Nudos y cruces

Ian Rankin is the author behind the Rebus series, starting with Knots and Crosses. He's a master of crime fiction, known for his gritty Edinburgh settings.

Francisco Martín Arribas is an author of both fiction and non-fiction. His books include the novel Fleshmarket Close and the self-help guide Estuche Los 7 hábitos de la gente altamente efectiva + Cuaderno de trabajo.