... like MST, the outcomes are measured as multi-informant reductions in delinquency or substance use, in youth externalizing behavior or symptoms, in social skills and school outcomes. Nevertheless, it is uncertain whether changes in multi-informant ratings of antisocial behavior and symptoms...

..., are the implementers who deliver evidence‐based programmes. This article distinguishes fidelity at the programme level from implementer fidelity. Two components of implementer fidelity are defined. It is proposed that implementer adherence and competence are related but unique constructs that can be reliably measured...

...Suzanne Skevington; Fiona Gillison The measurement of children's quality of life has an important role to play in improving their experience of health and social services, and in promoting a child‐centred approach to service provision. This article provides a rationale for both the development...