Critiques Walker's article in this issue. Argues that Walker's data do not meet technical standards regarding individual placement tests for normative comparisons, interjudge reliability, or predictive validity, and therefore do not justify the use of the Gesell test to place children in developmental kindergarten or transitional first grade. (GLR)

Discusses findings that child care quality can be measured effectively and efficiently through telephone interview. Notes that interview items were more highly correlated to the materials composite than to the interaction composite of the Environment Ratings Scales. Describes situations where on-site observation is necessary. Suggests that one…

Comments on Walker's article in this issue. Argues that Walker's study demonstrates the reliability of the Gesell Developmental Assessment (GDA) but leaves unresolved several key questions about the GDA's validity. (GLR)

Discusses family selection issues that should be considered in child care research, and evidence demonstrating why each should be considered. Issues include whether causal inferences can be made from observational studies and the impact on conclusions from regression analyses that include highly correlated measures of child care experiences,…

Takes issue with the High/Scope Educational Research Foundation report (Schweinhart, Weikart and Larner, 1986) indicating that preschoolers taught by direct instruction end up with twice the rate of delinquency of children who participated in High/Scope's own kind of preschool education. Argues that self-report methodology invalidates High/Scope…

Responds to commentaries by Bereiter and Gersten concerning findings of the High/Scope Educational Research Foundation's 15-year Preschool Curriculum Comparison Study. Addresses issues of design of study, experimenter bias, sample size, self-report validity, interpretation of findings, and related topics. (NH)

Considers the mutual relevance of four themes: cultural diversity, construct validity, population generalizability, and professional ethics. Addresses the expanding need for sustained efforts to articulate the complex issues and emerging implications of the new realities of human diversity. Includes a review of previous literature, an assessment…

Aserts that it is unclear how the Ages and Stages Questionnaires: Social-Emotional ratings link to other critical child and family risk factors. Identifies questions regarding how well individual dimensions of social behavior are measured and concerns about the partial overlap between competent and problem behavior. Expresses concerns about the…

Criticizes methodology and findings reported in the "Consequences" article, particularly in regard to disparities in characteristics of the samples, validity of the measures, and interpretation of results. (NH)