Data for this study of 108 young adults from the New York Longitudinal Study include measures of temperament derived from two sources: interviews conducted with subjects' mothers when the children were 3 and 4 years of age and measures of Type A behavior derived from interviews with the subjects during young adulthood. (Author/NH)

Discusses a study of psychological development in 37 Soviet ninth and tenth grade students. Applies cluster analysis in categorizing types of self-determination in terms of subjects' estimation of their past, present, and future selves. Finds the most common pattern, a critical attitude toward childhood accompanied by moderately high…