"It’s not unusual for a mountain musician to be a part of several different musical traditions. A Blue Ridge fiddler might play in a mountain swing session on Friday night, sit in with an old-time band playing for a square dance on Saturday night, and sing in the church choir on Sunday morning. In this respect, Carley Arrowood is in good company. But Carley stands out in her youth: few artists as young as she have already mastered so many genres.