(2018) | Libero Grassi
: This research compares Sicilian extortion ( pizzo ) with practices in Mexico. It discusses the symbolic dimension of extortion—not just as money, but as an authority claim—which is exactly what Grassi challenged by publishing his "Dear Extortionist" letter in 1991.
If you are looking for academic research exploring his legacy or the social change his sacrifice sparked, several papers analyze his impact within the broader context of anti-Mafia resistance. Notable Academic Research Libero Grassi (2018)
: This paper traces the evolution of anti-Mafia movements , contrasting Grassi’s isolated fight with modern consumer-driven resistance like "pizzo-free" shopping. The 2018 Media Legacy : This research compares Sicilian extortion ( pizzo
