Early-life exposures are critical for later child cognitive development. McCarthy Scales of Children's Abilities (MSCA) were used to assess cognitive development of 700 preschoolers (M[subscript age] = 4.2 years), derived from the "Rhea" birth cohort, in Greece. Principal component analysis (PCA) was applied on prospectively collected…

Methods are needed for quantifying the potency and differential effects of risk factors to identify at-risk groups for theory building and intervention. Traditional methods for constructing war exposure measures are poorly suited to "unpack" differential relations between specific types of exposure and specific outcomes. This study of…

Adolescent adjustment measures may be related to each other and to the social environment in various ways. Are these relationships similar in genetic and environmental sources of covariation, or different? A multivariate behaviorgenetic analysis was made of 6 adjustment and 3 treatment composites from the study Nonshared Environment in Adolescent…

Provides background information and a practical guide for including demographic information in developmental research. Describes historic demographic trends reflecting ways family and economic environments have been and continue to be transformed; presents demographic statistics to provide basis for comparison of research populations; and offers…

Reports on the development and testing of the Children's Perception of Interparental Conflict Scale. Three subscales were derived from factor analysis. The validity of the conflict subscale was supported by parent reports of conflict. The threat and self-blame subscales correlated with children's responses to conflict vignettes. (BC)