It may seem counter-intuitive, but the history of world music proves that unfamiliar instruments and rhythms cross borders much more readily than vocal styles. There's no question that, starting in the late '60s, soul and then funk became very popular in sub-Saharan Africa. Decades of reissues show that a lot of players found their way into electric guitar, and that enriching the big beat of the West was a cinch for African percussionists.
During the years before the Civil Rights movement got underway, segregated American cities helped give birth to a touring circuit that provided employment for hundreds of black musicians and eventually brought about the birth of rock 'n' roll. Today, rock historian Ed Ward looks at two books, Preston Lauterbach's The Chitlin' Circuit and the Road to Rock 'n' Roll and Fever, Susan Whitall's biography of Little Willie John, one of the Chitlin' Circuit's last stars.