This paper, discussing use of electrical stimulation by postlingually deafened adults to supplement speechreading, focuses on: information conveyed by vision, acoustic information needed to resolve visual confusions, basic psychophysical abilities of cochlear implant patients, auditory-alone and audiovisual perception by cochlear-implant patients,…

Research is reviewed on auditory-visual speech perception of hearing-impaired individuals. The review focuses on: the effects of competing noise, filtering, age, stimulus and noise, and hearing loss on perceptual behavior; bisensory communication evaluation procedures; and remediation of bisensory perceptual problems through consonant recognition…