This single subject design study examined two models of intervention: Denver Model (which merges behavioral, developmental, and relationship-oriented intervention), and PROMPT (a neuro-developmental approach for speech production disorders). Ten young, nonverbal children with autism were matched in pairs and randomized to treatment. They received…

A study of school effectiveness for language minority students, authored by Virginia Collier and Wayne Thomas, is criticized as having two serious flaws. The first is that its methodology is a simple descriptive cohort analysis, seen as unscientific and producing misleading results because: each grade consists of different students; the number of…

Recent language testing research investigates factors other than language proficiency that may be responsible for systematic variance in language test performance. One such factor is the test takers' cognitive styles. The present study was carried out with the aim of finding the probable effects of Iranian EFL learners' cognitive styles on their…

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…