University of Toronto

Brain activity reflects complexity of responses to other-race faces

Published in Telemedicine Week, December 28th, 2004

Psychologists have found that the amygdala, a subcortical region of the brain involved in emotional responses, is associated with a measure of unconscious race bias, especially when responding to faces presented subliminally.

Their research also indicates that other higher areas of the brain that are involved in deliberative thought processes can moderate the amygdala activity.

Their experiment, which suggests that the conscious brain can compensate for unconscious prejudices, assessed participants' reaction to faces displayed either subliminally, for three-hundredths of a second, or supraliminally, for slightly more than half a second.

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Source: Telemedicine Week (2004-12-28)

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