Examined 114 pairs of same-sex infant twins and their parents to investigate infant predictors of adult IQ. Found that some measures of infants' information processing, language ability, and temperament predicted the average IQ of infants' parents. Results support the view that some stability in certain types of intellectual functioning from…

The study examined whether an awareness that semantic organization is beneficial to picture recall ("semantic enhancement") precedes an awareness that certain types of organization are more beneficial than others ("levels of processing"). A series of pilot studies was conducted with kindergarten and adult subjects and a formal…

Study investigated how new technology affects the working procedures and mental activity of industrial machinists, examining how machinists learn to use computer numerical control technology. Results indicate areas of cognitive difference requiring further study (e.g., differences in conceptualization, formalization, and perspective, and shifts to…

A study investigated the functional relationship that exists when mental ability and language competence are separately and simultaneously measured with regard to their influence on the effective treatment of verbal information. Data were gathered from 100 men and women, aged 20-60, who were tested for language competence, reading comprehension,…

This volume is an attempt to provide literature that will enhance through vicarious experience and emotional involvement the adult's understanding of the principles of child development. The selections are organized into categories and cross-indexed with most of the standard texts in child development and psychology. It is divided into ten major…