Any communication disorder has significant negative effects on the lives of people with the condition. Research shows, however, that acquired aphasia has a more devastating impact on individuals with the condition and their families than any other condition, including cancer and Alzheimer’s disease. Aphasia is a disorder in the use of language expression and comprehension and reading and writing, most commonly caused by stroke. It is well known that many people with aphasia from stroke recover, and many can recover significantly. Operational definitions, such as a change in a total score on a psychometric battery, have been widely used, even in contemporary research, but do not explain much about the cognitive and neurological processes underlying recovery. However, contemporary research is providing a deeper understanding of ...