Muhammad Ali Khalidi is Presidential Professor of Philosophy at the Graduate Center, City University of New York. His book, Natural Categories and Human Kinds, was published by Cambridge in 2013.

'Cognitive Ontology works out a detailed metaphysics of psychological kinds and demonstrates its fruitfulness through a series of lucidly argued empirical studies. Few works can match its combined scope and insight. It promises to substantially broaden the terrain on which debates over cognitive ontology are staged.' Daniel Weiskopf, Georgia State University

• 1. Cognitive Kinds; 2. Concepts; 3. Innateness; 4. Domain Specificity; 5. Episodic Memory; 6. Language-Thought Processes; 7. Cognitive Heuristics and Biases (co-written with Joshua Mugg); 8. Body Dysmorphic Disorder (co-written with Amy MacKinnon); 9. Epilogue.

Muhammad Ali Khalidi is Presidential Professor of Philosophy at the Graduate Center, City University of New York. His book, Natural Categories and Human Kinds, was published by Cambridge in 2013.

'Cognitive Ontology works out a detailed metaphysics of psychological kinds and demonstrates its fruitfulness through a series of lucidly argued empirical studies. Few works can match its combined scope and insight. It promises to substantially broaden the terrain on which debates over cognitive ontology are staged.' Daniel Weiskopf, Georgia State University

• 1. Cognitive Kinds; 2. Concepts; 3. Innateness; 4. Domain Specificity; 5. Episodic Memory; 6. Language-Thought Processes; 7. Cognitive Heuristics and Biases (co-written with Joshua Mugg); 8. Body Dysmorphic Disorder (co-written with Amy MacKinnon); 9. Epilogue.

Muhammad Ali Khalidi is Presidential Professor of Philosophy at the Graduate Center, City University of New York. His book, Natural Categories and Human Kinds, was published by Cambridge in 2013.

'Cognitive Ontology works out a detailed metaphysics of psychological kinds and demonstrates its fruitfulness through a series of lucidly argued empirical studies. Few works can match its combined scope and insight. It promises to substantially broaden the terrain on which debates over cognitive ontology are staged.' Daniel Weiskopf, Georgia State University

• 1. Cognitive Kinds; 2. Concepts; 3. Innateness; 4. Domain Specificity; 5. Episodic Memory; 6. Language-Thought Processes; 7. Cognitive Heuristics and Biases (co-written with Joshua Mugg); 8. Body Dysmorphic Disorder (co-written with Amy MacKinnon); 9. Epilogue.