Joy Adamson to a number of publishers before it was bought by Harvill Press, part of HarperCollins. Published in 1960, it became a bestseller, spending 13 weeks at the top of "The New York Times" Best Seller list and nearly a year on the chart overall. The success of the book was due to both the story of Elsa and the dozens of photographs of her. Readers had pictures of many of the events of Elsa's life leading up to her release. Subsequent books were also heavily illustrated. "Born Free" received largely favorable reviews from critics. Adamson worked closely with publishers to
George Adamson and devoted himself to raising lions who could not look after themselves and training them to survive in the wild. In 1970, he moved to the Kora National Reserve in northern Kenya to continue the rehabilitation of captive or orphaned big cats for eventual reintroduction into the wild. George and Joy separated in 1970, but continued to spend Christmas holidays together until she was murdered on 3 January 1980. On 20 August 1989, George Adamson was murdered near his camp in Kora National Park, by Somali bandits, when he went to the rescue of his assistant and a young European