Baum was an American author of more than 70 children’s books who is best known for penning The Wonderful Wizard of Oz. He moved from New York to South Dakota in 1888. When his newspaper there failed, he moved to Illinois and found work as a journalist. His first children’s book, Mother Goose in Prose (1897), was followed by Father Goose: His Book, an immediate bestseller. In 2006, Baum’s descendants apologized for editorials in which he called for the extermination of whom? Discuss