Disruptive behavior, including aggression, defiance, and temper tantrums, typically peaks in early toddlerhood and decreases by school entry; however, some children do not show this normative decline. The current study examined disruptive behavior in 318 boys and girls at 2, 4, and 5 years of age and frustration reactivity, physiological…

Achenbach and Edelbrock Child Behavior Checklist factor scores were compared with ego stage through correlational and multiple regression analyses. Findings indicated significant negative correlations with the externalizing and internalizing factors and with a variety of behavioral subscales. A significant relationship was found between the total…

Provides a developmental framework for the classification of psychopathology in children and highlights the contributions that such classifications may have toward the understanding of normal development. Specific attention is given to the concepts of continuity and normality and their implications for the manner in which developmental…

Presents an overview of a developmental structuralist model based on integration of psychoanalytic and Piagetian developmental psychology. Includes discussion of patterns and insights from a clinical-descriptive intervention study of multirisk families and suggests lines for future research. (RH)