sentences:  It was this vacuum of 'no treatment for proved mental and emotional conditions' in which attachment therapy proponents grew.Beth Thomas's adopted mother Nancy Thomas has been a leading proponent of "attachment therapy" (originally known as "Rage reduction therapy"; hence the title) since the documentary was made, a highly controversial form of psychotherapy regarded by the American Medical Association as pseudoscientific and abusive.Beth Thomas, a former patient of the "Attachment therapist" Connell Watkins, would later - as a freshman - testify on Watkin's behalf in the Candace Newmaker trial, where Watkins was convicted of child abuse for administering "rebirthing" therapy which caused the asphyxiation of her "patient".