World Cafe on HD-3

Polica's sound is crisp, minimalist and mesmerizing. Singer Channy Leaneagh plays her voice like an instrument, using AutoTune both in the studio and at live shows to manipulate her vocals. Against the sliding violins, saxophone solos, relaxed bass and dueling drums of Polica, it's hard to believe that before this, Leaneagh sang folk music for six years in her previous band, Roma di Luna.

Girls' 2011 album Father, Son, Holy Ghost strikes a careful balance between creating music that sounds classic and writing something that's already been done. Ever since Girls' debut, Album, the band has been writing and recording music that's familiar, urgent and refreshingly simple.

The celebrated alt-country group Centro-Matic hails from Denton, Texas. What began as a side project for singer-songwriter and guitarist Will Johnson in the 1990s soon grew into a full-fledged band. With 20 albums in just 14 years, Centro-Matic has built a solid reputation for playful yet masterful, country-infused rock. With Matt Pence, Scott Danborn and Mark Hedman supporting Johnson's quick wit and pop influences, Centro-Matic's catalog exudes both boundless energy and emotional restraint.

Chris Taylor may not be a household name, but you've probably encountered some of his work. Taylor was the bassist, producer and backing vocalist of Grizzly Bear on Yellow House and Veckatimest, in addition to running his own record label, Terrible Records.

R&B icon Betty Wright signed her first local label deal when she was only 11, and by the time she was 17, she'd released her first hit single, 1971's "Clean Up Woman," which also crossed over to the pop charts. With a four-octave vocal range, an impressive grasp of the connection between gospel and R&B, and a sensual style, Wright continues to weave an impressive legacy. Her songs have been sampled by many hip-hop, rock and R&B musicians, including Mary J.

Grammy-winning producer and record-label owner Aaron Levinson is in the studio to introduce us to a corner of Latin roots music called cumbia. Affiliated with a number of professional recording academies and societies, this internationally known musician also owns a recording studio in Ardmore, and has consistently received recognition for his work with Latin music. In the studio today, Levinson and host David Dye talk about the origin and evolution of cumbia, including its late resurgence in popularity in New York.

Alabama Shakes, a soulful rock 'n' roll quartet, is riding a well-deserved wave to fame. Since the release of its self-titled debut in 2011, the band has entranced listeners with its diverse and energetic songs. Alabama Shakes' style is marked by lead singer Brittany Howard's powerful voice and the group's irresistible energy. Together, they enthusiastically blend rock with soul, country, blues and roots.

Grace Woodroofe is only 21, but her warm and wise music marks her as an old soul. Born in Australia, the blues-folk singer was discovered by actor Heath Ledger when she was 16. The self-taught guitarist and singer subsequently relocated to California to record and develop her sound.

Czech musician Markéta Irglová has spent much of her life becoming a darling of the folk and indie-rock scenes. At 13, she began collaborating with Glen Hansard and his band The Frames.