Mary Ann Shaffer (née Fiery; December 13, 1934 – February 16, 2008)[1] was an American writer, editor, librarian, and a bookshop worker.
She is noted for her posthumously published work The Guernsey Literary and Potato Peel Pie Society,[2][3] which she wrote with her niece, Annie Barrows.
They were raised in nearby Romney, West Virginia, but moved back to Martinsburg and went to high school there.
She married Carl Richard Shaffer in 1956, and in 1958 they moved to California, where they raised two daughters, Morgan and Liz.
She also worked as an editor at Harper & Row, and as a bookseller at bookstores in Larkspur and Corte Madera.