Usability Engineering

Table

of

Contents

Preface

ix

Audience ix

Teaching Usability Engineering xi

Acknowledgments

xiii

Chapter

1

Executive

Summary 1

1.1 Cost Savings 2

1.2 Usability Now! 8

1.3 Usability Slogans 10

1.4 Discount Usability Engineering 17

1.5 Recipe For Action 21

Chapter

2

What

Is

Usability?

23

2.1

Usability and Other

Considerations

24

2.2

Definition of Usability 26

2.3

Example:

Measuring

the Usability

of

Icons 37

2.4

Usability Trade-Offs 41

2.5

Categories of Users and

Individual

User Differences 43

ν

Usability

Engineering

C

h

a

pt

e

r

3

Generations

of ...