Who is Joseph Brant from The World Turned Upside Down: Indian Voices from Early America and what is their importance?

Joseph Brant was a Mohawk Indian who had been taught at Reverend Wheelock's school. He was instrumental in gaining Britain the support of the Mohawks during the American Revolution, being a member of both white and Indian cultures. He wrote "Indian vs. White Civilization" in 1789, an essay that extolled the virtues of Indian culture while questioning aspects of white culture.