Musician and riot grrrl Kathleen Hanna — formerly of Bikini Kill and Le Tigre, now with The Julie Ruin — is the fascinating central figure in the biographical documentary The Punk Singer. Allison Michael Orenstein/Opening Band Films hide caption

itoggle caption Allison Michael Orenstein/Opening Band Films

Waxahatchee performs a Tiny Desk Concert in September 2013. Meredith Rizzo/Meredith Rizzo/NPR hide caption

itoggle caption Meredith Rizzo/Meredith Rizzo/NPR

Clockwise from upper left: Angel Olsen, Ages And Ages, Death Grips, GEMS. Courtesy of the artists hide caption

itoggle caption Courtesy of the artists