Preface. Acknowledgments. Introduction: Psychologism The Philosophical Shibboleth; D. Jacquette. Psychologism In Logic: Bacon To Bolzano; R. George. Between Leibniz And Mill: Kant's Logic And The Rhetoric Of Psychologism; C. Posy. Psychologism And Non-Classical Approaches In Traditional Logic; W. Stelzner. The Concept Of 'Psychologism' In Frege And Husserl; J.N. Mohanty. Psychologism And Sociologism In Early Twentieth Century German-Speaking Philosophy; M. Kusch. The Space Of Signs: C.S. Peirce's Critique Of Psychologism; V. Colapietro. Quinean Dreams Or, Prospects For A Scientific Epistemology; M. Bradie. Late Forms Of Psychologism And Antipsychologism; J. Margolis. Propositions And The Objects Of Thought; M. Jubien. The Concepts Of Truth And Knowledge In Psychologism; J.H. Dreher. Psychologism Revisited In Logic, Metaphysics, And Epistemology; D. Jacquette. Why There Is Nothing Rather Than Something: Quine On Behaviorism, Meaning, And Indeterminacy; P.A. Roth. Cognitive Illusions And The Welcome Psychologism Of Logicist Artificial Intelligence; S. Bringsjord, Yingrui Yang. Index.

This book presents a remarkable diversity of contemporary opinions on the prospects of addressing philosophical topics from a psychological perspective. It considers the history and philosophical merits of psychologism, and looks systematically at psychologism in phenomenology, cognitive science, epistemology, logic, philosophy of language, philosophical semantics, and artificial intelligence.