Born Free: A New Adventure teach the lioness how to survive in the wild. In 1960, Joy Adamson published a book called "Born Free", based on her (and her husband, George Adamson) experience raising the lioness Elsa. The book was followed by two others, "Living Free" (1961) and "Forever Free" (1963). In 1966, the first book was adapted into a movie. The film was a commercial and critical success, leading to a 1969 documentary called "The Lions are Free" and then a sequel, released in 1972 and based on the third book, but using the name of the second book. In 1974, the NBC did
P. L. Travers the name Pamela Lyndon Travers and adopted the pen name P. L. Travers in 1933, while writing the first of eight "Mary Poppins" books. Travers travelled to New York City during World War II while working for the British Ministry of Information. At that time, Walt Disney contacted her about selling to Disney Studios the rights for a film adaptation of "Mary Poppins", whose sequel "Mary Poppins Comes Back" was also in print. After years of contact, which included visits to Travers at her home in London, Walt Disney did obtain the rights and the Disney film "Mary Poppins" premiered