An account of the nature of belief, and justified and unjustified belief. The account is beliefs are justified as the products of cognitive functions established by natural selection. The issue of "realism", of the relation between explanation and the real world is also discussed.
William G. Lycan is an American philosopher and professor emeritus at University of North Carolina at Chapel Hill, where he was formerly the William Rand Kenan, Jr. Distinguished Professor. Since 2011, Lycan is also distinguished visiting professor of philosophy at the University of Connecticut, where he continues to research, teach, and advise graduate students.