Oxford American magazine doesn’t do the usual Blanche Dubois-meets-Faulkner trip on the South. Or the facile girl-in-tight-jeans-in-a-pickup-truck meme echoed in a lot of today’s “bro country” music. Instead, it has its arms firmly around a vibrant, edgy (and slightly weird) Southern culture. That sweet-tea vibe affectionately touches in around the edges, but the magazine strenuously avoids clichés in its editorial attitude...