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McCall, Robert B.; Kagan, Jerome – Develop Psychol, 1970
Results of this study of 72 4-month-old infants suggest caution in using an overt demonstration of habituation as a necessary index of perceptual learning. (Author/MG)
Descriptors: Attention Span, Infant Behavior, Perceptual Development, Reaction Time
Peer reviewedWentworth, Naomi; Haith, Marshall M. – Developmental Psychology, 1992
A modified Visual Expectation Paradigm assessed the role of picture content in the spatiotemporal expectations of 80 infants. Stable picture content information facilitated formation of expectations about when and where pictures would appear. Two month olds' reactions were consistently slower than those of three month olds.(LB)
Descriptors: Expectation, Familiarity, Infant Behavior, Infants
Peer reviewedReznick, J. Steven; Chawarska, Katarzyna; Betts, Stephanie – Child Development, 2000
Two experiments used Visual Expectations Procedure to investigate development of expectations in infants up to 12 months old. Reaction time improved and the percentage of anticipations increased between 6 and 9 months using an alternation pattern or a complex pivot pattern, and between 4 and 8 months when using a left-right alternation or a…
Descriptors: Age Differences, Cognitive Development, Cognitive Processes, Expectation
