This report is the result of a three year study. The original aim of the research was stated as 'to assess the extent to which CoSA Projects contribute towards the reintegration of adult sex offenders into the community'. The more specific objectives of the research were to: Examine the frontline practices of CoSA Describe the cohort of Core Members who have completed or are currently in a Circle Explore the experiences of Core Members Identify the key components which are associated with re-integration in the community Explore the background, motivation and experiences of volunteers Investigate the links between the operation of CoSA and statutory provisions for sex offenders, such as Multi-Agency Public Protection Arrangements (MAPPA), probation and the police Assess the relative importance of factors and services in the process of reintegration for sex offenders Contribute towards the development of good practice The report is based on a literature review, collection of administrative data on Core Members, interviews with Core Members, interviews with volunteers and interviews with key stakeholders. 70 interviews were conducted, 30 with Core Members, 20 with volunteers, and 20 with key stakeholders from Police, Probation and Project Coordinators, from a number of ongoing CoSA Projects in England and Wales. For all interviews, the Appreciative Inquiry (AI) approach was adopted. In addition, the Core Members and volunteers completed short questionnaires to collect socio-demographic data.