Dr. Ardy Sixkiller Clarke, a Professor Emeritus at Montana State University, has dedicated her life and career to working with indigenous populations. She has been adopted and given traditional names by three Northern Plains tribes including the Blackfeet (Woman with Great Knowledge), the Northern Cheyenne (Walks all Woman) and the Lakota Sioux (Woman who Helps People). The author of several children's books and the best-selling, Sisters in the Blood, she continues to work as a consultant to American Indian tribes and indigenous communities worldwide and is currently working on a second volume of work about the indigenous people of Mexico and the Star People.