States that educators have argued for a kind of teaching that helps students to comprehend complex ideas. Considers that this kind of teaching might be important to low-income, cultural-minority students learning a second language, many of whom are at risk for underachievement in school. Proposes that "instructional conversations" might…

Concludes that differences exist in the classroom behavior of some deaf and some hearing teachers and that what defines the successful teacher is task persistence and clarity. (FL)

Suggests that differential performances of students in schools may be attributable to teachers' altered communication and teaching strategies in response to perceived student abilities. Investigates the nature of such adaptations, finding that lesson structure changed in low-ranked classes, diminishing students' possibility of attaining the stated…