Knowledge plays an inarguably critical role in reading comprehension. When considering the science of reading, it is important to engage with varying theoretical frameworks and empirical research that inform our collective understanding regarding the intersection of knowledge and literacy in K-12 classrooms. Therefore, the purpose of this article…

Previous research has identified various factors that contribute to readers' comprehension of expository texts, including strategy expertise, language proficiency, prior knowledge, and more recently, readers' beliefs about knowledge. This study addresses the need to understand the relative contributions of these predictors to readers'…

Describes four experiments that examined the influence of an information units' category membership, normative importance, and goal-relatedness on its perceived importance. Results suggest that category membership and goal-relatedness did affect perceptions of importance.(HOD)

Examines the effect of prior knowledge activation on sixth-grade readers' comprehension of compatible and incompatible text. Results support the notion that prior knowledge may intefer with, rather than facilitate, reading comprehension under certain conditions. (HOD)

Reports on a study that examined the effects of prior knowledge and topic interest on the reading comprehension of seventh- and eighth-grade students. The results suggested that both prior knowledge and topic interest were autonomous factors in reading comprehension. (HOD)

Using sixth-grade students, a study examines (1) relationships between background knowledge and passage comprehension, (2) relative usefulness of certain variations in measuring available knowledge, (3) value of a background measure as applied to a teacher-directed small group prereading language and concept organizer activity, and (4) effect of a…