During early development, every human being is exposed to the relative impact of relational trauma – disconfirmation of aspects of oneself as having legitimate existence in the world of others – in shaping both the capacity for spontaneous human relatedness and the relative vulnerability to 'adult-onset trauma.' To one degree or another, a wave of dysregulated affect – a dissociated 'tsunami' – hits the immature mind, and if left relationally unprocessed leaves a fearful shadow that weakens future ability to regulate affect in an interpersonal context and reduces the capacity to trust, sometimes even experience, authentic human discourse. In his fascinating third book, Philip Bromberg deepens his inquiry into the nature of what is therapeutic about the therapeutic relationship: its capacity to move the psychoanalytic process along a path that, bit by bit, shrinks a patient's vulnerability to the pursuing shadow of affective destabilization while simultaneously increasing