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What''s Inside xix 1 What Is Interaction Design? 1
1.1 Introduction 1
1.2 Good and Poor Design 3
1.3 Switching to Digital 6
1.4 What to Design 8
1.5 What Is Interaction Design? 10
1.6 People-Centered Design 14
1.7 Understanding People 16
1.8 Accessibility and Inclusiveness 17
1.9 Usability and User Experience Goals 20 Further Reading 32 Interview with Harry Brignull 34 2 The Process of Interaction Design 37
2.1 Introduction 37
2.2 What Is Involved in Interaction Design? 38
2.3 Some Practical Issues 55 Further Reading 66 3 Conceptualizing Interaction 69
3.1 Introduction 69
3.2 Conceptualizing Interaction 72
3.3 Conceptual Models 75
3.4 Interface Metaphors 79
3.5 Interaction Types 81
3.6 Paradigms, Visions, Challenges, Theories, Models, and Frameworks 89 Further Reading 96 Interview with Albrecht Schmidt 97 4 Cognitive Aspects 101
4.1 Introduction 101
4.2 What Is Cognition? 102
4.3 Cognitive Frameworks 124 Further Reading 134 5 Social Interaction 135
5.1 Introduction 135
5.2 Being Social 136
5.3 Face-to-Face Conversations 141
5.4 Remote Collaboration and Communication 147
5.5 Co-Presence 159
5.6 Social Games 165 Further Reading 169 6 Emotional Interaction 171
6.1 Introduction 171
6.2 Emotions and Behavior 172
6.3 Expressive Interfaces: Aesthetic or Annoying? 180
6.4 Affective Computing and Emotional AI 184
6.5 Persuasive Technologies and Behavioral Change 189
6.6 Anthropomorphism 192 Further Reading 196 7 Interfaces 199
7.1 Introduction 199
7.2 Interface Types 200
7.3 Natural User Interfaces and Beyond 266
7.4 Which Interface? 267 Further Reading 269 Interview with Leah Buechley 271 8 Data Gathering 273
8.1 Introduction 273
8.2 Six Key Issues 274
8.3 Capturing Data 281
8.4 Interviews 284
8.5 Questionnaires 294
8.6 Observation 302
8.7 Putting the Techniques to Work 315 Further Reading 322 9 Data Analysis, Interpretation, and Presentation 325
9.1 Introduction 325
9.2 Quantitative and Qualitative 327
9.3 Basic Quantitative Analysis 330
9.4 Basic Qualitative Analysis 340
9.5 Analytical Frameworks 350
9.6 Tools to Support Data Analysis 362
9.7 Interpreting and Presenting the Findings 362 Further Reading 368 10 Data at Scale and Ethical Concerns 371
10.1 Introduction 371
10.2 Approaches for Collecting and Analyzing Data 373
10.3 Visualizing and Exploring Data 388
10.4 Ethical Design Concerns 398 Further Reading 405 11 Discovering Requirements 407
11.1 Introduction 407
11.2 What, How, and Why? 408
11.3 What Are Requirements? 409
11.4 Data Gathering for Requirements 418
115. Bringing Requirements to Life: Personas and Scenarios 426
11.6 Capturing Interaction with Use Cases 436 Further Reading 440 12 Design, Prototyping, and Construction 441
12.1 Introduction 441
12.2 Prototyping 443
12.3 Conceptual Design 456
12.4 Concrete Design 467
12.5 Generating Prototypes 470
12.6 Construction 480 Further Reading 486 Interview with Jon Froehlich 487 13 Interaction Design in Practice 491
13.1 Introduction 491
13.2 AgileUX 494
13.3 Design Patterns 504
13.4 Open Source Resources 510
13.5 Tools for Interaction Design 512 Further Reading 514 Interview with Luciana Zaina 515 14 Introducing Evaluation 519
14.1 Introduction 519
14.2 The Why, What, Where, and When of Evaluation 520
14.3 Types of Evaluation 524
14.4 Evaluation Case Studies 533
14.5 What Did We Learn from the Case Studies? 541
14.6 Other Issues to Consider When Doing Evaluation 543 Further Reading 547 15 Evaluation Studies: From Controlled to Natural Settings 549
15.1 Introduction 549
15.2 Usability Testing 550
15.3 Conducting Experiments 564
15.4 In- the- Wild Studies 567 Further Reading 576 Interview with danah boyd 577 16 Evaluation: Inspections, Analytics, and Models 583
16.1 Introduction 583
16.2 Inspections: Heuristic Evaluation and Walk-Throughs 584
16.3 Analytics and A/B Testing 601
16.4 Predictive Models 610 Further Reading 614 Epilogue 615 References 619 Index 675