Like all the volumes in the new Essentials of Psychological Assessment series, this book is designed to help busy mental health practitioners quickly acquire the knowledge and skills they need to make optimal use of a major psychological assessment instrument. Each concise chapter features numerous callout boxes highlighting key concepts, bulleted points, and extensive illustrative material, as well as test questions that help you to gauge and reinforce your grasp of the information covered. The initial chapters of Essentials of WAIS-III Assessment provide step-by-step guidance on test administration, scoring, and interpretation. In the chapters following, the authors provide their expert assessment of the test's relative strengths and weaknesses, valuable advice on its clinical applications, exciting new research data on aging and IO, and several illuminating case reports.