 This broader idea is represented as “ghosts in the nursery”, indicating the continued presence of earlier caregiving generations  Infant–parent psychotherapy was expanded by Alicia Lieberman and colleagues into child–parent psychotherapy, a manualized intervention for impoverished and traumatized families with children under the age of 5.In addition to the focus on the parents early relationships the intervention also addresses current life stresses and cultural values.CPP incorporates attachment theory by considering how attachment bonds are formed between child and caregiver.