Research Findings: The purpose of this study was to identify the developmental trajectories of impulsive behavior among 378 Finnish children who were followed from kindergarten to 4th grade. In addition to ratings of children's impulsivity, the analyses included measures of motivation, cognitive skills, socioemotional adjustment, and…

We examined the importance of children's classroom activity, defined as task-focused versus task-avoidance behavior, on different literacy outcomes in an orthographically consistent language. Greek children (n=95) were tested in kindergarten, grade 1, and grade 2 on measures of general cognitive ability, phonological awareness, RAN, and short-term…

Altogether 1,285 Finnish children were followed up from the end of kindergarten through Grade 1. All were nonreaders at school entrance. The aim was to delineate predictors of resistance to treatment that are evidenced as little or no reading progress during Grade 1. On the basis of reading achievement in Grade 1 spring, four subgroups were…