Inspiration and mother's death
After working at Amnesty International in London, Rowling and her then boyfriend decided to move to Manchester[27] where she worked at the Chamber of Commerce.[28] In 1990, while she was on a four-hour-delayed train trip from Manchester to London, the idea for a story of a young boy attending a school of wizardry "came fully formed" into her mind.[27][44][44]
When she had reached her Clapham Junction flat, she began to write immediately.[27][45] In December, Rowling's mother Anne died after ten years suffering from multiple sclerosis.[27] Rowling was writing Harry Potter at the time and had never told her mother about it.[20] Her death heavily affected Rowling's writing[20] and she introduced much more detail about Harry's loss in the first book, because she knew how it felt.[