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Kohl, Frances L. – American Journal of Mental Deficiency, 1981
Symmetrical signs were acquired significantly faster than were asymmetrical signs, and touch signs were acquired significantly faster than were nontouch signs. Results of the acquisition of iconic v abstract signs were inconclusive. (Author)
Descriptors: Elementary Education, Exceptional Child Research, Manual Communication, Performance Factors

Coelho, Carl A. – Journal of Communication Disorders, 1990
This study of four moderately to severely aphasic subjects found that success in manual sign training programs is related to severity of aphasia, that aphasic subjects' propositional use of manual signs rarely follows simple acquisition, and that generalization to untrained stimuli or environments does not occur without additional training.…
Descriptors: Adults, Aphasia, Generalization, Language Acquisition
Johnson, Jeanne M.; Ruder, Kenneth F. – 1986
A study compared the performance of congenitally deaf signers (N=39) and hearing individuals (N=39) on a bilateral tachistoscopic task. Subjects were exposed to pretested linguistic and nonlinguistic stimuli during the task. Analysis of response time indicated that deaf subjects were slower to respond than were hearing subjects across all…
Descriptors: Adults, Brain Hemisphere Functions, Comparative Analysis, Deafness

Silverman, Franklin H.; Silverman, Ellen-Marie – Perceptual and Motor Skills, 1971
Descriptors: Anxiety, Behavior Patterns, Behavioral Science Research, Communication (Thought Transfer)

Lieberth, Ann K.; Gamble, Mary Ellen Bellile – Journal of Communication Disorders, 1991
This study evaluated the recognition and retention of transparent and nontransparent manual signs by 50 sign-naive hearing college freshmen. There was a significant decrease in the number of nontransparent signs retained as the period of time after training increased. Implications for sign language training with nonverbal hearing persons are…
Descriptors: College Freshmen, Communication Disorders, Higher Education, Maintenance