Based on the widely used text, Making Content Comprehensible for English Learners: The SIOP Model, which includes all grade levels, this book is geared towards the specific needs of middle/secondary students and teachers.  The book opens with an introductory chapter that provides an overview of issues in the education of English learners. Each chapter that follows discusses one research-based component of the SIOP Model of instruction and give explicit guidance on how to implement the component in middle/secondary classrooms. Each chapter also includes vignettes of 3 teachers implementing the SIOP Model to varying degrees. Readers have the opportunity to analyze the instruction and rate the lessons. The authors provide their own analysis and discussion of each lesson as well.