After his parents separated, John moved with his mother to Philadelphia, where he graduated from Overbrook High School.
One of his innovations was a weekly supplement, Dawn magazine, which attracted advertising and addressed issues of interest to middle-class readers.
The business still published a national edition and local versions in several East Coast and Southern cities.
He was survived by his wife Camay Calloway Murphy; and two children, Sharon V. Moore and Daniel H.
She is the daughter of Cab Calloway, the noted jazz musician raised in Baltimore, who was associated as having one of the house bands at the Cotton Club in Harlem, New York.