How does Barney's knowledge of the past change his present in the novel, Fly Like an Eagle?

As Gloria Paulette and Dorothy Priscilla divulge the past, readers begin to see Barney and Ace embrace their newfound Indian heritage. Ace watches his father mature. He senses a new peace in Barney. Ace matures as he integrates into the new culture by the story's resolution. Ace feels as if he is a part of the "Nation of the Heart" and connects with his Indian spirit, as he dances and chants to the drums at the traditional corn dance.