<abstract xmlns="http://www.w3.org/1999/xhtml"><p> Apart from their remarkable phonological skills young infants prior to their first birthday show ability to match the mouth articulation they see with the speech sounds they hear. They are able to detect the audiovisual conflict of speech and to selectively attend to articulating mouth depending on audiovisual congruency. Early audiovisual speech processing is an important aspect of language development, related not only to phonological knowledge, but also to language production during subsequent years. Th is article reviews recent experimental work delineating the complex developmental trajectory of audiovisual mismatch detection. Th e central issue is the role of age-related changes in visual scanning of audiovisual speech and the corresponding changes in neural signatures of audiovisual speech processing in the second half of the first year of life. Th is phenomenon is discussed in the context of recent theories of perceptual development and existing data on the neural organisation of the infant ‘social brain’.</p></abstract>

Apart from their remarkable phonological skills young infants prior to their first birthday show ability to match the mouth articulation they see with the speech sounds they hear. They are able to detect the audiovisual conflict of speech and to selectively attend to articulating mouth depending on audiovisual congruency. Early audiovisual speech processing is an important aspect of language development, related not only to phonological knowledge, but also to language production during subsequent years. Th is article reviews recent experimental work delineating the complex developmental trajectory of audiovisual mismatch detection. Th e central issue is the role of age-related changes in visual scanning of audiovisual speech and the corresponding changes in neural signatures of audiovisual speech processing in the second half of the first year of life. Th is phenomenon is discussed in the context of recent theories of perceptual development and existing data on the neural organisation of the infant ‘social brain’.

Developmental Trajectory of Audiovisual Speech Integration in Early Infancy. A Review of Studies Using the McGurk Paradigm

Neurocognitive Development Lab, Faculty of Psychology, University of Warsaw, Poland

Psychology of Language and Communication

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Apart from their remarkable phonological skills young infants prior to their first birthday show ability to match the mouth articulation they see with the...

Developmental Trajectory of Audiovisual Speech Integration in Early Infancy. A Review of Studies Using the McGurk Paradigm

Published Online: Oct 29, 2015

Page range: 77 - 100

DOI: https://doi.org/10.1515/plc-2015-0006

Keywords
infant, audiovisual speech perception, McGurk effect, eye-tracking, event-related potentials

© by Przemysław Tomalski

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Developmental Trajectory of Audiovisual Speech Integration in Early Infancy. A Review of Studies Using the McGurk Paradigm

Published Online: Oct 29, 2015

Page range: 77 - 100

DOI: https://doi.org/10.1515/plc-2015-0006

Keywordsinfant, audiovisual speech perception, McGurk effect, eye-tracking, event-related potentials

© by Przemysław Tomalski

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Keywords
infant, audiovisual speech perception, McGurk effect, eye-tracking, event-related potentials