Preface |
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ix | |
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1 An Intractable Challenge? |
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1 | (30) |
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1.1 The Scope of the Problem |
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1 | (6) |
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7 | (4) |
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1.3 Icons, Indexes, and Symbols |
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11 | (7) |
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1.4 The Sender-Receiver Framework |
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18 | (6) |
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1.5 Empirical Constraints and Language Evolution |
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24 | (7) |
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31 | (34) |
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2.1 The Great Ape Baseline |
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31 | (6) |
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37 | (11) |
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2.3 Gesture and Its Importance |
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48 | (7) |
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2.4 Early Hominins: The Cognitive Consequences of Bipedalism |
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55 | (10) |
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3 Let's Sign (and Speak) Erectine |
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65 | (30) |
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3.1 The First Hominin Success Story |
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65 | (12) |
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3.2 Toward Words: Structure |
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77 | (3) |
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3.3 Liberating Communication from the Here-and-Now |
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80 | (3) |
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3.4 Competence, Comprehension, and Flexibility |
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83 | (3) |
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3.5 A Cognitive-Cultural Engine for Expanding the Lexicon |
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86 | (4) |
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3.6 From erectus to heidelbergensis |
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90 | (5) |
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95 | (22) |
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4.1 Gesture and Structure |
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95 | (2) |
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97 | (9) |
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98 | (3) |
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101 | (5) |
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4.3 The First Composite Signs |
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106 | (4) |
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110 | (7) |
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117 | (38) |
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5.1 The Shape of the Problem |
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117 | (4) |
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121 | (5) |
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121 | (4) |
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125 | (1) |
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5.3 The Easy Problem of Syntax |
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126 | (3) |
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5.4 Hierarchical Structure: The View from Linguistics |
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129 | (7) |
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5.5 Hierarchical Structure: The View from Neuroscience |
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136 | (5) |
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5.6 A Crash Course on Early and Middle Pleistocene Technological Evolution |
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141 | (7) |
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5.7 The Evolution of Human Hierarchical Cognition |
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148 | (7) |
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6 The Firelight Niche: From Sign to Speech |
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155 | (26) |
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6.1 A Gesture-Speech Transition |
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155 | (3) |
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6.2 The Anatomy of Speech |
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158 | (2) |
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6.3 Fire, Cooking, and Freeing the Mouth |
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160 | (3) |
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163 | (3) |
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166 | (7) |
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173 | (8) |
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7 From Protolanguage to Language |
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181 | (32) |
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7.1 The Changing Face of Cooperation |
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181 | (3) |
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7.2 The Social Costs of New Ways of Cooperating |
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184 | (8) |
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7.2.1 The Division of Labor |
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184 | (3) |
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187 | (3) |
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7.2.3 Cooperation across Bands |
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190 | (2) |
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192 | (9) |
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192 | (3) |
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195 | (3) |
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198 | (3) |
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7.4 Why Were Late Humans So Cooperative? |
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201 | (12) |
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7.4.1 Intrinsic Cognitive Differences |
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201 | (3) |
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7.4.2 Reduced Reactive Aggression |
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204 | (4) |
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7.4.3 Environmental Stress |
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208 | (5) |
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213 | (10) |
Glossary |
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223 | (6) |
Notes |
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229 | (10) |
References |
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239 | (26) |
Index |
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265 | |