This post is by me ( Lisa Bortolotti ), summarising a paper I wrote with Matthew Broome on how affective instability may be a causal factor in paranoia. It was published in a special issue of Discipline Filosofiche on Philosophical Perspectives on Affective Experience and Psychopathology, edited by Anna Bortolan and Alessandro Salice. Matthew Broome Most accounts of paranoia rely on cognitive biases and perceptual anomalies. However, recent empirical research has shown that affective instability may play an important role. What is affective instability? Unexpected changes of mood include emotional dysregulation, lability, impulsiveness, and swings. Collating the main overlapping dimensions, definitions, and their measurement scales, a recent systematic review proposed that affective instability is “rapid oscillations of intense affect, with a difficulty in regulating these oscillations or their behavioural consequences” ( Marwaha et al. 2013 ). How does affecti...
A blog at the intersection of philosophy, psychology, and mental health