Self-criticism is a personality trait that has been implicated in a wide range of psychopathologies and developmental arrests. Defined as the tendency to set unrealistically high standards for one's self and to adopt a punitive stance towards the self once these standards are not met, self-criticism is both active and cyclical. Self-critics actively create the social-interpersonal conditions that generate their distress, and their distress itself exacerbates self-criticism.

Erosion offers a comprehensive treatment of self-criticism based in philosophy, developmental science,...