After graduation Jack served in the Air Force. He had planned to go to law school but changed his mind while in the service and went to medical school instead, earning a doctorate of pathology from the Medical University of South Carolina in Charleston. He spent most of his medical career as pathologist at Stanly Regional Medical Center in Albemarle, N.C.
Jack died Nov. 24, 2020, at Hospice of the Golden Isles in Brunswick, Ga. He is survived by his wife, Helen Burns Wallace; sons Jack and Bill; daughter Weesie; five grandchildren; and one great-grandchild.