Ana Maria Abreu, Postdoctoral fellow I.C.S. - U.C.P. Edifício da Biblioteca João Paulo II 5º. Palma de Cima, 1649-023 Lisboa, Portugal., Matteo Candidi
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Re: There is more to action words than verbs: The case of action nouns
anamariablom{at}gmail.com Ana Maria Abreu, et al.
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Bedny et al. (2008) propose that concepts are represented outside the
sensory-motor cortices and are organized in keeping with their grammatical
properties. The authors suggest that PLTC activity during action verb
judgments might reflect retrieval of event concepts and that sensory
features do not form the substrate of conceptual representation for word
comprehension. One of the main findings obtained in Bedny et al.’s study
to support the idea that there is no reactivation of the sensory motor
cortices, was the non-overlap of PLTC and visual motion regions. The
authors propose that the brain separately represents the grammatical class
of words (verbs and nouns), and that the PLTC is associated with the
representation of verbs. However, to say this, one should demonstrate that
the only feature of a word that modulates the activity of PLTC is its
grammatical class and not its meaning (i.e. content). We propose a
different choice of nouns to overcome this. Verbs and nouns are
differentiated by their semantic purpose. But if the amount of visual-
motion information is to be controlled and matched in these two distinct
grammatical types, one should concentrate on the content and not the
purpose. Thus, instead of comparing a verb such as “to run” with a noun
such as “the cat”, we suggest comparing verbs with their derivate
nouns. An example would be to compare “to run” (i.e. a high-motion verb)
with “runner” (i.e. a high-motion noun). Alternatively, “to think”, a
mental verb, should be paired with “thinker”, a derivate mental noun. Such
pairing would probably lead to the control of content (i.e. motion
quantity) allowing the controlled assessment of the surviving variable
(i.e. grammatical class).
The case presented by Bedny et al. (2008) charters new ground and
answers very pertinent questions concerning the different views on
grounding cognition. It sheds new light and provides new insights
concerning the way concepts are organized and retrieved. We hope that our
suggestion might contribute to the better understanding of this theme. |