Table of Contents

Series Preface xi

Acknowledgments xiii

One Overview 1

Two How to Administer the WJ IV ACH 21

Three How to Score the WJ IV ACH 69

Four How to Interpret the WJ IV ACH 87

Five Use and Interpretation of the WJ IV Tests of Oral Language 159

Six Strengths and Weaknesses of the WJ IV ACH 204
John O. Willis and Ron Dumont

Seven Clinical Applications of the WJ IV ACH 217

Eight Illustrative Case Reports 245

Appendix A Fine Points of WJ IV ACH Administration and WJ IV OL Administration 299

Appendix B Frequently Asked Questions About the WJ IV ACH and the WJ IV OL 311

Appendix C Table for Converting z-Scores (z) to Percentile Ranks (PR) or Standard Scores (SS) 329

References 331

Annotated Bibliography 336

Index 339

About the Author

Nancy Mather, PhD, is a Professor at the University ofArizona in the Department of Disability and PsychoeducationalStudies. She specializes in the areas of assessment, reading,writing, and learning disabilities. She has served as a learningdisabilities teacher, a diagnostician, and an educationalconsultant. Barbara J. Wendling, MA, is the Education Director of theWoodcock-Munoz Foundation and the Director of the RichardWoodcock Institute. She is a co-author of the manuals for the WJIV(R) and the Woodcock Interpretation andInstructional Interventions Programs. She has served as a generaleducation teacher, a learning disabilities specialist, a productmanager for a test publishing company, and an educationalconsultant.