This paper examines a timely topic in international youth studies--the transition to (middle-class) marriage--in a developing country, Indonesia. While early marriage in Indonesia is still common in rural areas and marriage itself remains almost universal, these trends are moving into reverse for urban, tertiary-educated middle-class young people.…

This report reviews a theoretically inspired empirical investigation of individual differences in knowledge, abilities, and nonability traits as part of an ongoing effort to better understand adult intellectual development and to develop more accurate measures of adult intelligence. Twenty Knowledge Scales were constructed, drawing on…