Reminiscent of Wiseguy , Mob Boss is a compelling biography from two prominent mob experts recounting the life and times of the first acting boss of an American Mafia family to turn government witness Alfonso "Little Al" D'Arco, the former acting boss of the Luchese crime family, was the highest-ranking mobster to ever turn government witness when he flipped in 1991. His decision to flip prompted many others to make the same choice, including John...