This book brings together a selection of Colin McGinn's philosophical essays from the 1970s to the 1990s, whose unifying theme is the relation between the mind and the world. The essays range over a set of prominent topics in contemporary philosophy, including the analysis of knowledge, the a priori, necessity, possible worlds, realism, mental representation, appearance and reality, and color.About the Author: Colin McGinn is Professor of Philosophy at Rutgers, the State University of New Jersey. He was previously Wilde Reader in Mental Philosophy at the University of Oxford, and before that Reader in Philosophy at University College London.