Born Free is a 1966 motion picture base upon the true-life 1960 international bestselling book written by Joy Adamson about herself, her game warden husband, George Adamson, and Elsa, the orphaned cub lioness they raised while living in Kenya, East Africa. George Adamson served as Chief Technical Advisor on the film, and he discusses his involvement in the film in his first autobiography book, in UK titled Bwana Game 1968 and the USA titled A Lifetime with Lions 1968. The screenplay was written by blacklisted Hollywood writer Lester Cole using the pseudonym "Gerald L.C. Copley".