Addington, J., Cornblatt, B. A., Cadenhead, K. S., Cannon, T. D., McGlashan, T. H., Perkins, D. O., et al. (2011). At clinical high risk for psychosis: outcome for nonconverters. American Journal of Psychiatry, 168, 800–805.
Costello, A. J., Edelbrock, C. S., Dulcan, M. K. and Kalas, R. (1984). Testing of the NIMH Diagnostic Interview Schedule for Children (DISC) in a Clinical Population (Contract No. DB-81-0027). Final report to the Center for Epidemiological Studies, National Institute for Mental Health. Pittsburgh: University of Pittsburgh.
Dominguez, M. D., Wichers, M., Lieb, R., Wittchen, H. U. and van Os, J. (2011). Evidence that onset of clinical psychosis is an outcome of progressively more persistent subclinical psychotic experiences: an 8-year cohort study. Schizophrenia Bulletin, 37, 84–93.
Fowler, D., Garety, P. A. and Kuipers, L. (1995). Cognitive Behaviour Therapy for Psychosis: theory and practice. Chichester: Wiley.
Garety, P. A., Bebbington, P., Fowler, D., Freeman, D. and Kuipers, E. (2007). Implications for neurobiological research of cognitive models of psychosis: a theoretical paper. Psychological Medicine, 37, 1377–1392.
Garety, P. A., Kuipers, E., Fowler, D., Freeman, D. and Bebbington, P. E. (2001). A cognitive model of the positive symptoms of psychosis. Psychological Medicine, 31, 189–195.
Goodman, R. (2001). Psychometric properties of the Strengths and Difficulties Questionnaire (SDQ). Journal of the American Academy of Child and Adolescent Psychiatry, 40, 1337–1345.
Goodman, R., Meltzer, H. and Bailey, V. (2003). The Strengths and Difficulties Questionnaire: a pilot study on the validity of the self report version. International Review of Psychiatry, 15, 173–177.
Graham-Bermann, S. A., Kulkarni, M. R. and Kanukollu, S. (2011). Is disclosure therapeutic for children following exposure to traumatic violence? Journal of Interpersonal Violence, 26, 1056–1076.
Jacobson, N. S. and Truax, P. (1991). Clinical significance: a statistical approach to defining meaningful change in psychotherapy research. Journal of Consulting and Clinical Psychology, 59, 12–19.
Kelleher, I., Harley, M., Murtagh, A. and Cannon, M. (2011). Are screening instruments valid for psychotic-like experiences? A validation study of screening questions for psychotic-type experiences using in-depth clinical interview. Schizoprenia Bulletin, 37, 362–369.
Laurens, K. R., Hodgins, S., Maughan, B., Murray, R. M., Rutter, M. L. and Taylor, E. A. (2007). Community screening for psychotic-like experiences and other putative antecedents of schizophrenia in children aged 9–12 years. Schizophrenia Research, 90, 130–146.
Laurens, K. R., Hodgins, S., Taylor, E. A. and Murray, R. M. (2011). Is earlier intervention for schizophrenia possible? Identifying antecedents of schizophrenia in children aged 9–12 years. In David, A. S., McGuffin, P. and Kapur, S. (Eds.), Schizophrenia: the final frontier. London: Psychology Press.
Lin, A., Wigman, J. T. W., Nelson, B., Vollebergh, W. A. M., van Os, J., Baksheev, G., et al. (2011). The relationship between coping and subclinical psychotic experiences in adolescents from the general population: a longitudinal study. Psychological Medicine, doi:10.1017/S0033291711000560
Lovatt, A., Mason, O., Brett, C. and Peters, E. (2010). Psychotic-like experiences, appraisals, and trauma. The Journal of Nervous and Mental Disease, 198, 813–819.
Mackie, C. J., Castellanos-Ryan, N. and Conrod, P. J. (2011). Developmental trajectories of psychotic-like experiences across adolescence: impact of victimization and substance use. Psychological Medicine, 41, 47–58.
Marshall, M. and Rathbone, J. (2011). Early intervention for psychosis. Cochrane Database of Systematic Reviews, 6, CD004718.
McGorry, P. D., Yung, A. R., Phillips, L. J., Yuen, H. P., Francey, S., Cosgrave, E. M., et al. (2002). Randomized controlled trial of interventions designed to reduce the risk of progression to first-episode psychosis in a clinical sample with sub-threshold symptoms. Archives of General Psychiatry, 59, 921–928.
Meltzer, H., Gatward, R., Goodman, R. and Ford, T. (2000). Mental Health of Children and Adolescents in Great Britain. London: The Stationery Office.
Moritz, S., Veckenstedt, R., Randjbar, S., Vitzthum, F. and Woodward, T. S. (2011). Antipsychotic treatment beyond antipsychotics: metacognitive intervention for schizophrenia patients improves delusional symptoms. Psychological Medicine, 41, 1823–1832.
Morrison, A. P. (2001). The interpretation of intrusions in psychosis: an integrative cognitive approach to hallucinations and delusions. Behavioural and Cognitive Psychotherapy, 29, 257–276.
Morrison, A. P., Bentall, R. P., French, P., Walford, L., Kilcommons, A., Knight, A., et al. (2002). A randomized controlled trial of early detection and cognitive therapy for preventing transition to psychosis in high risk individuals: study design and interim analysis of transition rate and psychological risk factors. British Journal of Psychiatry, 181, 78–84.
Muris, P., Meesters, C., Eijkelenboom, A. and Vincken, M. (2004). The self-report version of the Strengths and Difficulties Questionnaire: its psychometric properties in 8- to 13-year-old non-clinical children. British Journal of Clinical Psychology, 43, 437–448.
Poulton, R., Caspi, A., Moffitt, T. E., Cannon, M., Murray, R. M. and Harrington, H. (2000). Children's self-reported psychotic symptoms and adult schizophreniform disorder: a 15-year longitudinal study. Archives of General Psychiatry, 57, 1053–1058.
Smyth, J. M. and Pennebaker, J. W. (2008). Exploring the boundary conditions of expressive writing: in search of the right recipe. British Journal of Health Psychology, 13, 1–7.
Stallard, P. (2002). Think Good - Feel Good: a cognitive behaviour therapy workbook for children and young people. Chichester: John Wiley.
Van Os, J., Linscott, R. J., Myin-Germeys, I., Delespaul, P. and Krabbendam, L. (2009). A systematic review and meta-analysis of the psychosis continuum: evidence for a psychosis proneness-persistence-impairment model of psychotic disorder. Psychological Medicine, 39, 179–195.
Waller, H., Freeman, D., Jolley, S., Dunn, G. and Garety, P. (2011). Targeting reasoning biases in delusions: a pilot study of the Maudsley Review Training Programme for individuals with persistent, high conviction delusions. Journal of Behavior Therapy and Experimental Psychiatry, 42, 414–421.
Wigman, J. T. W., van Winkel, R., Raaijmakers, Q. A. W., Ormel, J., Verhulst, F. C., Reijneveld, S. A., et al. (2011). Evidence for a persistent, environment-dependent and deteriorating subtype of subclinical psychotic experiences: a 6-year longitudinal general population study. Psychological Medicine, 41, 2317–2329.
Wykes, T., Steel, C., Everitt, B. and Tarrier, N. (2008). Cognitive behavior therapy for schizophrenia: effect sizes, clinical models, and methodological rigor. Schizophrenia Bulletin, 34, 523–37.
Yung, A. R. and Nelson, B. (2011). Young people at ultra high risk for psychosis: a research update. Early Intervention Psychiatry, 5, Suppl. 1, 52–57.