birthday. Poet Wallace Stevens started poetry late in life after years as an insurance salesman and executive. Although he was first published at 38, his "canonical works" came out in his fifties. In philosophy Mary Midgley had her first book when she was 56. Edmond Hoyle wrote a booklet on whist in his late sixties. To avoid unauthorized copies he wrote the copyrighted A Short Treatise on the Game of Whist at age 70. The Indian writer and polymath Nirad C. Chaudhuri wrote his autobiography The Autobiography of an Unknown Indian at the age of 54. He wrote a sequel to it Thy Hand, Great Anarch! at the age of 90. He published his next work (and his final work) Three Horsemen of the New Apocalypse at the age of 100. See also Child prodigy Developmental psychology Child development Psychosocial development Puer Aeternus Neurodevelopmental disorder Pygmalion effect Theory of cognitive development "The Ugly Duckling" References Old age Metaphors