"The Wiregrass Singers' Dewey Williams began learning the shape-note tradition in his childhood. He studied under Judge Jackson, who authored the landmark 1934 hymnbook The Colored Sacred Harp. In 1971, Williams formally organized The Wiregrass Sacred Harp Singers to preserve the music full-time. This unified troupe began touring nationally and leading workshops, which ultimately launched them onto stages at the Smithsonian and Newport folk festivals up until Williams' passing in 1995 when the g…