Joseph Petrosino was an Italian-born New York City Police Department (NYPD) officer who was a pioneer in the fight against organized crime. Crime fighting techniques that Petrosino pioneered are still practiced by law enforcement agencies.

Padula is a comune in the province of Salerno in the Campania region of south-western Italy. It is the home of the Carthusian monastery Certosa di San Lorenzo, sometimes referred to as the Certosa di Padula. As of 2011 its population was of 5,279.