Background
personality disorder, schizophrenia-spectrum, Schizotypal personality disorder, PD, SPD, schizophrenia
DISORDERS
Schizotypal personality disorder (SPD) reflects a pervasive and heterogeneous pattern of maladaptive experiences, which has been alternatively considered a personality disorder (PD), a subclinical form of schizophrenia or an expression of the liability for schizophrenia-spectrum psychopathology, often referred to as schizotypy [More recently, several scholars have posited how the conceptualization of SPD (and schizotypy) could benefit from a dimensional perspective, for example adopting the Five-Factor Model (FFM) and the Alternative Model of Personality Disorders (AMPD) [In spite of its prevalence ranging from 0.6% in a Norwegian non-clinical sample to 4.6% in an American non-clinical sample [