Much research has focused on cognitive skills in isolation from daily life and from action. However, memory and thinking in daily life are not separate from, but are part of, doing. This study is based on a theoretical framework that encompasses an integrated account of mind in action. This "activity theory" holds that neither mind as such nor…

The impact of age effects on nonverbal memory for auditory or tactual patterns has been largely neglected in research studies. The effects of age on nonverbal memory were investigated by comparing subjects (N=120), divided by age decades into six groups (N=20), through tests using visual, auditory, and tactual items which were resistant to verbal…

This study investigated the premise that disordered temporal order perception in retarded readers can be seen in the serial processing of both nonverbal auditory and visual information, and examined whether such information processing deficits relate to level of reading ability. The adult subjects included 20 in the dyslexic group, 12 in the…