Violinist Nicola Benedetti is featured in this episode of The Thistle & Shamrock. Simon Fowler/Courtesy of the artist hide caption

Lucy Dacus's Historian is out March 2 via Matador Records. Dustin Condren/Courtesy of the artist hide caption

Jeff Tweedy performs at NPR Music's 10th Anniversary Concert at the 9:30 Club in Washington, D.C. Beck Harlan/NPR hide caption

The North Star Grassman And The Ravens cemented Sandy Denny as one of British music's most cherished voices. Evening Standard/Getty Images hide caption

S. Carey's new album, Hundred Acres, comes out Feb. 23. Cameron Wittig/Courtesy of the artist hide caption

Kendrick Lamar performing at Coachella on April 23, 2017. Kevin Winter/Getty Images for Coachella hide caption

Ryan Adams performs live at the World Cafe 25th anniversary concert in Philadelphia. Joe Del Tufo/WXPN hide caption

Courtney Marie Andrews on the Woods Stage at Pickathon 2017. Tim LaBarge/opbmusic hide caption

Sufjan Stevens' The Greatest Gift is out Nov. 24. Andrea Morrison/Courtesy of the artist hide caption

Bela Fleck & Abigail Washburn Jim McGuire/Courtesy of the artist hide caption

Willie Watson Meredith Munn/Courtesy of the artist hide caption

Lost Bayou Ramblers. Zack Smith/Courtesy of the artist hide caption

Maggie and Tyler Heath, pictured as children, are poised to release four new EPs as The Oh Hellos. Laurie Heath/Courtesy of the artist hide caption

Rosie Carney's new song is titled "Winter." Kim Benson/Courtesy of the artist hide caption

Red River Dialect's Broken Stay Open Sky comes out Feb. 2. Hannah Rose Whittle/Courtesy of the artist hide caption

A still from Stella Donnelly's "Boys Will Be Boys" video. YouTube hide caption