After World War II, she worked for the United Nations Relief and Rehabilitation Administration with refugees in Allied-occupied Germany. Among her tasks was reuniting with their biological families children who had been kidnapped by the Nazis to be raised as "Aryans". This could be a traumatic experience because the children did not always remember their original family, but when she accompanied a train-load of such children back to Poland she saw the delight of the original family members at the restoration of the children.