Evidence-based programs will be useful to the extent they produce benefits to individuals on a socially significant scale. It appears the combination of effective programs and effective implementation methods is required to assure consistent uses of programs and reliable benefits to children and families. To date, focus has been placed primarily…

This article reviews definitions of quality of life; explores the subjective nature of life quality for people with disabilities; relates the concept to cultural norms and universal human values and needs; explores the optimal theory of personal well-being; and surveys the source and use of research and implications for planning and evaluating…