Discusses how clinicians and researchers can critically evaluate information from efficacy studies of language intervention programs. It argues for combining both experimental and nonexperimental approaches and suggests that the use of matching in nonrandomized studies allows for comparison of groups of children participating in an intervention…

To illustrate the theoretical dynamics involved in analysis of the process of "metasensing," this paper investigates the language of 22 elementary school principals and their strategic actions during school improvement programs. The study's grounded theory approach frames the principals'"epistemology of practice"--thereby…