Biography: Miguel Cussó Giralt (b. 1921 in Barcelona, ​​Catalonia - d. 1987) was a Spanish writer of various genres, he wrote film and comic book scripts, and was also a popular novelist mainly of romance novels such as Sergio Duval, although also of adventure novels such as Michael Kuss and Max Grey, and erotic novels such as Sergio di Mauro and Mario di Palermo.