CONTENTS Series Foreword ix Preface xi Acknowledgments xv Part I: Overview 1 1 What Is Assistive Technology? 3 2 Technology for Controlling the Environment 9 3 Technology for Sensory Deficits 27 4 Technology for Communication with Others 39 5 Input Technologies 63 6 Output Technologies 111 7 Technology for Cognitive Limits 131 8 Improving Performance 139 Part II: Controversies and Issues 147 9 Funding Issues 149
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