World Cafe

In this 29th installment of Latin Roots from World Café, David Dye and Grammy-winning Latin music producer Aaron Levinson embark on a transcontinental journey exploring the history and richness of bolero music — a slow-tempo dance with distinctive forms in Cuba and Spain. Bolero typically focuses on themes like love or loss, but as Dye and Levinson discuss, the critical difference between both forms is actually the rhythm.

Scott and Seth Avett formed The Avett Brothers in their hometown of Concord, N.C. With an inspired mix of bluegrass, folk, pop, country and rock, the Avetts create a raw sound that can be solemn, energetic or catchy — sometimes all at the same time.

The Latin Alternative band Y La Bamba formed in Portland, Ore., in 2008 and attracted attention for its disarming fusion of traditional Mexican music and alternative rock.

Idaho native and folk-rock singer-songwriter Josh Ritter has been named one of the 100 Best Living Songwriters by Paste. Ritter's seventh album, The Beast in Its Tracks, is out this week; inspired by the breakup of his marriage, the record offers a raw and personal account of heartbreak and recovery.

Boston-based R&B singer-songwriter Jesse Dee has opened for concerts by soul legends Etta James and Al Green, among others. Released last month, his debut album On My Mind, In My Heart is an energetic collection of funky, feel-good grooves.

Romy Croft, Oliver Sim and Jamie Smith are The xx, an indie-pop band formed in the London borough of Wandsworth. Layering spare arrangements with synths, pulsing bass and haunting vocals, The xx's minimalist approach helped win the trio's debut, xx, the Mercury Prize for Best Album in 2010.

Bryan Ferry says he only listens to 1920s jazz these days — and The Jazz Age, the new album from The Bryan Ferry Orchestra, backs up that claim. The Jazz Age finds Ferry doing a lot of listening, as he neither sings nor plays on the record.

Founded by brothers Rev. Gean West and Tommie West, The Relatives first surfaced in the 1970s with the single "Walking On." With its rhythmic fusion of traditional gospel and psychedelic funk, the quintet became known for its energetic live performances. However, the group disbanded in 1980, disappearing from the music world without so much as a full studio album to its name — until now.

Richard Thompson started playing in "The British Byrds," Fairport Convention, when he was only 17.

Dutch multi-instrumentalist and producer Jacco Gardner's debut album, Cabinet of Curiosities, offers a fresh take on the baroque pop sound of the 1960s.