“His compatriots were hard-drinking, hard-living, often uneducated men who were brilliant musicians. John Lee Hooker, who lived in Detroit, was so profoundly illiterate that he could barely write his own name. “It looked like a little kid’s writing,” Guy says.

Still, for most of his days, the world’s greatest living guitarist made the better part of his money driving a tow truck. The family’s economics were so basic, and his shy demeanor so reserved, that his children and their friends had no real idea of what he did for a living. They just knew he was some sort of musician who was a pretty fair hand with the guitar at a block party”.