Born and raised in England, Jo attended college in Cambridge. She came to the United States after marrying her USAF husband, Erwin, and completed her baccalaureate degree in English composition and vocal music at BHSU. Jo taught high school in Deadwood. She and her husband later moved to Sturgis where she taught American Literature. Her teaching experience also included teaching middle school in Spearfish and Sturgis. She completed her Masters degree in education at Chadron State College and an administrative degree at SDSU. She also studied at North Dakota State University, University of South Dakota, University of Wyoming and MacAlester College in St. Paul.

An avid reader and writer, Jo has written many successful grants in a variety of areas and won several awards for her Law-Related Education program in the Meade District and for the Alcohol and Drug Prevention program in that district. also. She is a charter member of the Northern Hills Reading Council, a former president of BHSU chapter of Phil Delta Kappa, and a past president of the School Adminstrators of South Dakota. She is a member of ASCD and served as president of the South Dakota ASCD for four years. Jo is a member of the International Reading Association and has presented at national, regional, and state conferences for the organization.

As a musician, she has presented a number of vocal recitals in the Black Hills area and was a member of the Dale Warland Singers, frequently heard on St. Paul Sunday Morning on PBS. Jo is a soloist for her church, where she is also a licensed preacher for the Episcopal Diocese of South Dakota.

In her community, she is a member of the Lions. She has served on the Chamber of Commerce local organization and received the outstanding member award. She was appointed to the committee that helped raise funding and plan for the new Sturgis Library to be opened this May, 2007. The Hartmanns still live in Sturgis with their cat, Tux.

Jo writes for and edits the Christ Church newsletter, South Dakota ASCD newsletter, and MAPLE Messages. She has presented workshops at schools throughout South Dakota and taught classes for BHSU and SDSU.

Her ambition is to be a successful grandma to her three grandchildren who live in Grand Junction, CO with their parents, David and Dara.