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Colombo, John; Shaddy, D. Jill; Anderson, Christa J.; Gibson, Linzi J.; Blaga, Otilia M.; Kannass, Kathleen N. – Infancy, 2010
Despite the use of visual habituation over the past half century, relatively little is known about its underlying processes. We analyzed heart rate (HR) taken simultaneous with looking during infant-controlled habituation sessions collected longitudinally at 4, 6, and 8 months of age with the goal of examining how HR and HR-defined phases of…
Descriptors: Visual Stimuli, Attention, Age Differences, Metabolism
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Colombo, John; Frick, Janet E.; Gorman, Sheila A. – Journal of Experimental Child Psychology, 1997
Examined possibility that arousability as manifested in sensitization contributes to individual differences in infants' attentional profiles. Sensitization tended to occur more frequently with more complex than with less complex checkerboards. Infants showing sensitization looked longer and did not habituate as readily as infants who showed no…
Descriptors: Arousal Patterns, Attention, Difficulty Level, Habituation