This is a deceptively unassuming book, rare in our field, from an analyst who knows his material so well that he can present it in the clearest of terms. In his effort to elucidate a central tenet in the self-psychological literature, the vertical split, Arnold Goldberg demonstrates, once again, that he is one of our most effective teachers, putting the concept of the split into everyday terms, illustrating it with succinct clinical problems, and repeating his observations in a variety of contexts, so that, by the end of the book, we begin to think in vertical terms ourselves.

Being of Two Minds is not a collection of republished papers but a new entity, divided into