In 1959, Campbell and Fiske introduced the use of multitrait-multimethod (MTMM) matrices in psychology, and for the past 4 decades confirmatory factor analysis (CFA) has commonly been used to analyze MTMM data. However, researchers do not always fit CFA models when MTMM data are available; when CFA modeling is used, multiple models are available…

Background: Implications of early attachment have been extensively studied, but little is known about its long-term indirect sequelae, where early security organization moderates future parent-child relationships, serving as a catalyst for adaptive and maladaptive processes. Two longitudinal multi-trait multi-method studies examined whether early…

Background: The parent-child relationship is considered important for children's future conscience, and conscience is seen as protecting them from disruptive behavior problems, but specific mechanisms of this developmental process are rarely studied. Methods: This multi-trait multi-method study examined, in a longitudinal design, paths linking…

The purpose of this study was to propose a theoretical model that relates mothers' selection of child care type to each of the contexts of the proposed model, and then to test the model in a group of forty-seven mothers of young children (center care users, family day care users, or users in combination of the two) who were recruited in the…

A multimethod, multitrait approach was used to examine the relations of aggression and hyperactivity to mastery motivation in preschool children. Parallel measures of multiple facets of mastery motivation were devised from findings in two studies: (study 1) a maternal report questionnaire for 332 twins, ages 3-5, recruited from the twin registry…