Inclusion Criteria:  Participant has recovered from the paranoia. This is defined as: A.) conviction in persecution beliefs is rated as less than 10% and B.) not experiencing significant distress related to paranoia and C.) currently scoring outside the clinical range of the revised Green et al., Paranoid Thoughts Scale (R-GPTS; Freeman, 2019); Participants should have had experiences of paranoia in the context of non-affective psychosis. This will be determined by participant's agreement that they previously had the sort of thoughts listed in the revised Green et al. Paranoid Thoughts Scale (R-GPTS; Freeman, 2019); Participant is currently a patient of Oxford Health NHS Foundation Trust; Participant is willing and able to give informed consent for participation in the study; Aged 16 years or above; Participant has sufficient English language skills to participate in the interview.  Exclusion Criteria:  The following exclusion criteria will apply based on concerns regarding risk and capacity to consent:  Currently experiencing acute psychiatric symptoms which preclude ability to participate in a sustained interview; Diagnosis of a moderate to severe intellectual disability; High levels of associated risk to self or to others e.g. actively suicidal; Primary diagnosis of alcohol or drug misuse; personality disorder; significant forensic history; At the time of recruitment COVID-19 restrictions do not permit face-to-face interviews and the participant is not willing or able to conduct the interview remotely via video call.