Man in the world; man's way of being - existential dualism; the personal dimension - emotions and value judgements; Sartre and our identity as individuals; mind and body - rejection of Cartesian dualism; Sartre on the self and the other - rejection of Cartesian solipsism; human separateness and the possibility of communion - Marcel's rejection of Sartrean solipsism; Sartre - freedom as something to which man is condemned; self, self-knowledge and self-change.

A discussion of existentialist critiques of Cartesian epistemology, the scepticism to which it leads, its objectivist conception of the self, Cartesian dualism and solipsism and the deterministic conception of human life. By the author of "Morality and the Inner Life: A Study of Plato's 'Gorgias'".