In his early 50s, after a long hiatus, the country singer has a new album and is touring. "Music keeps you eternally young," he says. "It just does." Daniel Boczarski/Getty Images hide caption

itoggle caption Daniel Boczarski/Getty Images

Wadada Leo Smith finished second in the NPR Music Jazz Critics Poll, separated by only 12 points from surprise winner Steve Lehman. Scott Groller/Courtesy of the artist hide caption

itoggle caption Scott Groller/Courtesy of the artist

Brandi Carlile's fifth studio album, The Firewatcher's Daughter, will be out on March 3. David McClister/Courtesy of the artist hide caption

itoggle caption David McClister/Courtesy of the artist

"I just sort of screamed into a microphone for ages," the British pop singer Charli XCX says of the time leading up to Sucker. Bella Howard/Courtesy of the artist hide caption

itoggle caption Bella Howard/Courtesy of the artist

Beyonce's performance during the 2014 MTV Video Music Awards in August included clips of a speech about feminism by author Chimamanda Ngozi Adichie. Kevin Winter/MTV1415/Getty Images for MTV hide caption

itoggle caption Kevin Winter/MTV1415/Getty Images for MTV

John Coltrane during the recording of A Love Supreme in December 1964. Chuck Stewart/Courtesy of the Smithsonian's National Museum of American History hide caption

itoggle caption Chuck Stewart/Courtesy of the Smithsonian's National Museum of American History