Evaluation- real world application
-improve conditions for children growing up outside family home.
-by studying Romanian orphanage it improves understanding of effects of early institutional care and how to prevent it.
-children's homes now avoid having large numbers of caregivers for each child- 1 or 2 key workers play central role in their emotional care.
-institutional care now seen as undesirable option- effort made for fostering.
-so children in care have chance to form a normal attachment.