The Collaborative Language and Literacy Instruction Project (CLLIP) is a model of professional development designed to help teachers incorporate research-based practices of literacy instruction, support mastery, and sustained use of these practices through coaching, and serve as a foundation for whole-school reform efforts. We describe the model,…

Describes an intervention in which an elementary principal taught math to a group of four underachieving third-grade students in the classroom. Discusses the principal's influence on the entire class, as well as on the low achievers. The target students' achievement improved negligibly, but their behavior and work habits improved noticeably, and…

Describes the evolution and testing of an inservice special education teacher training project in which teachers engaged in collaborative strategy instruction with small groups of severely reading-delayed adolescents. An analysis of videotaped pre- and posttest reading sessions showed significant gains in many dimensions related to fostering…