“…From a research and evaluation perspective, increased involvement of service users is highly desirable and accordingly a triadic relationship (evaluator, worker, client) could be seen as an ideal to aspire to, and in action research this is critical. Indeed, there is a growing body of literature concerning the involvement of research participants and service users in the design and conduct of research (see, for example, Truman 1999;Oliver et al 2001;Cavet and Sloper 2004;Telford and Faulkner 2004;Waldman 2005;Coad and Evans 2007). However, in this case direct client involvement in the planning and management of the evaluation presented a challenge to staff, who felt protective in relation to current and past users being overburdened and potentially exposed by involvement in the research in these ways.…”