The second hypothesis stated that the callous unemotional personalities would show a strong correlation with the types of aggression, behavioral dysregulation, and delinquency. However, the authors did not expect the CU traits to be linked to emotional dysregulation. The third hypothesis stated that the authors believed the trait narcissism would show a strong association with the two types of aggression, delinquency, and both behavioral and emotional dysregulation. The fourth and final hypothesis stated that Machiavellianism would be strongly correlated with relational aggression and emotional dysregulation but not with overt aggression, delinquency, or behavioral dysregulation.
The authors based their study on previous research conducted on narcissism, psychopathy, and Machiavellianism, along with studies that conducted research into the individual traits and their relationship to