Joe Coleman is a member of Voices of Classic Soul, comprising the former lead singers of some of the most legendary vocal groups of all time, like ‘The Temptations’, ‘The Drifters’, and ‘Four Tops’. A Vietnam-era Air Force veteran, he served from 1968 to 1972 as an aircraft maintenance specialist and Senior Airman E-4. Doug spoke with him about his service during a tumultuous time and the role music plays in soothing the soul.