Intact automatic imitation of human and robot actions in autism spectrum disorders.

The existence of a specialized imitation module in humans is hotly debated. Studies suggesting a specific imitation impairment in individuals with autism spectrum disorders (ASD) support a modular view. However, the voluntary imitation tasks used in these studies (which require socio-cognitive abili...

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Main Authors: Bird, G, Leighton, J, Press, C, Heyes, C
Format: Journal article
Language:English
Published: 2007
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author Bird, G
Leighton, J
Press, C
Heyes, C
author_facet Bird, G
Leighton, J
Press, C
Heyes, C
author_sort Bird, G
collection OXFORD
description The existence of a specialized imitation module in humans is hotly debated. Studies suggesting a specific imitation impairment in individuals with autism spectrum disorders (ASD) support a modular view. However, the voluntary imitation tasks used in these studies (which require socio-cognitive abilities in addition to imitation for successful performance) cannot support claims of a specific impairment. Accordingly, an automatic imitation paradigm (a 'cleaner' measure of imitative ability) was used to assess the imitative ability of 16 adults with ASD and 16 non-autistic matched control participants. Participants performed a prespecified hand action in response to observed hand actions performed either by a human or a robotic hand. On compatible trials the stimulus and response actions matched, while on incompatible trials the two actions did not match. Replicating previous findings, the Control group showed an automatic imitation effect: responses on compatible trials were faster than those on incompatible trials. This effect was greater when responses were made to human than to robotic actions ('animacy bias'). The ASD group also showed an automatic imitation effect and a larger animacy bias than the Control group. We discuss these findings with reference to the literature on imitation in ASD and theories of imitation.
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spelling oxford-uuid:2f6d0c1e-8793-46b6-9b95-e6a21b3d0f432022-03-26T12:55:19ZIntact automatic imitation of human and robot actions in autism spectrum disorders.Journal articlehttp://purl.org/coar/resource_type/c_dcae04bcuuid:2f6d0c1e-8793-46b6-9b95-e6a21b3d0f43EnglishSymplectic Elements at Oxford2007Bird, GLeighton, JPress, CHeyes, CThe existence of a specialized imitation module in humans is hotly debated. Studies suggesting a specific imitation impairment in individuals with autism spectrum disorders (ASD) support a modular view. However, the voluntary imitation tasks used in these studies (which require socio-cognitive abilities in addition to imitation for successful performance) cannot support claims of a specific impairment. Accordingly, an automatic imitation paradigm (a 'cleaner' measure of imitative ability) was used to assess the imitative ability of 16 adults with ASD and 16 non-autistic matched control participants. Participants performed a prespecified hand action in response to observed hand actions performed either by a human or a robotic hand. On compatible trials the stimulus and response actions matched, while on incompatible trials the two actions did not match. Replicating previous findings, the Control group showed an automatic imitation effect: responses on compatible trials were faster than those on incompatible trials. This effect was greater when responses were made to human than to robotic actions ('animacy bias'). The ASD group also showed an automatic imitation effect and a larger animacy bias than the Control group. We discuss these findings with reference to the literature on imitation in ASD and theories of imitation.
spellingShingle Bird, G
Leighton, J
Press, C
Heyes, C
Intact automatic imitation of human and robot actions in autism spectrum disorders.
title Intact automatic imitation of human and robot actions in autism spectrum disorders.
title_full Intact automatic imitation of human and robot actions in autism spectrum disorders.
title_fullStr Intact automatic imitation of human and robot actions in autism spectrum disorders.
title_full_unstemmed Intact automatic imitation of human and robot actions in autism spectrum disorders.
title_short Intact automatic imitation of human and robot actions in autism spectrum disorders.
title_sort intact automatic imitation of human and robot actions in autism spectrum disorders
work_keys_str_mv AT birdg intactautomaticimitationofhumanandrobotactionsinautismspectrumdisorders
AT leightonj intactautomaticimitationofhumanandrobotactionsinautismspectrumdisorders
AT pressc intactautomaticimitationofhumanandrobotactionsinautismspectrumdisorders
AT heyesc intactautomaticimitationofhumanandrobotactionsinautismspectrumdisorders