Michael Pressley, PhD, was University Distinguished Professor, Director of the Doctoral Program in Teacher Education, and Director of the Literacy Achievement Research Center at Michigan State University until his death in 2006. An expert on effective elementary literacy instruction, he was the author or editor of more than 300 journal articles, chapters, and books. Dr. Pressley was the recipient of the 2004 E. L. Thorndike Award (from Division 15 of the American Psychological Association), the highest award given for career research accomplishment in educational psychology. Richard L. Allington, PhD, is Professor of Literacy Studies in the Department of Theory and Practice in Teacher Education at the University of Tennessee. He has published over 150 articles, chapters, and books, and has twice received the Albert J. Harris Award from the International Reading Association (IRA) for an outstanding contribution to the understanding of the prevention and assessment of reading disabilities. Dr. Allington has served as president of both the IRA and the Literacy Research Association. He is a member of the Reading Hall of Fame.