This study examines the extent to which iron deficiency in infancy contributes to adverse neurocognitive and educational outcomes in young adulthood directly and indirectly, through its influence on verbal cognition and attention problems in childhood. Young adults (N = 1,000, M age = 21.3 years, 52% female; of Spanish or indigenous descent) from…

We used an assessment that involved competing reinforcer dimensions in a concurrent-schedules arrangement to examine the effects of stimulant medication on impulsivity (i.e., sensitivity of choices to reinforcer immediacy relative to rate, quality, and effort) with 4 students with attention deficit hyperactivity disorder. The assessments were…

The present study was designed to define the relationship between the supposed syndrome of hyperactivity and that of aggressive conduct disorder. (Author/DB)

Investigates the creativity and behavior precipitated by employing the mandala as an active centering device for children with Attention-Deficit Disorder or Attention-Deficit Hyperactivity Disorder. Drawings were requested and rated according to the Formal Elements Art Therapy Scale. Preliminary findings indicate that attentional abilities…

Two experiments were implemented in which hyperactive children were exposed to models of their own age level. It was hypothesized that modeling treatments designed to demonstrate reflective problem-solving strategies would improve the problem-solving ability of both normal and hyperactive children, and that, concomicantly, children's ability to…