Taiwan has over the past three decades been experiencing demographic changes that may pose important concerns for children's quality of life. This study examines the relationships and potential pathways between family structure transitions and early childhood development. Our analysis is based on 19,499 children from the 2005 birth cohort who…

Outlines a dual model of cognitive development in which patterns of cultural stimulation are reconstructed in the child's cognition. It provides a mathematical language for the representation of structures in sensorimotor actions and verbal explanations as they occur in the context of the everyday life of the child. (Author/RH)

Investigates (1) the relationships between cognitive performance and cognitive styles and predictive possibilities and (2) performance differences by sex, school, grade, and income in 92 Indian adolescents. Assessment measures included Liquid Conservation, Islands, Goat-Lion, Hanoi-Tower, Rabbits (Piagetian); Block Design (WISC-R); Paper Cutting…

Explores two hypotheses about the effect of symbolic systems on psychological functions: (1) culturally elaborated systems of signs affect psychological functioning in a general way; and (2) systems of signs, when used to support skilled action, affect the organization of human activity. Reviews research that supports the second hypothesis. (LB)

Studied the impact of life experience on women's cognitive and ethical development. Considered the structure and historical and social factors of such development, and the importance of higher education in attaining high positions on W.G. Perry's developmental scale. Factors found to affect women's positions on the scale were attitudes toward…