This study of 195 (108 boys) children seen twice during infancy (Time 1: 4.12 months; Time 2: 14.42 months) aimed to investigate the associations between and infant predictors of executive function (EF) at 14 months. Infants showed high levels of compliance with the EF tasks at 14 months. There was little evidence of cohesion among EF tasks but…

Infants in a day care center were studied until age 36 months and tested periodically with the Bayley Scales, the Stanford-Binet, and the ITPA. Predictions of I.Q. were fulfilled much better than in previous studies and a constant environment was suggested as a contributing factor. (ST)

Examines whether the relationship between mothers' ratings on the Neonatal Perception Inventory of their one-month-old infants and social-emotional development at 4 1/2 years as reported for a Pittsburgh population could be demonstrated in a Seattle population. (MP)

Examined the longitudinal predictability of spatial ability in late-adolescent females. No timing of puberty or lateralization effects were observed. These findings strengthen evidence that sex-related differences in spatial ability could be experientially determined and may help to focus the search for exactly how this occurs. (Author/GLR)