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Published on: April 19, 2017
I like it by mere association: Conditioning preferences in infants
Jenny L Richmond1, Jenna Zhao1, Gabrielle Weidemann2
1School of Psychology, University of New South Wales, Sydney, New South Wales 2052, Australia.
Infants learn preferences by associating neutral objects with positive or negative stimuli, similar to adult evaluative conditioning. This early learning process shapes infant preferences for familiar or positively perceived items.
Area of Science:
- Developmental psychology
- Cognitive science
- Infant learning
Background:
- Preference formation is crucial for behavior, but early-life mechanisms remain unclear.
- Evaluative conditioning, where object valence changes through association, is a potential early learning mechanism.
- The operation of evaluative conditioning in infancy requires empirical testing.
Purpose of the Study:
- To investigate if infants' preferences for neutral objects are influenced by pairing them with affective stimuli.
- To assess the role of evaluative conditioning in early preference development.
- To examine the relationship between gaze behavior during conditioning and subsequent preference.
Main Methods:
- Two experiments were conducted with infants (N=20 and N=22).
- Infants were exposed to neutral objects paired with affective stimuli (happy/angry faces, mother/stranger faces).
- Preferences were measured using looking time and behavioral choice paradigms.
Main Results:
- Infants demonstrated a preference for objects paired with positive stimuli (happy faces, mother's face).
- Gaze behavior during conditioning, specifically longer looks at affective stimuli, predicted behavioral preference.
- Looking time at test did not differentiate between objects, but conditioning gaze patterns were predictive.
Conclusions:
- Infant preferences can be shaped by learned associations between objects and affective stimuli.
- This process mirrors evaluative conditioning observed in adults.
- Early associative learning plays a significant role in infant preference formation.
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