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What''s Inside ix 1 WHAT IS INTERACTION DESIGN? 1
1.1 Introduction 1
1.2 Good and Poor Design 2
1.3 What Is Interaction Design? 8
1.4 The User Experience 12
1.5 The Process of Interaction Design 15
1.6 Interaction Design and the User Experience 19 Interview with Harry Brignull 34 2 UNDERSTANDING AND CONCEPTUALIZING INTERACTION 36
2.1 Introduction 36
2.2 Understanding the Problem Space and Conceptualizing Interaction 37
2.3 Conceptual Models 41
2.4 Interface Metaphors 45
2.5 Interaction Types 47
2.6 Paradigms, Visions, Theories, Models, and Frameworks 54 Interview with Kees Dorst 62 3 COGNITIVE ASPECTS 65
3.1 Introduction 65
3.2 What Is Cognition? 66
3.3 Cognitive Frameworks 85 4 SOCIAL INTERACTION 100
4.1 Introduction 100
4.2 Being Social 101
4.3 Face-to-Face Conversations 102
4.4 Remote Conversations 106
4.5 Telepresence 111
4.6 Co-presence 118 5 EMOTIONAL INTERACTION 131
5.1 Introduction 131
5.2 Emotions and the User Experience 132
5.3 Expressive Interfaces 138
5.4 Annoying Interfaces 140
5.5 Detecting Emotions and Emotional Technology 143
5.6 Persuasive Technologies and Behavioral Change 146
5.7 Anthropomorphism and Zoomorphism 152 6 INTERFACES 158
6.1 Introduction 158
6.2 Interface Types 159
6.3 Natural User Interfaces and Beyond 219
6.4 Which Interface? 221 Interview with Leah Beuchley 224 7 DATA GATHERING 226
7.1 Introduction 226
7.2 Five Key Issues 227
7.3 Data Recording 231
7.4 Interviews 233
7.5 Questionnaires 244
7.6 Observation 252
7.7 Choosing and Combining Techniques 269 8 DATA ANALYSIS, INTERPRETATION, AND PRESENTATION 275
8.1 Introduction 275
8.2 Qualitative and Quantitative 276
8.3 Simple Quantitative Analysis 279
8.4 Simple Qualitative Analysis 291
8.5 Tools to Support Data Analysis 300
8.6 Using Theoretical Frameworks 303
8.7 Presenting the Findings 314 9 THE PROCESS OF INTERACTION DESIGN 319
9.1 Introduction 319
9.2 What Is Involved in Interaction Design? 320
9.3 Some Practical Issues 333 Interview with Ellen Gottesdiener 346 10 ESTABLISHING REQUIREMENTS 350
10.1 Introduction 350
10.2 What, How, and Why? 351
10.3 What Are Requirements? 353
10.4 Data Gathering for Requirements 361
10.5 Data Analysis, Interpretation, and Presentation 368
10.6 Task Description 370
10.7 Task Analysis 380 11 DESIGN, PROTOTYPING, AND CONSTRUCTION 385
11.1 Introduction 385
11.2 Prototyping 386
11.3 Conceptual Design 397
11.4 Concrete Design 406
11.5 Using Scenarios 409
11.6 Generating Prototypes 409
11.7 Construction 420 Interview with the late Gary Marsden 429 12 INTERACTION DESIGN IN PRACTICE 432
12.1 Introduction 432
12.2 AgileUX 433
12.3 Design Patterns 443
12.4 Open Source Resources 447
12.5 Tools for Interaction Design 448 13 INTRODUCING EVALUATION 452
13.1 Introduction 452
13.2 The Why, What, Where, and When of Evaluation 453
13.3 Types of Evaluation 456
13.4 Evaluation Case Studies 462
13.5 What Did We Learn from the Case Studies? 467
13.6 Other Issues to Consider when Doing Evaluation 469 14 EVALUATION STUDIES: FROM CONTROLLED TO NATURAL SETTINGS 474
14.1 Introduction 474
14.2 Usability Testing 474
14.3 Conducting Experiments 484
14.4 Field Studies 488 Interview with danah boyd 498 15 EVALUATION: INSPECTIONS, ANALYTICS, AND MODELS 500
15.1 Introduction 500
15.2 Inspections: Heuristic Evaluation and Walkthroughs 500
15.3 Analytics 514
15.4 Predictive Models 518 References 523 Index 553