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Ho, Ming-Chou; Atchley, Paul – Journal of Experimental Psychology: Human Perception and Performance, 2009
Two experimental series are reported using both reaction time (RT) and a data-limited perceptual report to examine the effects of perceptual load on object-based attention. Perceptual load was manipulated across 3 levels by increasing the complexity of perceptual judgments. Data from the RT-based experiments showed object-based effects when the…
Descriptors: Cognitive Processes, Difficulty Level, Perception, Reaction Time

Goldfield, Eugene C.; Dickerson, Donald J. – Journal of Experimental Child Psychology, 1981
Infants 8.5 and 9.5 months of age were tested for ability to determine the location of an object hidden in one of two covered containers before their left-right positions were reversed. Only the older infants provided with different colored covers to their containers were able to do this task. (Author/DB)
Descriptors: Age Differences, Cognitive Processes, Concept Formation, Cues