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Updated: Jan 31, 2026

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Mutual Sensitivity Between Caregivers Predicts Infant Affective State During Video Chat.

Ellen C Roche1, Douglas J Piper2, Gabrielle A Strouse3

  • 1University of Maryland, College Park, Maryland, USA.

Infancy : the Official Journal of the International Society on Infant Studies
|January 30, 2026
PubMed
Summary
This summary is machine-generated.

Caregiver sensitivity during video chats supports infant positive affect but not joint attention. This study explores mutual sensitivity in infant development beyond the traditional mother-infant dyad.

Keywords:
affectgrandparentinfancyjoint attentionmutual sensitivityvideo chat

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Area of Science:

  • Developmental Psychology
  • Infant Behavior
  • Human-Computer Interaction

Background:

  • Infant development relies on caregivers' cues, extending beyond mother-infant dyads to include remote interactions.
  • Traditional research often overlooks the complexity of infant caregiving ecosystems.
  • Technology enables new forms of caregiver-infant interaction.

Purpose of the Study:

  • To investigate the relationship between mutual caregiver sensitivity and infant affective and attentional states during video chat.
  • To introduce and apply a novel state space approach to analyze real-time interactions.
  • To examine infant development within broader caregiving networks.

Main Methods:

  • Analysis of recorded semi-naturalistic video chat interactions from 47 parent-infant-grandparent triads.
  • Utilized a novel state space approach to measure mutual sensitivity.
  • Examined concurrent infant affective states (valence, arousal) and joint attention behaviors.

Main Results:

  • Mutual caregiver sensitivity was associated with concurrent infant positive, alert affective states (positive valence, low-medium arousal).
  • No significant association was found between mutual caregiver sensitivity and infant joint attention during video chat.
  • Findings highlight domain-specific effects of mutual sensitivity on infant states.

Conclusions:

  • Mutual caregiver sensitivity plays a role in regulating infant affect during mediated interactions.
  • The concept of mutual sensitivity offers insights into complex, multi-caregiver environments.
  • Future research should explore the nuances of affect and attention in technology-mediated infant development.