Luther Standing Bear (Óta Kté or "Plenty Kill," also known as Matȟó Nážiŋ or "Standing Bear") was a Sicangu and Oglala Lakota chief notable in American history as a Native American author, educator, philosopher, and actor of the twentieth century. Standing Bear fought to preserve Lakota heritage and sovereignty and was at the forefront of a Progressive movement to change government policy toward Native Americans. - from Wikipedia
