Researchers from the Netherlands have uncovered new insights into the emotional processing deficits in psychopathic individuals. The study, published in the Journal of Psychiatric Research, reveals that psychopathic patients exhibit significantly weaker short-latency facial muscle responses to happy expressions compared to non-psychopathic individuals. This impairment in mimicking emotional facial expressions may contribute to the well-documented empathy deficits observed in psychopathy, suggesting a potential biomarker for this personality disorder. Psychopathy, a personality disorder charact…
