This volume is to examine the phenomena of non-disclosure in its wide ranging forms, study its properties, and to deepen the capacity of a mental health professional --as well as all clinicians who provide mental health counseling -- to detect and engage it across a range of clinical settings. Unengaged, sustained DND represents an impasse that is destructive to a clinician’s capacity to both understand and treat a patient. Successfully engaged, on the other hand, DND offers a unique perspectiv…