P. L. Travers (1899-1996) was a drama critic, travel essayist, reviewer, lecturer, and author of the Mary Poppins books. She wrote several other books for adults and children, but it is for the character of Mary Poppins that she is best remembered. Rosalyn Landor has won eight AudioFile Earphones Awards and been a finalist for the Audie Award. She has worked as an actor since the age of seven, both in Europe and the United States. Her extensive list of credits includes leading roles in film, theater, and audio productions, as well as in various miniseries on all the major television networks and in such productions as Masterpiece Theatre's Sherlock Holmes and Rumpole of the Bailey.