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Sign language linguistics and cognitive research reveal a complex view beyond simplistic notions. Neuroscience should adopt a similar approach to understand sign language perception in the brain.

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Area of Science:

  • Linguistics
  • Cognitive Science
  • Neuroscience
  • Deaf Studies

Background:

  • Contrasting views exist: sign languages are "just gestures" or "just like spoken languages."
  • Sign linguistics and developmental research in cognition present a more nuanced perspective.
  • Existing research on sign language perception has not fully integrated neuroscience findings.

Purpose of the Study:

  • To propose that neuroscience research adopt a complex approach to studying sign languages.
  • To highlight the need for integrating cognitive and linguistic insights with neuroscientific investigation.
  • To offer examples from research on the neural basis of sign language perception.

Main Methods:

  • Review of sign linguistics and developmental cognition research (Goldin-Meadow & Brentari).
  • Proposal for integrating neuroscience methodologies.
  • Examination of existing neuroscience studies on sign language perception.

Main Results:

  • Sign language linguistics and cognitive research indicate a complex, multifaceted nature of sign languages.
  • Neuroscience research can provide deeper insights into the brain mechanisms underlying sign language processing.
  • Examples illustrate how neuroscience can inform our understanding of sign language perception.

Conclusions:

  • A complex view of sign languages, supported by linguistics and cognitive research, should guide neuroscience.
  • Neuroscience is crucial for a comprehensive understanding of the brain's processing of sign languages.
  • Further research integrating these fields will advance knowledge of sign language perception and cognition.