My client who has only three alter personalities besides the ANP was unaware of her multiplicity until she encountered a work-related trauma at age sixty. She became symptomatic as the hidden parts emerged to deal with the recent trauma.
Alison Miller, Healing the Unimaginable: Treating Ritual Abuse and Mind Control
apparently-normal-part, apparently-normal-personality, dissociative, dissociative-disorder, dissociative-identity-disorder, dissociative-states, mental-disorder, mental-illness, multiplicity, trraumatic-experience