Large Professor at an event in New York City in April, 2013. Cindy Ord/Getty Images hide caption

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Circa 1974: a photo of Vic Firth, the former principal timpanist of the Boston Symphony Orchestra and a leader among percussion equipment manufacturers. Milton Feinberg/Courtesy of the Boston Symphony hide caption

itoggle caption Milton Feinberg/Courtesy of the Boston Symphony

British singer and "song collector" Sam Lee. Frederic Aranda /Courtesy of the artist hide caption

itoggle caption Frederic Aranda /Courtesy of the artist

To create his album Tangier Sessions, Sir Richard Bishop had to learn to love a mysterious and temperamental acoustic guitar. Courtesy of the artist hide caption

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Diana Davies/Courtesy of the Ralph Rinzler Folklife Archives and Collections, Smithsonian Institution

On Kacey Musgraves' second album, Pageant Material, she follows in the footsteps of several artists who expanded the sometimes binding roles of women in country music. Kelly Christine Sutton/Courtesy of Mercury Nashville hide caption

itoggle caption Kelly Christine Sutton/Courtesy of Mercury Nashville

Vince Staples onstage in Sacramento in May. Tim Mosenfelder/Getty Images hide caption

itoggle caption Tim Mosenfelder/Getty Images