In the late nineteenth century, black musicians in the lower Mississippi Valley, chafing under the social, legal, and economic restrictions of Jim Crow, responded with a new musical form--the blues. In Jim Crow's Counterculture, R. A. Lawson offers a cultural history of blues musicians in the segregation era, explaining how by both accommodating and resisting Jim Crow life, blues musicians created a counterculture to incubate and nurture...