To say that Bill Summers is a percussionist is like saying a Steinway is a piano: The noun conveys none of the history and quality of the owner of the title. Summers is a musician of the highest order, playing anything from traditional African instruments to pop bottles, and a cultural visionary who brings diverse people and ideas together. Whether working with Quincy Jones on the musical score for Roots, or the soundtrack to The Color Purple, or interpreting the music of the holiday Kwanza, Summers is cognizant of his heritage and its many contributions to world culture. His ...