DECATUR -- Mack B. Davis, 84 , passed away Sept. 7, 2017 at Decatur Memorial Hospital. Mack was born May 25, 1933 at home, the son of Fred and Alta Davis, near Windsor,IL. He graduated from Windsor High School. Mack worked as a semi-tractor driver in his early career. He later worked for PPG in Mt. Zion and then transferred to Marshall, MN. Mack retired from PPG while working for PPG at the Kokomo, IN plant. He resided in Sharpsville IN until the last two years when he moved back to Illlinois and resided at Mason Point, at Sullivan, IL. Mack leaves behind Son Grant (Jody) of Bethany, son Jack (Jenny) of Bloomington, daughter Lynn Girard of Cotttonwood,MN, stepson Scott (Lynnette) Davis of Council Bluffs, IA, 12 grandchildren, 32 great-grandchildren and his companion Annabelle Johns. There will be no funeral or visitation as he chose to donate his body for scientific research. Friends and family will notified of meeting for a celebration of life at a later date.