"The most widely used psychoeducational battery, the WJ III is separated into two parts: Achievement and Cognitive Abilities, the latter of which tests memory, vocabulary, and other quantitative abilities. Now in a Second Edition, this is the only book to provide state-of-the-art administrative and interpretive guidelines to this portion of the WJ III battery. Thoroughly updated to reflect the expanded knowledge base of information, including the Diagnostic Supplement and the Normative Update, this book is a must-have for clinicians wanting to better understand the WJ III's Cognitive Ability tests"--