THE CHOICE OF GOALS AND PRACTICES TO BE UTILIZED IN APPROACHES TO EFFECTING BEHAVIORAL CHANGE IS USUALLY DETERMINED BY THE PRACTITIONER'S VIEW OF THE MECHANISMS UNDERLYING BEHAVIORAL ORGANIZATION. TWO BEHAVIOR THEORIES ARE THE PROJECTIVE VIEW AND THE REFLECTIONAL VIEW OF THE MECHANISMS UNDERLYING BEHAVIORAL ORGANIZATION. IN THE PROJECTIVE VIEW,…

Recent research indicates that early right brain hemisphere specialization for spatial tasks may be due to sex differences. Early specialization has been demonstrated in males asked to perform spatial tasks. An apparently longer period of female brain plasticity may explain why males have a higher incidence of developmental language problems. (MA)

The first phase of an 8-year longitudinal study of the onset and development of delinquency and behavior problems recruited 400 eight- and nine-year-old boys in a densely populated working class urban district. Assessment was made through psychological tests, teachers' and psychiatric social workers' reports, and parent interviews and…

Comments on research problems raised in this special issue. Suggests that recent research highlights the nature of the multiple processes underlying variability in child and adolescent adjustment. Views variability as a function of covarying influences from multiple domains, operating on specific developmental outcomes across a background of time…