The learning of a list of 20 Blissymbols and comparable American Sign Language signs by 121 nonhandicapped undergraduate psychology students was compared. Blissymbols were learned significantly faster than manual signs, particularly in early learning trials. Results are discussed in terms of the memory requirements of the two systems. (Author/JDD)

The effects of three types of tutoring treatments on the attitudes of learning-disabled and control students (n=124) in grades K-6 were compared. The tutoring programs, involving sign language and reading, produced beneficial effects on attitudes about peers, school, and learning, whereas control students did not experience comparable gains.…

Uses data from Toddler Sign Program, a nine-month program of bimodal input and assessment involving 25 handicapped and nonhandicapped toddlers (11 to 33 months old at program onset). Explores boundary conditions (most extreme conditions under which a phenomenon holds) of sign advantage phenomenon (where signs are learned earlier and more easily…

The gesture systems developed by 10 deaf children, each incapable of acquiring a conventional spoken language naturally and not exposed to a conventional manual language by their hearing parents, were compared and contrasted to both the speech and the gesture systems developed by three hearing children learning English. (Author/BE)