Background: A growing body of literature has demonstrated the importance of discourse assessment in patients who suffered from brain injury, both in the left and right hemispheres, as discourse represents a key component of functional communication. However, little is known about the relationship between gray matter density and macrolinguistic…

School success in the 21st century requires proficiency with expository discourse--the use and understanding of informative language in spoken and written modalities. This occurs, for example, when high school students read their textbooks and listen to their teachers' lectures, and later are asked to demonstrate their knowledge of this complex…