T.J. Mills is the author of Joy Marie's books as well as her aunt! They share a sister-like relationship and use each other's creativity for inspiration. T.J. and her husband John have an eight-year old daughter named Hillary.
After majoring in art at Central Missouri State University, Joy Marie began teaching. In 1994, she started the Joy Marie Company and expanded into licensing in 1998 where her work appears on products including framed prints, journals, greeting cards, and more.