From several thousand letters, written over fifty years - from 1928, when she was seventeen, to the day of her death, in Boston in 1979 - Robert Giroux has selected over five hundred and has written a detailed and informative introduction. One Art takes us behind Bishop's formal sophistication and reserve, displaying to the full the gift for friendship, the striving for perfection, and the passionate, questing, rigorous spirit that made her a great poet.