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de Barbaro, Kaya; Chiba, Andrea; Deak, Gedeon O. – Developmental Science, 2011
A current theory of attention posits that several micro-indices of attentional vigilance are dependent on activation of the locus coeruleus, a brainstem nucleus that regulates cortical norepinephrine activity (Aston-Jones et al., 1999). This theory may account for many findings in the infant literature, while highlighting important new areas for…
Descriptors: Attention, Infants, Brain, Infant Behavior
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Deak, Gedeon O.; Flom, Ross A.; Pick, Anne D. – Developmental Psychology, 2000
Two experiments investigated factors affecting joint visual attention in 12- and 18-month-olds. Findings indicated that parental pointing at objects elicited more episodes of joint visual attention than looking alone. Although infants most reliably followed gestures to targets in front of them, even 12-month-olds followed gestures to targets…
Descriptors: Attention, Attention Control, Cues, Infant Behavior