Sergio writes investigative reports mainly on national and international organized crime, with particular reference to the mafia of African origin. His latest books are: “Castel Volturno reportage on the Mafia African” published by Einaudi and “Nigerian mafia, the first investigation of the anti-trafficking task force” by Città Nuova, among many others.
For the Italian Wired magazine, Sergio realized the exclusive reportage on the last secret NATO bunker in Italy.
In 2013, he was awarded the “Peace Witness – Press section.” prize. He is also an adviser to the Anti-Mafia parliamentary commission as a Camorra expert and foreign mafias expert, with particular relevance to those of African origin.