He was an early advocate of the motor theory of speech perception.
2.
Massaro's approach conflicts with the motor theory of speech perception and Massaro has been a critic.
3.
Whalen studies the relationship between speech production and speech perception from the perspective of the motor theory of speech perception.
4.
Proponents of the motor theory of language evolution have primarily focused on the visual domain and communication through observation of movements.
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The motor theory is based upon the premise that speech sounds are encoded in the acoustic signal rather than enciphered in it.
6.
With his wife and Richard Garwin, he developed " motor theory ", or " M-theory ", published in 1954.
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The motor theory of speech perception explained how speech was special and why speech-sounds are perceived categorically : sensory perception is mediated by motor production.
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The motor theory of speech perception would predict that speech motor abilities in infants predict their speech perception abilities, but in actuality it is the other way around.
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The motor theory of speech perception faces the problem that the research linking speech perception to speech production is also consistent with the brain processing speech to imitate spoken words.
10.
However, it was most clearly outlined in what she considered her greatest work, " Movement and Mental Imagery : Outlines of a Motor Theory of the Complexer Mental Processes ".