Nancy Mather, Ph.D., is a Professor at the University of Arizona in the department of Special Education, Rehabilitation, and School Psychology. She specializes in the areas of assessment, reading, writing, and learning disabilities. She has served as a learning disabilities teacher, a diagnostician, a university professor, and an educational consultant. She has published numerous articles and conducts workshops on assessment and instruction nationwide. Dr. Mather is a co-author on the Woodcock-Johnson III and has co-authored two books on interpretation and application of the WJ III: Woodcock-Johnson III: Reports, recommendations, and strategies (Mather & Jaffe, 2002) and Essentials of WJ III Tests of Achievement Assessment (Mather, Wendling, & Woodcock, 2001). In addition, she has recently co-authored the books: Learning disabilities and challenging behaviors: A guide to intervention and classroom management (Mather & Goldstein, 2001) and Essentials of Assessment Report Writing (Lichtenberger, Mather, Kaufman, & Kaufman, 2004).