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We tested the strong form of the perceptual-load hypothesis, which posits that the amount of perceptual load is the only factor determining whether attention can be effectively focused. Participants performed a visual search task under conditions of low and high load and with either a 100% valid spatial cue or no spatial cue. With no cue, participants(More)
Many procedures have been employed to determine the specific cognitive components necessary for successful Trail Making Test (TMT) performance. Yet, there is still considerable disagreement in the literature as to what these components might be. The present study explores an alternative methodology to address this problem. By systematically varying the(More)
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