Asymmetry in infants’ selective attention to facial features during visual processing of infant-directed speech

Autor: Nicholas A Smith, Colleen R Gibilisco, Rachel E Meisinger, Maren eHankey
Jazyk: angličtina
Rok vydání: 2013
Předmět:
Zdroj: Frontiers in Psychology, Vol 4 (2013)
Druh dokumentu: article
ISSN: 1664-1078
DOI: 10.3389/fpsyg.2013.00601
Popis: Two experiments used eye tracking to examine how infant and adult observers distribute their eye gaze on videos of a mother producing infant- and adult-directed speech. Both groups showed greater attention to the eyes than to the nose and mouth, as well as an asymmetrical focus on the talker’s right eye for infant-directed speech stimuli. Observers continued to look more at the talker’s apparent right eye when the video stimuli were mirror flipped, suggesting that the asymmetry reflects a perceptual processing bias rather than a stimulus artifact, which may be related to cerebral lateralization of emotion processing.
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