If you were to take a train back to the birth of the blues, past Muddy Waters and Robert Johnson and all their Mississippi and Chicago compatriots, past the call-and-response field hollers that African slaves brought to the New World, you'd land back in West Africa. That link today is somewhat oblique: Trying to connect modern-day African musicians like Salif Keita or Youssou N'Dour with American bluesmen such as John Lee Hooker and B.B. King can get a bit iffy. But Boubacar... More >>>