Contents

Foreword

Preface

1 WHAT IS INTERACTION DESIGN?

1.1 Introduction

1.2 Good and poor design

1.3 What is interaction design?

1.4 The user experience

1.5 The process of interaction design

1.6 Interaction design and the user experience

Interview with Gitta Salomon

2 UNDERSTANDING AND CONCEPTUALIZING INTERACTION

2.1 Introduction

2.2 Understanding the problem space

2.3 Conceptualizing the design space

2.4 Theories, models, and frameworks

Interview with Terry Winograd

3 UNDERSTANDING USERS

3.1 Introduction

3.2 What is cognition?

3.3 Cognitive frameworks

4 DESIGNING FOR COLLABORATION AND COMMUNICATION

4.1 Introduction

4.2 Social mechanisms in communication and collaboration

4.3 Technology-mediated social phenomena

Interview with Abigail Sellen

5 AFFECTIVE ASPECTS

5.1 Introduction

5.2 What are affective aspects?

5.3 Expressive interfaces and positive emotions

5.4 Frustrating interfaces and negative emotions

5.5 Persuasive technologies

5.6 Anthropomorphism in interaction design

5.7 Interface agents, virtual pets, and interactive toys

5.8 Models of affective aspects

6 INTERFACES AND INTERACTIONS

6.1 Introduction

6.2 Paradigms

6.3 Interface types

6.4 Which interface?

7 DATA GATHERING

7.1 Introduction

7.2 Four key issues

7.3 Data recording

7.4 Interviews

7.5 Questionnaires

7.6 Observation

7.7 Choosing and combining techniques

Interview with Sara Bly

8 DATA ANALYSIS, INTERPRETATION, AND PRESENTATION

8.1 Introduction

8.2 Qualitative and quantitative

8.3 Simple quantitative analysis

8.4 Simple qualitative analysis

8.5 Tools to support data analysis

8.6 Using theoretical frameworks

8.7 Presenting the findings

9 THE PROCESS OF INTERACTION DESIGN

9.1 Introduction

9.2 What is involved in interaction design?

9.3 Some practical issues

9.4 Lifecycle models: showing how the activities are related

Interview with Gillian Crampton Smith

10 IDENTIFYING NEEDS AND ESTABLISHING REQUIREMENTS

10.1 Introduction

10.2 What, How, and Why?

10.3 What are requirements?

10.4 Data gathering for requirements

10.5 Data analysis, interpretation, and presentation

10.6 Task description

10.7 Task analysis

Interview with Suzanne Robertson

11 DESIGN, PROTOTYPING, AND CONSTRUCTION

11.1 Introduction

11.2 Prototyping and construction

11.3 Conceptual design: moving from requirements to first design

11.4 Physical design: getting concrete

11.5 Using scenarios in design

11.6 Using prototypes in design

11.7 Tool support

Interview with Karen Holtzblatt

12 INTRODUCING EVALUATION

12.1 Introduction

12.2 The why, what, where, and when of evaluation

12.3 Evaluation approaches and methods

12.4 Evaluation case studies

12.5 What did we learn from the case studies?

13 AN EVALUATION FRAMEWORK

13.1 Introduction

13.2 DECIDE: A framework to guide evaluation

14 USABILITY TESTING AND FIELD STUDIES

14.1 Introduction

14.2 Usability testing

14.3 Field studies

Interview with Ben Shneiderman

15 ANALYTICAL EVALUATION

15.1 Introduction

15.2 Inspections: heuristic evaluation

15.3 Inspections: walkthroughs

15.4 Predictive models

Interview with Jakob Nielsen

References

Credits

Index