The word Consigliere was popularized by a novel written by which author ?
Consigliere: Consigliere (Italian "consigliere" "counselor", pronounced ] , roughly ; plural "consiglieri") is a position within the leadership structure of the Sicilian, Calabrian and American Mafia. Consigliere:  The word was popularized by the novel "The Godfather" (1969) and its film adaptation.
i don't know