Background: Despite extensive research examining features of adolescents' ego-identity development, little research has demonstrated patterns of ego-identity development and its relationship with various individual and environmental factors that are theoretically important for identity development. Objective: The current study investigated…

More attention is needed on the career development of adolescents, specifically disadvantaged students deemed at risk of school failure. We investigated the determinants on career development competencies of 9th graders in secondary school in South Korea. The data in this study included 394 principals, 6635 students, and the students' parents. Our…

This study explores the trajectory of suicidal ideation in childhood and adolescence and identifies its strong predictors. Secondary data obtained from two nationally representative cohorts of South Korean youth were longitudinally analyzed using frequencies, percentages, and discrete time survival analysis. This study revealed an increase in the…