“…A follow-up study of the "Children First" program in Illinois found that it was most helpful for high-conflict families as their frequency of relitigation over a six-year period was lower than the control group, but the authors opined that the relitigation rates may not be the best way to assess the effectiveness of that program, or any other. 60 In a multisite study involving parent education programs in Phoenix, Arizona; Camden, New Jersey; statewide in Connecticut; Tulsa, Oklahoma; and Grand Rapids, Michigan, the authors found, in part, the following, which they contend justifies the continued provision of parent education services:…”