Reading comprehension, defined as the active extraction and construction of meaning from all kinds of text, requires children to fluently decode and understand what they are reading. Basic processes underlying reading comprehension are complex and call on the oral language system and a conscious understanding of this system, i.e., metalinguistic…

This paper presents the development of reliable measures of fidelity that represent critical elements of the curriculum and its use in assessing teachers' delivering of the treatment curriculum and identifying the existence of program differentiation between the treatment and control conditions. In order to address several issues that arise when…