Measuring quality in mental health services.

This article introduces the special issue on measuring quality of care. The overall purpose of this issue is to encourage an increased presence of evaluators in quality-of-care research. The sections of this special issue are devoted to conceptual issues concerning quality and the future of quality measurement. They include a description of current governmental and private efforts in measuring quality, a brief report on quality measurement efforts in Great Britain, and four quality-of-care research reports.