1 Neglect: A Disorder of Spatial Attention 1 Anjan Chatterjee 2 Bálint’s Syndrome: A Disorder of Visual Cognition 27 Robert Rafal 3 Amnesia: A Disorder of Episodic Memory 41 Michael S. Mega 4 Semantic Dementia: A Disorder of Semantic Memory 67 John R. Hodges 5 Topographical Disorientation: A Disorder of Way-Finding Ability 89 Geoffrey K. Aguirre 6 Acquired Dyslexia: A Disorder of Reading 109 H. Branch Coslett 7 Acalculia: A Disorder of Numerical Cognition 129 Darren R. Gitelman 8 Transcortical Motor Aphasia: A Disorder of Language Production 165 Michael P. Alexander 9 Wernicke Aphasia: A Disorder of Central Language Processing 175 Jeffrey R. Binder 10 Apraxia: A Disorder of Motor Control 239 Scott Grafton 11 Lateral Prefrontal Syndrome: A Disorder of Executive Control 259 Robert T. Knight and Mark D’Esposito Contributors 281