Written by a methodological behaviorist, this treatise critiques neo-Hullian, Freudian, Eriksonian, and Piagetian theories and presents an ethological perspective on behavior and personality development. The critique is extended to cover social learning, cognitive-developmental, neo-Freudian, and Skinnerian theories, as well as the ideas of…

Researchers in the fields of cognitive and language development have made less use of large-scale longitudinal designs and of person-centered approaches to data analysis than have researchers in the fields of social and personality development. It is argued that differences among domains of developmental psychology in the research methods employed…

This book describes a series of studies included in a 5-year program of research on the social adjustment of school children in the third through sixth grades. The sample consists of a total of 40,000 children from Texas and Minnesota, including a small subsample of 5,000 used in a 4-year longitudinal study. Peer acceptance-rejection scores…

The Fullerton Longitudinal Study is a contemporary prospective investigation that spans approximately a quarter of a century. Commencing at age 1, children and their families were systematically followed every 6 months from infancy through preschool and annually at ages 5 through 17. They were again assessed at age 24. The course of development…

Reviews the research methods, design, and main findings of the Austin-Mexico City cross-cultural study of personality and intellectual development using an overlapping longitudinal design. A span of 12 years of development was extrapolated from six years of repeated testing with children ages 6, 9, and 12 years. (SS)

A three-year longitudinal study was conducted to measure two aspects of adolescents' self-concept development: continuity/discontinuity and stability/instability. Results indicated that adolescent self-concept results from continuous growth based on social circumstances and cognitive skills and competencies. (Author/DB)

Project TALENT is a large-scale, long-range educational research effort aimed at developing methods for the identification, development, and utilization of human talents, which has involved some 440,000 students in 1,353 public, private, and parochial secondary schools in all parts of the country. Data collected through teacher-administered tests,…