[1] Manchester Metropolitan Univ, Dept Social Care & Social Work, Manchester, Lancs, England
[2] Manchester Metropolitan Univ, Dept Social Care & Social Work, Social Care, Manchester, Lancs, England
[3] Univ Glasgow, Inst Hlth & Wellbeing, Glasgow, Lanark, Scotland
[4] Univ Glasgow, Learning Disabil, Glasgow, Lanark, Scotland
[5] Univ South Wales, Unit Dev Intellectual & Dev Disabil, Pontypridd, M Glam, Wales
[6] Univ South Wales, Pontypridd, M Glam, Wales
[7] Univ Warwick, Quantitat Methods Specialism, Coventry, W Midlands, England
[8] Univ Warwick, Ctr Educ Dev Appraisal & Res CEDAR, Coventry, W Midlands, England
[9] Univ Warwick, Coventry, W Midlands, England
[10] Univ Kent, Canterbury, Kent, England
[11] Univ Ulster, Intellectual Disabil Res, Coleraine, Londonderry, North Ireland
[12] Natl Dev Team Inclus, Bath, Avon, England
[13] Univ Bristol, Social Policy, Norah Fry Ctr Disabil Studies, Bristol, Avon, England
[14] Univ Bristol, Intellectual Disabil Res, Bristol, Avon, England
[15] Univ Cardiff, Natl Ctr Mental Hlth, Learning Disabil Res, Cardiff, Wales
[16] UCL, Clin Psychol & Stigma Studies, London, England
[17] Monash Univ, Clayton, Vic, Australia