Rhiannon Giddens traces the banjo from her ancestors to Beyoncé

A self-described "folkie to the bone," Giddens talks with Terry Gross about channeling her ancestors through her instrument, playing on Beyoncé’s country single “Texas Hold ‘Em,” and a connection between Irish folk music and Dolly Parton. Giddens also sings and plays banjo and fiddle throughout the interview. Her latest album, Hope Is the Thing with Feathers, takes its name from...