If you think Ward Churchill is controversial in his academic setting, you should see how divisive a force he is in the Indian world. The University of Colorado professor, who has set off a firestorm with the publicizing of his 3-year-old essay rationalizing the Sept. 11 terrorist attacks, has been a lightning rod for years among those involved in American Indian arts, academics and activism. He simultaneously inspires great admiration and loathing. "He is horribly divisive, and he is a thug," said Suzan Shown Harjo, president of the Morningstar Institute in Washington, a national American Indian rights organization. "He's gone...