Reports results of an exploratory study in which a total of 80 children (in kindergarten, first, third and fifth grades) were interviewed in order to sample their knowledge of how certain classes of variables act and interact with one another to affect the quality of an individual's performance on a retrieval problem. (ED)

Investigated the influence of schooling and environment on young children's memory and cognitive skills. Subjects were five- and six-year-old Mestizo and Quechua Indian children living in jungle villages or city slums in Peru. Samples of upper-middle-class children in Lima and poor children in Detroit were also tested. (JMB)

Examined, over 1 year, relations between information processing efficiency, working memory, and problem solving in sample of 8-, 10-, 12-, and 14-year-olds. Identified three-stratus hierarchy with individual dimensions organized in three constructs: processing efficiency, working memory, and problem solving. Found that individual dimensions were…

Maintains that Demetriou and his colleagues' project shows how developmental scientists can assess concepts from multiple frameworks and relate them through explicit modeling and targeted research to build explanations powerfully grounded in data and theory. Presents doubts related to specific conclusions because of issues related to the design of…

Describes a cross-cultural comparative study of recall memory among children from two Guatemalan towns and one American city. (CM)

Suggests explanations for derailment of the self-continuity warranting process. Maintains that although Chandler's studies used important concepts without sufficient evidence for construct validity, such use may be justified by the need to address the high Native youth suicide rate. Concludes that Chandler et al. have begun to validate a measure…

Compares the cognitive development of four subcultural groups of boys (Black and White, and lower- and middle-class) in order to test Arthur Jensen's theory. Nine-hundred subjects were studied for four years, and memory, intelligence, learning and transfer measures were employed. (Author/RH)