Few would argue that Jimmy Carter has had the most impressive post-White House career of any President. Although the hostage crisis will always somewhat overshadow Carter’s Presidency, this documentary artfully unpacks how important music was to Carter. The warmly engaging film opens with Carter’s 1976 quotation about his confidence in the American public, riffing on Dylan’s lyric that the country is “busy being born, not busy dying.” A quick cut to present-day Carter dropping the needle on “Mr. Tambourine” sets the stage for a musical journey from the backwoods of Georgia to the White House. Carter grew up steeped in the Southern roots of music. As a kid, frequent visits to church and access to the family’s battery-powered table radio provided Carter an impressionable amount of musi...