Given that there is no universal way to measure implementation fidelity, instructional designers developing instructional innovations may find themselves faced with the challenge of determining the extent to which teachers' implementation of an instructional model is faithful. This article contends that a faithful implementation is one in…

Practices for improving adolescent literacy--which includes reading, writing, and speaking--are much discussed and debated among secondary school educators and researchers. At Discovery Middle School in Madison, Alabama, the debate has ended after teachers and administrators implemented several practices that elevated student achievement from…