have suggested CAT to be at least as effective as other forms of brief psychotherapy, person-centred therapy and cognitive behavioural therapy, and interpersonal psychotherapy. Case series and single case studies have also been published describing the use of CAT in: Depression Dissociative psychosis The treatment of offenders Brain injury Deliberate self-harm Dissociative identity disorder Histrionic personality disorder Panic disorder Psychological problems in multiple sclerosis With carers of people with dementia Morbid jealousy Borderline personality disorder Paranoid personality disorder Survivors of child sexual abuse Notes Further reading Ryle, A (1990) Cognitive Analytic Therapy: Active Participation in Change. Chichester: John Wiley & Sons. Ryle, A (1995). Cognitive Analytic Therapy: Developments in Theory and Practice. Chichester: John Wiley & Sons. Ryle, A (1997). Cognitive Analytic Therapy and Borderline Personality Disorder: The Model and the Method. Chichester: John Wiley & Sons. Ryle, A & Kerr, I (2002). Introducing Cognitive Analytic Therapy: Principles and Practice. Chichester: John Wiley & Sons. External links Association for Cognitive Analytic Therapy Borderline personality disorder Cognitive therapy Constructivism (psychological school) Integrative psychotherapy