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Cognitive Processes2
Infants2
Object Permanence2
Age Differences1
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Cognitive Ability1
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Infancy2
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Feigenson, Lisa1
Jackson, Iain R.1
Sirois, Sylvain1
Yamaguchi, Mariko1
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Pupil Dilation and Object Permanence in Infants
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Sirois, Sylvain; Jackson, Iain R. – Infancy, 2012
This paper examines the relative merits of looking time and pupil diameter measures in the study of early cognitive abilities of infants. Ten-month-old infants took part in a modified version of the classic drawbridge experiment used to study object permanence (Baillargeon, Spelke, & Wasserman, 1985). The study involved a factorial design where…
Descriptors: Object Permanence, Infants, Cognitive Ability, Eye Movements
Limits on Infants' Ability to Dynamically Update Object Representations
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Feigenson, Lisa; Yamaguchi, Mariko – Infancy, 2009
Like adults, infants use working memory to represent occluded objects and can update these memory representations to reflect changes to a scene that unfold over time. Here we tested the limits of infants' ability to update object representations in working memory. Eleven-month-old infants participated in a modified foraging task in which they saw…
Descriptors: Object Permanence, Infants, Short Term Memory, Cognitive Processes