In this thoughtful, incisively written book the author attempts to show that psychoanalytic theory has evolved from an emphasis on drive in the early Freudian theory to a central focus on interpersonal relations in current analytic work. Although he is overly simplistic and categorical in his assessment of the shifts in psychoanalysis as it has evolved, he is thoughtful in his careful documentation of his reasons for believing that a new "relational model" should supersede the original drive model. It was in an earlier book, Object Relations in Psychoanalytic Theory, that he and Greenberg first developed