| Preface | xi |
| 1: The Psychopathology of Everyday Things | 1 |
| 2: The Psychology of Everyday Actions | 34 |
| 3: Knowledge in the Head and in the World | 54 |
| 4: Knowing What to Do | 81 |
| 5: To Err is Human | 105 |
| 6: The Design Challenge | 141 |
| 7: User-Centered Design | 187 |
| Notes | 219 |
| Suggested Readings | 237 |
| References | 241 |
| Index | 249 |