While all music genres incorporate religious imagery, the blues has its origin in the soil of the church. In its infancy, the blues was often dismissed as undermining the church’s gospel songbook. The initial resistance, however, could not suppress the organic development of a genre of music born from suffering. The great Mississippi Delta bluesman, Muddy Waters, once said, "The blues was born behind a mule." Behind a beast of burden, the working man found in the blues a way to console the...