A 40-year-old man with avoidant personality disorder has a lifelong pattern of avoiding close relationships, believing he is fundamentally defective and that others will reject him once they truly know him. Standard CBT produced only partial improvement. His therapist conceptualizes his difficulties as originating from chronic emotional neglect in childhood that produced enduring, self-defeating cognitive-affective patterns. The therapist uses limited reparenting, imagery rescripting, and schema mode work. Which therapeutic approach and core construct best fit this formulation?