< P> Susan Miller, author of two foundational works on shame (< i> The Shame Experience< /i> [TAP, 1985/1993pbk]; < i> Shame in Context< /i> [TAP, 1996]), now turns to disgust, an intriguing emotion that has received little attention in the professional literature.& nbsp; For Miller, the psychological study of disgust revolves around boundary issues: We tend to feel disgusted about things (from bodily processes to decaying organic matter to ethnic attributes of "foreign" people) that lie on the border between our sense of self and nonself or between our sense...