Gregg Eugene Harris (born November 23, 1952, in Dayton, OH) was a figure in the Christian homeschooling movement from 1981 through the mid-1990s and later served as a teaching elder at Gresham Household of Faith, which was an experiment in local church reform. According to the Home School Legal Defense Association, his work helped launch the Christian homeschooling movement in the United States, Canada, Australia and Mexico. Over 180,000 families attended his seminars. His book The Christian Home School was a Christian Booksellers Association best seller in March 1988. The list was published by the CBA and was on file in the offices of Noble Institute.Gregg's wife, Sono, died on July 4, 2010, after a short battle with cancer. Gregg and Sono's three younger children Sarah, Isaac, and James live in Gresham, Oregon. He was the director of the Noble Institute, a non-profit educational organization. As of 2017, Harris is the owner and proprietor of Roosevelt's Terrariums in Portland, Oregon.