When hearing speakers address a mixed audience of hearing and deaf participants,[1] they have a choice of three methods by which to convey the information in their presentation. They may choose to use English and provide an English-to-ASL interpreter, use ASL and provide an ASL-to-English interpreter, or use simultaneous communication (SimCom).…

This study examines the receptive skills of severely deaf subjects employing either oral or total modes of communication in the comprehension of a wide range of syntactical and semantic structures. For almost all types of structures investigated, the total system was found to be the more effective method of communication. (Author/SJL)

Deaf children (N=52) were administered a videotaped presentation of a vocabulary test under one of five conditions: Total Communication (TC) with audio; TC without audio; Manual Communication (MC) with no mouth movement; Oral Communication (OC) with audio; and OC without audio. Modes using MC or TC yielded performances significantly superior to OC…

Down Syndrome children exhibit language delays, particularly in expressive abilities, more severe than would be anticipated from their cognitive level alone. This research project sought to develop a procedure for introducing total communication into the home environment of prelinguistic Down Syndrome infants and for comparing the relative…