This work investigates the origins and evolution of gospel blues as a distinct musical genre within the African American religious experience. Michael S. Harris, an ethnomusicologist, utilizes historical archives, musical analysis, and sociological context to argue that gospel blues emerged from a complex synthesis of secular blues traditions and sacred congregational music. The book examines how this hybrid form navigated the tensions between traditional church doctrine and the expressive needs of urbanizing African American communities during the early twentieth century.

Scholars and music historians frequently cite this text as a foundational resource for understanding the intersection of secular and sacred music in American history. Experts highlight the author's rigorous archival research and his ability to contextualize musical shifts within broader cultural movements.