Wallerstein, R. S. (2009). Review of Polarities of experience: Relatedness and self-definition in personality development, psychopathology, and the therapeutic process and Relatedness, self-definition and mental representation: Essays in honor of Sidney J. Blatt [Review of the books Polarities of experience: Relatedness and self-Definition in personality development, psychopathology, and the therapeutic process, & Relatedness, self-Definition and mental representation: Essays in honor of sidney j. Blatt, by S. J. Blatt, J. S. Auerbach, K. N. Levy & C. E. Schaffer, Eds.]. Psychotherapy: Theory, Research, Practice, Training, 46(1), 139–144. https://doi.org/10.1037/a0015154