Nicola Gratteri, after seven years as head of the public prosecutor's office in Catanzaro, has been appointed as the new public prosecutor in Naples in September 2023. Gratteri is one of the most exposed magistrates in the fight against the ‘ndrangheta. He investigated the Duisburg massacre and the international drug trafficking routes. Together with Antonio Nicaso, he has published several bestsellers with Mondadori: Blood brothers, The malaplant, Justice is a serious matter, The Mafia sucks, Saying and not saying, Holy water, White gold, Godfathers and masters, Rivers of gold, Secret history of the ‘ndrangheta, The network of the invisible, Illegal oxygen and Accomplices and culprits.