The Relationship between brain-behavioral systems and cluster B personality disorders by mediating dark traits of personality

It seems that one of the important influencing factors in cluster B personality disorders is brain-behavioral systems and dark personality traits, so the purpose of the present study is the relationship between brain-behavioral systems and cluster B personality disorders with the mediation of dark personality traits.

The design of this research was a correlation method in terms of applied purpose and in terms of controlling variables. The statistical population of the study was all students of Tabriz universities in the academic year 2021-22, of which 450 people were selected by cluster random sampling and studied. For data collection, the Dark Dimensions of Personality Questionnaire, the revised Jackson Strengthening Sensitivity Scale, and the Millon Multi-Axis Clinical Test were used. Data were analyzed using Pearson correlation coefficient and path analysis.  

The results showed that there is a positive relationship between behavioral activation system and cluster B of personality disorders. There is also a negative relationship between behavioral inhibition system and cluster B personality disorders. There is a positive relationship between dark personality traits and dramatic personality disorder. There is a negative relationship between behavioral inhibition system and war and escape with the dark trait of Machiavellianism.

The results of this research show that paying attention to the variables of behavioral brain systems and dark personality traits play an important role in personality disorders.