Jack Old Horn is an enrolled Crow Tribal Member. He has worked for the Federal Government for 32 years. He served four years as a National Park Service Ranger at the Little Big Horn Monument, two years as a temporary employee in the Bureau of Indian Affairs Land Services and 26 years as a Cartographer for the BIA in Crow Agency, MT. He has been using GIS since 1991. Retired from the BIA in 2014, Jack now works for the Crow Tribe in the Land Management Department as a GIS Specialist. He continues to use ArcGIS as the primary tool to assist the Land Management Department in tracking and managing Tribal Lands, Tribal Range Units, preparing land holding maps for individual tribal members, assisting the Tribal Roads Department with strip maps and plans development. Jack has also been called upon throughout his career for fire control efforts as a hand crew member, Crew Boss, Engine Slug, GISS, & Initial Attack Incident Commander. In addition, he served as a Division Supervisor at Hurricane Andrew, Hurricane Katrina, Hurricane Bonnie and the great Crow Flood of 2011. Also, he has been called on to prepare maps for Search and Rescue efforts, Hazmat incidents, weather events, general planning purposes, and preparing public safety maps for cultural events.