Home › Authors › Elizabeth McNeill 👤 Elizabeth McNeill b. 1940 – d. 2011 · 7 books Biography Elizabeth McNeill was the pseudonym used by Austrian–American author, Ingeborg Day, to write the semi-autobiographical erotic novel Nine and a Half Weeks. Books by Elizabeth McNeill Ghost waltz 2014 9 1/2 Wochen 1999 9 1/2 Weeks 1990 9 semaines ¹ 1987 Nine 1/2 Weeks 1986 9 Semaines 1/2 1978 Nine & a Half Weeks 1ST Edition 1978