Olivia Block's recent compositions are a mix of music and found voices — often taken from used microcassette tapes, artifacts from the answering-machine era. Michael Schmelling/Courtesy of the artist hide caption

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A Composer Finds A Trove Of Ghostly Voices, Stuck Out Of Time
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Samuel Ramey as Mephistopheles. Courtesy of Samuel Ramey hide caption

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Samuel Ramey: Bad-Guy Bass Of Opera
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Jazz Musician Is No Angel On The Harp
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Howard Levy: Reinventing The Harmonica
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Ljova: Giving The Viola A Chance
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The Glamorous Life Of Daniel Hope
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Olivier Conan Brings Chicha Music to Brooklyn
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A Musician's Guide to the Pre-Concert Warm-Up
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Abdullah Ibrahim Stays Rooted to His Homeland
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Sara Tavares Mixes Portuguese, African Rhythms
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Benny Golson: From Jazz to Hollywood and Back
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Lawrence Brownlee: A Rising Star Arrives at the Met
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Bo Diddley's Unique Rhythm Continues to Inspire
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Guiding the N.Y. Philharmonic's 'Inner Voice'
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George Clinton, Still Radiating the Funk
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