Steve Reich, Nonesuch Records, and Indaba Music have launched a search for collaborators to remix the third movement of Reich's new piece 2x5, which Gramophone recently described as his "smartest, most sonically nourishing record for years." For four weeks beginning today, remixers can visit Indaba to create their own version of the movement. From November 9 to 23, fans and a panel of judges, including Reich, will review the submissions. Indaba will announce the jury’s choices on December 7, as well as the public’s top ten.

Punch Brothers are back in California, headlining at LA's El Rey Theater with Jon Brion, the producer of their album Antifogmatic, opening. LAist spoke with fiddler Gabe Witcher and says: "Punch Brothers' music is the sound of synapses firing. The band's mix of unpredictability and virtuosity means there's always something new to uncover in their original pieces." Mother Jones spoke with Chris Thile and says: "What the Punch Brothers are doing musically blows the pants off most of their contemporaries."

Ben Folds and Nick Hornby are in New York City this week for a few special events to celebrate their new album, Lonely Avenue, including appearances at the Housing Works Bookstore Cafe and Union Square Barnes & Noble, plus a spot on Late Night with Jimmy Fallon. The Financial Times gives Lonely Avenue four stars, saying of Folds/Hornby, "Both are excellent: witty, sophisticated lyrics about love and loss set to a range of styles." And, finally, Folds and fellow Chatroulette sensation Merton offer a joint public service announcement you can watch here.

AfroCubism is out in the UK today on World Circuit; it's out in North America November 2 on Nonesuch. The Guardian sees the album as "a joyfully ebullient meeting point between traditional Malian music and the kind of Cuban rhythms the Buena Vista Social Club brought to the wider world," and gives it four stars, saying these musicians "have recorded an elegant, gently exquisite album." The Observer calls it "A delight." The Financial Times gives AfroCubism four stars as well; MusicOMH gives it five stars, citing the "wonderful results."

De Profundis, the new album from Gidon Kremer and Kremerata Baltica, receives five stars from Audiophile Audition. It's a program "of such sheer delight and exquisite beauty that I felt emotionally ravished when it was over," raves the reviewer. "One of the best collections of its kind that I have ever heard." The album is a Pick of the Week on WNYC's Soundcheck and CD of the Week from KBAQ, which says the music creates "a deep feeling of hope."

Natalie Merchant's latest album, Leave Your Sleep, has been endorsed by the organizers of National Poetry Day in the UK, which is being celebrated today in schools, libraries, and bookshops across the country. On the album, Merchant sets the work of both well-known and obscure British and American poets to music. She kicks off a Northeast US tour tomorrow, performing with full symphony orchestras.

San Francisco's Golden Gate Park was teeming with hundreds of thousands of music fans this past weekend for the 10th annual Hardly Strictly Bluegrass festival. Among the artists contributing to what Rolling Stone called an "eclectic and vital" event were T Bone Burnett, Punch Brothers, Carolina Chocolate Drops, Randy Newman, and Emmylou Harris. You can see several photos from their performances at nonesuch.com/media.

There's just over a week to go to submit entries in the contest to remix "Beyond Reason" off Philip Selway's solo debut Familial. Rolling Stone, in its album review, writes, "News flash: Radiohead officially have another songwriter." The Wall Street Journal takes a look at Selway's dual roles as Radiohead drummer and singer-songwriter and says: "The thoughtful 43-year-old has a way of making the unexpected decision seem just right ...  Selway's compositions echo elements of Radiohead, but their themes tell us they are his own."

San Francisco's Golden Gate Park hosts the 10th annual Hardly Strictly Bluegrass festival this weekend, and several Nonesuch artists will be there performing: T Bone Burnett and Punch Brothers kick things off on Friday; Carolina Chocolate Drops are up next with a Saturday afternoon set on the Banjo Stage; and Randy Newman and Emmylou Harris close things out on Sunday. The San Francisco Chronicle calls Harris, who has performed every year, "the silver-haired poster girl for San Francisco's favorite annual live music event."

Composer Peter Lieberson wrote Neruda Songs, based on Pablo Neruda’s poems, for his wife, the late Lorraine Hunt Lieberson, before her untimely passing in 2006. "They fell in love almost before meeting and throughout their nine years together her voice inspired some of Lieberson’s finest music," says the Financial Times. Neruda Songs receives its UK premiere with Sarah Connolly and the BBC Symphony Orchestra at the Barbican in London on Friday.

Yesterday marked the release of Ben Folds and Nick Hornby's Lonely Avenue, about which the Huffington Post opines: "If only all music was so smart and hummable." Music OMH gives the album four stars and says the Folds/Hornby partnership "works like a marriage made in heaven." The Atlantic calls it "an adventure in genre-crossing and a testament to an artistic friendship. It's also a collection of 11 rich and unusual songs." Today, the video for the song "From Above" premieres on AOL, which calls it "priceless ... all you could ask for from a music video."

The Kennedy Center has announced the creation of The Kennedy Center/Stephen Sondheim Inspirational Teacher Awards, to be presented annually on the composer's birthday to select teachers in appreciation for their contributions to their field. Sondheim was recently featured in the Daily Telegraph, which finds that the man "who revolutionised the musical with hits such as Sweeney Todd and A Little Night Music, has lost none of his edge."