Erikson (1950) contends that the physical changes associated with puberty serve as a catalyst for adolescents to question childhood identifications and to consolidate these with current self-conceptions, personal ideologies, interpersonal values, and future aspirations. Erikson describes the adolescent identity crisis as the developmental period…

Examined Extended Objective Measure of Ego Identity Status for reliability and validity among 467 secondary school students. Results were supportive of appropriateness of all measures for the subjects. Analysis of reliability, validity, demographic characteristics, and psychosocial maturity yielded results which parallel theoretical framework and…

Secondary school students (N=12,988) completed Extended Objective Measure of Ego Identity Status and questionnaire assessing experience with cigarettes, inhalants, alcohol, marijuana, and cocaine. Discriminant analyses of substance use, across achievement, moratorium, foreclosure, and diffusion identity statuses, yielded significant functions for…