Previous research has shown that adolescent peer groups play a role in maintaining and exacerbating demographic differences in achievement. However, there is still limited knowledge about the malleable factors that contribute to these achievement disparities. This short-term longitudinal study examined one such malleable factor--namely, perceived…

Finnish students' international success in mathematics has been largely explained by the high-quality compulsory basic education system, while increasing evidence suggests that early childhood contexts can also promote development long before formal instruction begins. This study examined, in a sample of 66 mother-infant dyads, 2 early contextual…

This study examines the disparities in, changes in, and longitudinal interrelationships among mathematics achievement and motivational factors for Hispanics and their White, Black, and Asian peers throughout high school. Analyzing the nationally representative High School Longitudinal Study of 2009, regression results indicate that Hispanics trail…

Longitudinal links between early childhood temperament, maternal sensitivity, and adolescents' adjustment have been proposed and found in several longitudinal studies, but the mechanisms of influence have not been explored. The authors examined the paths from maternal sensitivity and temperament in early childhood to adolescents' prosocial,…

In a 15-year longitudinal study, a retrospective quasipanel design was chosen to detect developmental patterns related to the students' (N = 78) self-ratings. In 1999 (grade 9), the students who were rated as part of the risk group (n = 22) by using their kindergarten teachers' initial socio-emotional behaviour ratings that were done in 1989, were…