Attention-deficit/hyperactivity disorder (ADHD) can be identified in the preschool years, but little is known about the correlates of ADHD symptoms in preschool children. Research to date suggests that factors such as temperament, personality, and neuropsychological functioning may be important in understanding the development of early ADHD…

Previous research suggests that adult perceptions of children's social competence may vary depending on the socialization goals in a given cultural context. There is also ample evidence of cultural differences in values concerning emotional display, with East Asian collectivistic contexts favoring restraint and Western individualistic contexts…