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Soska, Kasey C.; Johnson, Scott P. – Infancy, 2013
Three-dimensional (3D) object completion, the ability to perceive the backs of objects seen from a single viewpoint, emerges at around 6 months of age. Yet, only relatively simple 3D objects have been used in assessing its development. This study examined infants' 3D object completion when presented with more complex stimuli. Infants…
Descriptors: Infants, Visual Aids, Visual Perception, Age Differences
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Shuwairi, Sarah M.; Tran, Annie; DeLoache, Judy S.; Johnson, Scott P. – Infancy, 2010
Previous work has shown that 4-month-olds can discriminate between two-dimensional (2D) depictions of structurally possible and impossible objects [S. M. Shuwairi (2009), "Journal of Experimental Child Psychology", 104, 115; S. M. Shuwairi, M. K. Albert, & S. P. Johnson (2007), "Psychological Science", 18, 303]. Here, we asked whether evidence of…
Descriptors: Photography, Infants, Child Psychology, Nonverbal Communication
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Johnson, Scott P.; Slemmer, Jonathan A.; Amso, Dima – Infancy, 2004
A fundamental question of perceptual development concerns how infants come to perceive partly hidden objects as unified across a spatial gap imposed by an occluder. Much is known about the time course of development of perceptual completion during the first several months after birth, as well as some of the visual information that supports unity…
Descriptors: Object Permanence, Eye Movements, Infants, Human Body