Sensory Evaluation Practices

Foreword vii Preface, First Edition ix Preface, Second Edition xi Preface, Third Edition xiii About the Authors xv Introduction to Sensory Evaluation 1(20) Introduction and Objective 1(6) Historical Background 7(4) Development of Sensory Evaluation 11(2) Defining Sensory Evaluation 13(3) A Physiological and Psychological Perspective 16(5) The Organization and Operation of a Sensory Evaluation Program 21(48) Introduction 21(3) Organizing a Sensory Evaluation Program 24(42) Conclusions 66(3) Measurement 69(30) Introduction 69(2) Components of Measurement: Scales 71(16) Selected Measurement Techniques 87(9) Conclusions 96(3) Test Strategy and the Design of Experiments 99(46) Introduction 99(2) Test Request and Objective 101(1) Product Criteria 102(2) Psychological Errors 104(7) Statistical Considerations 111(23) Experimental Design Considerations 134(3) Selected Product Designs 137(8) Discrimination Testing 145(56) Introduction 145(4) Methods 149(7) Components of Testing 156(39) Special Problems 195(4) Summary 199(2) Descriptive Analysis 201(46) Introduction 201(10) Test Methods 211(31) Applications for Descriptive Analysis 242(2) Conclusions 244(3) Affective Testing 247(32) Introduction 247(4) Methods 251(8) Subjects 259(3) Types of Acceptance Testing 262(10) Special Problems 272(5) Conclusions 277(2) Special Problems 279(58) Introduction 279(2) Instrument-Sensory Relationships 281(6) Experts and Expert Panels 287(3) Perceived Efficacy and Advertising Claims 290(5) Stability Testing 295(6) Product Development 301(11) Quality Control 312(13) Optimization 325(10) Conclusions 335(2) Epilogue 337(8) Introduction 337(2) Education and the Sensory Professional 339(4) The Future 343(2) References 345(20) Index 365