Bluegrass. Newgrass. Rock N' Rollgrass. True innovators defy easy categorization and John Cowan is the ultimate innovator. His ability to move easily between music styles and blend and bend genres into creative new forms has made him one of the most significant voices in acoustic music over the past thirty years.

After making a name for himself as one of the most in-demand vocalists in the early 1970s' music scene in Louisville, Ky., Cowan rose to fame when he became the lead singer for New Grass Revival. He and... more