Who were Shakespeare's 'Friend' and the 'Dark Lady'? Why did Donne risk his life and ruin his career for a seventeen-year-old girl? Why did Wordsworth's sister retire to her bed on his wedding day? Writing never takes place in a vacuum and much of the finest poetry in the English language has been inspired by particular people - patrons, spouses, lovers, friends, or just casual acquaintances. Whether relegated to an obscurity they do not deserve or...