many volumes of the series I Centouno and I Milleuno. He has also been part of the team behind Martin Mystery (Sergio Bonelli Editore) since 2012. 

From 2018 to 2020, he participated in the production of Star Wars (Lucas Art) and Mickey Mouse comics with Disney America. In 2019, he collaborates with Soleil in the creation of The PSG Saga