Diana, Princess of WalesDiana Frances Spencer, Princess of Wales, died on August 31st, aged 36 IT WAS easy to get caught up in the cult of Diana, which became as strong for the Princess of Wales as it was for her mythological Roman namesake. When she was married in 1981 The Economist itself gushed, “God save the next queen.” Now the cult is immeasurably greater than it was 16 years ago. Books awai