Edna Ferber was an American novelist, short story writer, and playwright. She wrote many novels, including Show Boat, Cimarron, and Giant. Her works often focused on the changing roles of women in society. Elsa Ferber was Edna's sister and a successful journalist and author. She wrote several books, including The Story of a Pioneer and The House of Dreams Come True. Both Edna and Elsa were influential writers who made significant contributions to literature.