The devil is the most charismatic and important figure in the blues tradition. He's not just the music's namesake ("the devil's music"), but a shadowy presence who haunts an imagined Mississippi crossroads where, it is claimed, Delta bluesman Robert Johnson traded away his soul in exchange for extraordinary prowess on the guitar. Yet, as scholar and musician Adam Gussow argues, there is much more to the story of the devil and the blues than these cliched understandings.

In this groundbreaking study, Gussow takes the full measure of the devil's presence. Working from original...