Skilled professionals within the mafia are exempt from murder duties

Evidence

Finally, despite the perception that all mafiosi commit murders, members are in fact used according to their skills; thus, lawyers, doctors, priests, and other such professionals usually do not undertake these duties—unless they themselves want to (OSAG: 297-298; VM: 28). — Diego Gambetta, The Sicilian Mafia The Business of…, 176

Categorization

• CANDY: A neat counterintuitive tidbit: mafiosi sort by skill, and lawyers/priests don’t kill. Good dinner-conversation material.