The evolutionary logic of self-deception -- Deception in nature -- Neurophysiology and levels of imposed self-deception -- Self-deception in the family -- and the split self -- Deceit, self-deception, and sex -- The immunology of self-deception -- The psychology of self-deception -- Self-deception in everyday life -- Self-deception in aviation and space disasters -- False historical narratives -- Self-deception and war -- Religion and self-deception -- Self-deception and the structure of the social sciences -- Fighting self-deception in our own lives.