Robert M. Utley is the award-winning author of more than twenty books on western American history, including Sitting Bull and Lone Star Lawmen. He made his career in the National Park Service, rising to the position of chief historian and assistant director of the service. He lives in Scottsdale, Arizona.
Wilcomb E. Washburn is Director of the American studies program at the Smithsonian Institution. He is the author of The Indian and the White Man, The Indian in America, and The Assault on Indian Tribalism as well as volume editor of the Handbook of North American Indians, vol. 4, History of Indian-White Relations.