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Published on: November 14, 2018
Stability of Individual Differences in Social and Nonsocial Visual Attention From Newborn to 14 Months
Arushi Malik1, Tiffany S Leung1, Shuo Zhang1
1Department of Psychology, University of Miami, Coral Gables, Florida, USA.
Insights
Newborns' overall attention stability predicts later development. This study highlights individual differences in infant attention from birth through 14 months, offering insights into early cognitive development.
Area of Science:
- Developmental Psychology
- Cognitive Neuroscience
- Infant Behavior
Background:
- Infant visual attention is foundational for development.
- Individual differences in attention trajectories require longitudinal study.
- Understanding early attention variability is crucial for predicting later outcomes.
Purpose of the Study:
- To longitudinally assess individual differences in infant visual attention.
- To examine short-term and long-term developmental stability of attention.
- To investigate if newborn attention predicts later attention development.
Main Methods:
- Longitudinal study of 77 newborns from birth to 14 months.
- Assessment of visual attention using live stimuli and videos.
- Analysis of interindividual differences in overall, social, and nonsocial attention.
Main Results:
- Short-term stability of attention differences observed within newborn and infancy periods.
- Long-term stability found for overall attention from newborn to 14 months.
- Newborn overall attention significantly predicted later attention development.
Conclusions:
- Infant overall attention demonstrates robust long-term individual stability.
- Early attention variability may impact later social and cognitive development.
- This study provides a foundation for developing attention-based developmental measures.
Abstract:
Given the foundational nature of infant visual attention and potential cascading effects on later development, studies of individual variability in developmental trajectories in a normative sample are needed. We longitudinally tested newborns (N = 77) at 1-2 and 3-4 weeks, then again at 2, 4, 6, 8 and 14 months of age, assessing individual differences in their attention. Newborns viewed live stimuli (facial gesturing, rotating disk), one at a time, for 3 min each. Older infants viewed a 10-s side-by-side social-nonsocial video (people talking, rotating disk). We found short-term developmental stability of interindividual differences in infants' overall, social, and nonsocial attention, within the newborn period (1-4 weeks), and within the later infancy period (2-14 months). Additionally, we found that overall attention, but not social and nonsocial attention, was developmentally stable long term (newborn through 14 months). This novel finding that newborn overall attention predicts later overall attention through the first year suggests a robust individual difference. This study is a first step toward developing individual difference measures of social and nonsocial attention. Future studies need to understand why newborns vary in their attention and to identify the potential impact of this variability on later social and cognitive development.
