C.M. Wendelboe is the author of the Spirit Road Mysteries series. Wendelboe entered the law enforcement profession when he was discharged from the Marines as the Vietnam War was winding down. In the 1970s he worked in South Dakota towns bordering three Indian reservations. He revisits the Pine Ridge Reservation for research and recreation and has developed an awareness of Lakota people's culture, spirituality and perspectives on historical and contemporary issues that is reflected in the themes of his Spirit Road Mysteries.