A product of the complicated history of the American South, James Brown was a cultural shape-shifter who arguably had the greatest influence of any artist on American popular music. Brown was long a figure of fascination for James McBride, a noted professional musician as well as a writer. When he received a tip that promised to uncover the man behind the myth, McBride set off to follow a trail to better understand the personal, musical, and societal influences that created this immensely troubled, misunderstood, and complicated soul genius.