Jon Randall spent much of his career just outside of the spotlight, working as a sideman, songwriter, and producer who straddled the line between Americana and mainstream country. Randall's résumé is impressive. He first garnered attention as the guitarist in Emmylou Harris' Nash Ramblers, a position that led him to a recording contract with RCA Nashville. His 1995 debut What You Don't Know didn't catch fire, yet it showcased how he could navigate the distance separating classic and contemporary country, a skill that served him well as a hit songwriter for Brad Paisley, Dierks...