Part II, The Four Senses of Self, Chapter 6, The Sense of a Subjective Self, I, Overview Summary and Analysis

The next self to develop is the subjective self. The infant finds that she has a mind and that others do as well. This realization usually occurs between the seventh and ninth month of life. Infants learn that they can share their subjective experiences with others and develop a working "theory" of other minds and how others will behave. Interpersonal action then transitions from overt actions to the internal subjective states behind those behaviors.

The subjective self opens a domain of intersubjective relatedness which builds on the emergent self. A new domain of intersubjective relatedness opens up as well. Core-relatedness establishes physical and sensory distinctions between self and other and the...