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Applied Behavior Analysis

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University of the Pacific

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The Feasibility Of Assessing Infants’ Social Evaluations Using Within-Subject Repeated Measures In A Virtual Format, Samantha Crooks Jan 2021

The Feasibility Of Assessing Infants’ Social Evaluations Using Within-Subject Repeated Measures In A Virtual Format, Samantha Crooks

University of the Pacific Theses and Dissertations

Foundational research on infant social evaluations (e.g., Hamlin et al., 2007; Hamlin et al., 2011; Hamlin & Wynn, 2011) has been cited over 2,500 times and infant researchers suggest these data show infants have an unlearned preference for prosocial others. However, several failed replications have been published, which might be attributable to the type of research methods used to investigate this question. A single measure of the dependent variable is ubiquitous among these studies; within-subject repeated measures are rarely used. In the current study, we adapted methods used by Hamlin and Wynn (2011) to a video-only format, due to COVID-19 …