He's been called the South's best-dressed man . She was a fashion editor at Condé Nast. Together, they're Sid and Ann Mashburn , the husband-and-wife design duo behind the eponymous fashion and lifestyle brand Mashburn. The Mississippi and Midwest-born, New York-bred couple opened their flagship store on Atlanta's Westside in 2007 following careers at Vogue, Glamour, Ralph Lauren and J.Crew, among other big names in fashion. Today, with a booming online business and five brick and mortar shops