Adoption studies were reviewed for evidence of the malleability of intelligence quotient (IQ). Although moderate estimates range between 20 and 25 points, it is argued that the standard adoption study provides little evidence about IQ malleability and that a major study of contrasted environments yields even more conservative estimates. (SLD)

Two papers respond to an article by P. Atkinson, S. Delamont, and M. Hammersley (1988) critiquing papers by E. Jacob (1987, 1988) on qualitative research traditions. The use of T. Kuhn's concept of "paradigm" and the criticism that the British were not included in the Jacob's study are addressed. (TJH)

A meta-analysis of 28 studies was conducted to review the effectiveness of Beck's cognitive therapy for depression, and to compare cognitive therapy with other modes of therapy. Results documented a greater degree of change for cognitive therapy compared with a waiting list or no-treatment control, pharmacotherapy, behavior therapy, and other…

The article reviewed 26 studies on mental retardation conducted in the Soviet Union in the 1970s and 1980s: 8 focused on etiological questions; 15, on psychoeducational issues; and 3, on vocational or social policy concerns. Findings tended to support trends found in the United States for individuals with mental retardation. (Author/DB)

Finds a small, but statistically significant, association between exposure to U.S. entertainment programs and attitudes, perceptions, and behaviors of foreign audiences. Finds also that, when taking study characteristics into consideration, only language of the questionnaire produced a significant difference in correlation size; and that the…

Used meta-analysis to synthesize results of 24 studies (based on 20 distinct data sets) relating quality of working alliance (WA) to therapy outcome. Found moderate but reliable association between good WA and positive therapy outcome. WA quality was most predictive of treatment outcomes based on clients' assessments, less so of therapists'…

This study conducted a systematic review to assess the quality of existing literature on psychological treatments for irritable bowel syndrome and to quantify the evidence for their efficacy. Three independent reviewers (2 from England, 1 from the United States) coded the quality of 32 studies, 17 of which provided data suitable for meta-analysis.…

Objective: The present study investigates whether there is an association between trait impulsivity in the normal population and inhibitory motor control as assessed by the stop task. Method: Low- and high-impulsive participants (as assessed by the I[subscript 7] questionnaire; both groups n = 31) performed the stop task. Differences in…

This article reviews published research on (i) classrooms as communities; (ii) classrooms as communities of learners; and (iii) classrooms as learning communities. It is based on a reading of about 100 texts. It aims to answer the question "What do we now know about the effects of operating classrooms as learning communities?". Despite…

Given the extensive adoption of research orientations that employ qualitative data collection techniques in education, Margaret Haughey found it exciting to read about a meta-analytical method that combined findings from studies within these research orientations with those from the well-established traditional forms that most often employed…

With this review, we explore the practices of arts-based educational research as documented in dissertations created and written over one decade in the Faculty of Education, University of British Columbia. We compile and describe more than thirty dissertations across methodologies and methods of inquiry, and identify three pillars of arts-based…

In this review the author explores whether school management councils (SMCs) reproduce prevailing norms of social participation or serve as a lever for change by challenging these norms and creating opportunities for subdominant groups to participate, thus enabling parents to take part in decision-making. The analysis highlights examples from…

Four dimensions of pedagogical quality focusing on children's opportunities for learning and development in preschool are suggested. This article explores how they are constituted and how they can be used for evaluation to discern pedagogical quality as a whole and part of a whole and to understand how quality is experienced and valued from…

While public opinion associates old age with loneliness, some social scientists argue that emotional responses such as loneliness decline in the later years of life. The purpose of this study was to empirically examine life cycle fluctuations in loneliness. To do so, a meta-analysis of 14 data sets involving over 25,000 respondents was performed.…

Used a meta-analysis to integrate the research literature on the treatment of obsessive-compulsive disorder. Antidepressants, such as clomipramine, and behavior therapy have produced appreciable changes in obsessive-compulsive and depressive symptoms. The effects of tricyclic medication and exposure therapies have not differed significantly, but…