Caregiver-child neural synchrony: Magic, mirage, or developmental mechanism?

Young children transition in and out of synchronous states with their caregivers across physiology, behavior, and brain activity, but what do these synchronous periods mean? One body of two-brain studies using functional near-infrared spectroscopy (fNIRS) finds that individual, family, and moment-to...

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Main Authors: Ellen C. Roche, Elizabeth Redcay, Rachel R. Romeo
Format: Article
Language:English
Published: Elsevier 2025-01-01
Series:Developmental Cognitive Neuroscience
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Online Access:http://www.sciencedirect.com/science/article/pii/S1878929324001439
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author Ellen C. Roche
Elizabeth Redcay
Rachel R. Romeo
author_facet Ellen C. Roche
Elizabeth Redcay
Rachel R. Romeo
author_sort Ellen C. Roche
collection DOAJ
description Young children transition in and out of synchronous states with their caregivers across physiology, behavior, and brain activity, but what do these synchronous periods mean? One body of two-brain studies using functional near-infrared spectroscopy (fNIRS) finds that individual, family, and moment-to-moment behavioral and contextual factors are associated with caregiver-child neural synchrony, while another body of literature finds that neural synchrony is associated with positive child outcomes. Taken together, it is tempting to conclude that caregiver-child neural synchrony may act as a foundational developmental mechanism linking children’s experiences to their healthy development, but many questions remain. In this review, we synthesize recent findings and open questions from caregiver-child studies using fNIRS, which is uniquely well suited for use with caregivers and children, but also laden with unique constraints. Throughout, we highlight open questions alongside best practices for optimizing two-brain fNIRS to examine hypothesized developmental mechanisms. We particularly emphasize the need to consider immediate and global stressors as context for interpretation of neural synchrony findings, and the need for full inclusion of socioeconomically and racially diverse families in future studies.
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spelling doaj-art-746b2064b1944121be2cc2c0d6caabad2025-01-22T05:41:16ZengElsevierDevelopmental Cognitive Neuroscience1878-92932025-01-0171101482Caregiver-child neural synchrony: Magic, mirage, or developmental mechanism?Ellen C. Roche0Elizabeth Redcay1Rachel R. Romeo2Corresponding author.; Language, Experience, and Development (LEAD) Lab, Benjamin Building (4th Floor), 3942 Campus Dr., College Park, MD 20742, United StatesLanguage, Experience, and Development (LEAD) Lab, Benjamin Building (4th Floor), 3942 Campus Dr., College Park, MD 20742, United StatesLanguage, Experience, and Development (LEAD) Lab, Benjamin Building (4th Floor), 3942 Campus Dr., College Park, MD 20742, United StatesYoung children transition in and out of synchronous states with their caregivers across physiology, behavior, and brain activity, but what do these synchronous periods mean? One body of two-brain studies using functional near-infrared spectroscopy (fNIRS) finds that individual, family, and moment-to-moment behavioral and contextual factors are associated with caregiver-child neural synchrony, while another body of literature finds that neural synchrony is associated with positive child outcomes. Taken together, it is tempting to conclude that caregiver-child neural synchrony may act as a foundational developmental mechanism linking children’s experiences to their healthy development, but many questions remain. In this review, we synthesize recent findings and open questions from caregiver-child studies using fNIRS, which is uniquely well suited for use with caregivers and children, but also laden with unique constraints. Throughout, we highlight open questions alongside best practices for optimizing two-brain fNIRS to examine hypothesized developmental mechanisms. We particularly emphasize the need to consider immediate and global stressors as context for interpretation of neural synchrony findings, and the need for full inclusion of socioeconomically and racially diverse families in future studies.http://www.sciencedirect.com/science/article/pii/S1878929324001439Neural synchronyFNIRSInclusionStress
spellingShingle Ellen C. Roche
Elizabeth Redcay
Rachel R. Romeo
Caregiver-child neural synchrony: Magic, mirage, or developmental mechanism?
Developmental Cognitive Neuroscience
Neural synchrony
FNIRS
Inclusion
Stress
title Caregiver-child neural synchrony: Magic, mirage, or developmental mechanism?
title_full Caregiver-child neural synchrony: Magic, mirage, or developmental mechanism?
title_fullStr Caregiver-child neural synchrony: Magic, mirage, or developmental mechanism?
title_full_unstemmed Caregiver-child neural synchrony: Magic, mirage, or developmental mechanism?
title_short Caregiver-child neural synchrony: Magic, mirage, or developmental mechanism?
title_sort caregiver child neural synchrony magic mirage or developmental mechanism
topic Neural synchrony
FNIRS
Inclusion
Stress
url http://www.sciencedirect.com/science/article/pii/S1878929324001439
work_keys_str_mv AT ellencroche caregiverchildneuralsynchronymagicmirageordevelopmentalmechanism
AT elizabethredcay caregiverchildneuralsynchronymagicmirageordevelopmentalmechanism
AT rachelrromeo caregiverchildneuralsynchronymagicmirageordevelopmentalmechanism