World of Psychology

Brain signal predicts working memory prowess

By John M Grohol PsyD
April 19, 2004

Some people are better than others at remembering what they have just seen – holding mental pictures in mind from moment to moment. An individual’s capacity for such visual working memory can be predicted by his or her brainwaves, researchers have discovered. A key brain electrical signal leveled off when the number of objects held in mind exceeded a subject’s capacity to accurately remember them, while it continued to soar in those with higher capacity.


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    Last reviewed: By John M. Grohol, Psy.D. on 19 Apr 2004

 


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