Contrasts a fixed-rate presentation list with one in which half the items in a single list were presented at a fast rate and half at a slow rate during paired associative learning with 24 children (aged 8 to 22 years) who were diagnosed with having an attention deficit disorder. (HOD)

Investigated the development of inattentiveness and hyperactivity in middle childhood through a prospective study that followed 191 children from birth through age 11. In early childhood, quality of caregiving better predicted distractibility, an early precursor of hyperactivity, than did early biological or temperament factors. Caregiving and…