Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Videos

Laterality in visual speech perception

P M Smeele1, D W Massaro, M M Cohen

  • 1Department of Industrial Design Engineering, Delft University of Technology, The Netherlands.

Journal of Experimental Psychology. Human Perception and Performance
|August 26, 1998
PubMed
Summary
This summary is machine-generated.

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Perceiving affect from the voice and the face.

Psychonomic bulletin & review·2013
Same author

Letters are functional in word identification.

Memory & cognition·2013
Same author

Modeling face identification processing in children and adults.

Journal of experimental child psychology·2001
Same author

Bayes factor of model selection validates FLMP.

Psychonomic bulletin & review·2001
Same author

Illusory contours and spatial judgment.

Perception & psychophysics·2000
Same author

Tests of auditory-visual integration efficiency within the framework of the fuzzy logical model of perception.

The Journal of the Acoustical Society of America·2000
Same journal

Human thermal sensitivity drifts at extreme temperatures.

Journal of experimental psychology. Human perception and performance·2026
Same journal

Dynamic competition between selective attention and spatial prediction during visual search.

Journal of experimental psychology. Human perception and performance·2026
Same journal

Encapsulation of the visual perception of social events from semantic priming.

Journal of experimental psychology. Human perception and performance·2026
Same journal

Biasmapping: Idiosyncratic covert search in the vicinity of fixation.

Journal of experimental psychology. Human perception and performance·2026
Same journal

What are you still waiting for? Fricative recognition shows encapsulated processing and is partially predicted by secondary cue reliance.

Journal of experimental psychology. Human perception and performance·2026
Same journal

Eye movements reveal that drivers can predict the location of hazards in dynamic road scenes but gaze and awareness are dissociable.

Journal of experimental psychology. Human perception and performance·2026
See all related articles

This study investigated visual speech perception, finding a left-hemisphere advantage for processing dynamic facial movements. This suggests the brain processes visual speech based on motion, not just linguistic cues.

Area of Science:

  • Neuroscience
  • Cognitive Psychology
  • Visual Perception

Background:

  • Visual speech perception, or speechreading, involves interpreting facial movements to understand speech.
  • The brain's lateralization for language processing is well-established, but its role in visual speech perception is less clear.

Purpose of the Study:

  • To investigate the lateralization of visual speech perception.
  • To determine if the left hemisphere's advantage in visual speech perception relies on processing dynamic visual information or linguistic content.

Main Methods:

  • Experiments used a realistic computer-animated face to present silent consonant-vowel syllables.
  • Participants identified syllables presented at various visual field locations while performing a fixation task.
  • Nonlinguistic mouth movements were also tested to differentiate between dynamic visual processing and linguistic interpretation.
Keywords:
Non-programmatic

Related Experiment Videos

Main Results:

  • An eccentricity effect was observed, with performance varying based on stimulus location.
  • A significant left-hemisphere advantage (right visual field) was found for processing visual speech.
  • This advantage persisted even when the face produced nonlinguistic mouth movements.

Conclusions:

  • The left hemisphere shows an advantage in processing visual speech.
  • This advantage appears to stem from the processing of dynamic visual information, such as facial motion.
  • The findings suggest that the brain prioritizes motion-based cues over linguistic interpretation of facial movements in visual speech perception.