Borderline traits disrupt synchronization in a finger-tapping task with a virtual partner

Italian researchers found that individuals with higher borderline personality traits showed greater asynchrony with a virtual partner in a finger-tapping task, perceived less synchrony, and reported more negative affect, suggesting emotional dysregulation and interpersonal instability can impair social coordination; the study used a nonclinical sample and a virtual partner, so real-life generalization should be cautious.