Anyone having a terrible day well if you are I feel you... I just got yelled at for thirty minutes straight because I'm too fat

Everyone remember you are special
Remember you are great
you have a place in this world
and most of all pretty is on the inside

“an abused child's thoughts occasionally drift to other, less anxiety-arousing topics; this anxiety reduction thus serves to strengthen 'other' thoughts, while weakening the thoughts about abuse.” a psychologist with which theoretical background would be most likely to offer this quotation as an explanation for the development of dissociative disorders?