People who intentionally hurt others because they believe they are morally right or justified, do not respond rationally to material benefits, a new study reports. Researchers say those who punish others to signal their own "moral goodness" may be more likely to question their claims of moral righteousness when judged negatively by their peers.
Activities targeting agreeableness were shown to reduce Dark Triad personality traits. However, those with Dark Triad personality disorders are less likely to want intervention to increase agreeableness.
While most people mellow with age, this does not appear to be the case for those with ASPD or psychopathy. Researchers report maladaptive behaviors associated with ASPD often get worse as people with the personality disorder age.
Neuroimaging study reveals those with psychopathy have a 10% larger striatum than non-psychopaths. Researchers say the increased size of the striatum, a brain area associated with cognitive and social functions, may account for a higher likelihood of impulsive behaviors and increased need for stimulation often associated with psychopathy. Additionally, researchers suggest there may be an element of heredity in the neural anatomy, adding support to the neurodevelopmental perspective of psychopathy.
Despite common thought, not all people with dark triad disorders are void of empathy. Some people with dark triad disorders experience above-average empathetic capabilities. Researchers shed light on "dark empaths" and empathy deficits in those with dark triad disorders.
Family members of people with borderline personality disorder share similarities in brain structure and personality traits as those diagnosed with the personality disorder. Findings may point toward a hereditary component to personality disorders.
Both grandiose and vulnerable narcissists crave high social status and recognition. Grandiose narcissists consider themselves more successful at being able to obtain high social status, while vulnerable narcissists do not believe they get the social recognition they deserve.
A comparative review of 324 global research papers concludes narcissism is a risk factor for aggression and violent behaviors. The results were similar, regardless of age, gender, education level, or country of residence.
Teens who display callous-unemotional traits are at higher risk of developing psychopathic traits as they enter adulthood.
Study reveals personality disorders and schizophrenia are the most debilitating mental illnesses to live with.
It is estimated that 1% of the general population has psychopathic traits. Among the upper echelons of corporations, up to 3.5% of employees are psychopathic, with the percentage rising for those who are chief executives. Researchers investigate how those with psychopathic traits impact the workplace for other employees, and how corporate psychopaths end up costing the economy billions of dollars due to their unethical behaviors.
Borderline personality disorder affects 5% of the population. A new study reveals people with BPD are becoming more knowledgeable about their disorder and treatments available but may find it difficult to find evidence-based help for their symptoms.