they studied 165 romanian orphans at 4, 6, 11 and 15 years old. all the children had spent their early life in institutions. 111 were adopted before the age of 2 years. the remaining 54 were adopted before the age of 4 years. they were assessed in relation to physical development, cognitive develop and social development. the romanian children were compared with a control group of 52 uk children who had been adopted before the age of 6 months