“…Individuals with TBI commonly appear to have minimal or no language impairment on the basis of traditional aphasia test instruments, yet they demonstrate marked communication difficulties in everyday situations. These difficulties of functional conversation and social interaction are well documented (Bracy & Douglas, 2005;Coelho, Youse, & Le, 2002;Hartley & Jensen, 1991;Liles, Coelho, Duffy, & Zalagens, 1989;McDonald, 1993a;Mentis & Prutting, 1991;Snow, Douglas, & Ponsford, 1997Togher, Hand, & Code, 1997) and they have been variously described as ''subclinical aphasia'' (Sarno, 1980), ''nonaphasic language disturbances'' (Prigatano, Roueche, & Fordyce, 1985), ''cognitive-language disorder'' (Hagen, 1984), and ''cognitive-communicative impairment'' (ASHA, 1988(ASHA, , 1991. The term cognitive-communicative impairment acknowledges that communication difficulties subsequent to TBI reflect a disturbance of the cognitive processes that underpin conversational discourse and interactional ability.…”