This book is a cutting-edge, provocative discussion of the coming transformation in education. A revolution is taking place in classrooms today, based on the cross-fertilization of three major instructional innovations, the "three sisters: " differentiated instruction, RTI, and technology. Each of these has, or soon will, impact classrooms drastically, but the "whole is greater than the sum of the parts: " that is, the whole impact of these three is many times as influential as the impact of any one of these factors individually. Because of the increasing emphasis on differentiation, RTI, and...