Ganna Grebennikova (Cambridge): How Do We Understand Taste in Music? Delta Dawn: How Sears, Roebuck & Co. midwifed the birth of the blues. Write a string quartet? There’s a program for that. A look at how 3D printing is revolutionising guitar-making. Can music save your life? Mark Edmundson wonders. Tunes without composers: Music naturally evolves on DarwinTunes. From Music Matters, is music a result of sexual selection? Lesbian bands, hear them roar: Many of today’s queer female bands are grappling with their riot grrrl legacy. An interview with Sara Marcus, author of Girls to the Front: The True Story of the Riot Grrrl Revolution. A review of Send in the Clones: A Cultural Study of the Tribute Band by Georgina Gregory. David Weigel begins a series on the history of progressive rock. What happened to romance and joy in music? David Masciotra wants to know. Mark Pedelty, author of Ecomusicology, on how he came to write about rock, folk, and the environment. We are alive: David Remnick on Bruce Springsteen at sixty-two. A review of MP3: The Meaning of a Format by Jonathan Sterne.