His notoriety led to stints in radio and TV as talk - show host .
Leaving full - time journalism in 1968 , Greene went on to become a prolific author of books , notably on Texas lore and history .
Greene 's notoriety led to stints in radio and TV as talk - show host .
Leaving full - time journalism in 1968 , Greene went on to become a prolific author of books , notably on Texas lore and history .