Does Human Touch Facilitate Object Categorization in 6-to-9-Month-Old Infants?

Infants form object categories in the first months of life. By 3 months and throughout the first year, successful categorization varies as a function of the acoustic information presented in conjunction with category members. Here we ask whether tactile information, delivered in conjunction with cat...

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Main Authors: Girija Kadlaskar, Sandra Waxman, Amanda Seidl
Format: Article
Language:English
Published: MDPI AG 2020-12-01
Series:Brain Sciences
Subjects:
Online Access:https://www.mdpi.com/2076-3425/10/12/940
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author Girija Kadlaskar
Sandra Waxman
Amanda Seidl
author_facet Girija Kadlaskar
Sandra Waxman
Amanda Seidl
author_sort Girija Kadlaskar
collection DOAJ
description Infants form object categories in the first months of life. By 3 months and throughout the first year, successful categorization varies as a function of the acoustic information presented in conjunction with category members. Here we ask whether tactile information, delivered in conjunction with category members, also promotes categorization. Six- to 9-month-olds participated in an object categorization task in either a touch-cue or no-cue condition. For infants in the touch-cue condition, familiarization images were accompanied by precisely-timed light touches from their caregivers; infants in the no-cue condition saw the same images but received no touches. Only infants in the touch-cue condition formed categories. This provides the first evidence that touch may play a role in supporting infants’ object categorization.
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spelling doaj.art-1364a2c7fbc84ac8a1046d10bc442fe12023-12-03T12:08:04ZengMDPI AGBrain Sciences2076-34252020-12-01101294010.3390/brainsci10120940Does Human Touch Facilitate Object Categorization in 6-to-9-Month-Old Infants?Girija Kadlaskar0Sandra Waxman1Amanda Seidl2Department of Speech, Language, and Hearing Sciences, Purdue University, West Lafayette, IN 47906, USADepartment of Psychology, Northwestern University, Evanston, IL 60208, USADepartment of Speech, Language, and Hearing Sciences, Purdue University, West Lafayette, IN 47906, USAInfants form object categories in the first months of life. By 3 months and throughout the first year, successful categorization varies as a function of the acoustic information presented in conjunction with category members. Here we ask whether tactile information, delivered in conjunction with category members, also promotes categorization. Six- to 9-month-olds participated in an object categorization task in either a touch-cue or no-cue condition. For infants in the touch-cue condition, familiarization images were accompanied by precisely-timed light touches from their caregivers; infants in the no-cue condition saw the same images but received no touches. Only infants in the touch-cue condition formed categories. This provides the first evidence that touch may play a role in supporting infants’ object categorization.https://www.mdpi.com/2076-3425/10/12/940infantscategorizationtouchcommunicationnon-speech
spellingShingle Girija Kadlaskar
Sandra Waxman
Amanda Seidl
Does Human Touch Facilitate Object Categorization in 6-to-9-Month-Old Infants?
Brain Sciences
infants
categorization
touch
communication
non-speech
title Does Human Touch Facilitate Object Categorization in 6-to-9-Month-Old Infants?
title_full Does Human Touch Facilitate Object Categorization in 6-to-9-Month-Old Infants?
title_fullStr Does Human Touch Facilitate Object Categorization in 6-to-9-Month-Old Infants?
title_full_unstemmed Does Human Touch Facilitate Object Categorization in 6-to-9-Month-Old Infants?
title_short Does Human Touch Facilitate Object Categorization in 6-to-9-Month-Old Infants?
title_sort does human touch facilitate object categorization in 6 to 9 month old infants
topic infants
categorization
touch
communication
non-speech
url https://www.mdpi.com/2076-3425/10/12/940
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