Since he was nineteen, Mack McCormick has pursued the answers to two questions. He is now forty-seven, and although he is much closer to the answers than he was when he was nineteen, he would be the first to agree that those two questions remain unanswered, elusive, and tantalizing enough to devote another lifetime to answering them. Yet those questions are very simple: where did blues music begin and why did it begin there?
McCormick’s interest in the blues began when he was growing up. His parents were separated and he lived part of the year in Dallas and the rest in Sandusky, Ohio. Listening to the radio in each place, he became fascinated with the regional differences in music. By his late teens, when he was living permanently in Houston, this fascination had become his main interest. He had already contributed an article to a New Orleans