Vine Deloria Jr. (Standing Rock Sioux) was the author of more than twenty books, including "Custer Died for Your Sins," "Behind the Trail of Broken Treaties," and "God Is Red." Suzan Shown Harjo (Cheyenne & Muscogee) is a poet, lecturer, curator, columnist for "Indian Country Today," policy advocate, and president of the Morning Star Institute, a national Indian rights organization.