“Amazingly comprehensive . . . a gem of a resource for educators!”—Anne Roloff, Ph.D., president of Illinois ASCD

“The clear writing, commonsense approaches, and suggestions and charts will give any teacher—new or seasoned—confidence and motivation.”—Judith Roseberry, consultant, past president of California Association for the Gifted

“One of the most inspiring and practical books I’ve read in years . . . I was blown away by how useful all the chapters will be to our profession.”—Rick Wormeli, writer and teacher trainer, author of Fair Isn’t Always Equal, and Differentiation: From Planning to Practice

“Richard Cash brings the fast pace of the 21st century into a commonsense classroom capsule.”—Patricia Rebarchik, director of Curriculum and Instruction, Hastings Public Schools, Hastings, MN

“Cash’s approach to differentiation is refreshing, authentic, and practical. He takes a complex philosophy and brings it alive through his writing. . . . This publication should be in the hands of all teachers K–16.”—Jaime A. Castellano, Ed.D., principal and coordinator of gifted education at Ganado Intermediate School in Ganado, Arizona, and author of Special Populations in Gifted Education: Understanding Our Most Able Students From Diverse Backgrounds

“Dr. Cash takes differentiated instruction to a new level of urgency and pedagogical quality . . . This book is a breath of fresh air.“—Scott J. Peters, Ph.D., assistant professor, Department of Educational Foundations, University of Wisconsin–Whitewater

“An essential book for teachers in the current educational landscape.”—Felicia A. Dixon Ph.D., professor emerita of psychology, Department of Educational Psychology, Ball State University

“This book is just what the field of education has been waiting for. In the maze of understanding and implementing differentiation, Richard’s incisiveness, experience, and original concept truly advance the reader into the twenty-first century. Richard writes with a clarity that appeals to both the novice and the seasoned educator. I’ve yet to read a more comprehensive teacher guide. Advancing Differentiation just moved to the top of my recommended list!”—Jeff Danielian, teacher resource specialist, editor-in-chief of Teaching for High Potential, National Association for Gifted Children