Gilberto Gil, pictured here on the cover of Luar (A Gente Precisa Ver o Luar), is one of the many artists we listen to this week to understand the concept of "saudade." Courtesy of the artist hide caption

itoggle caption Courtesy of the artist

Reggaeton artist Tego Calderon is a favorite of hosts Jasmine Garsd and Ernesto Lechner. Dave Hogan/Getty Images hide caption

itoggle caption Dave Hogan/Getty Images

Carmen Cuesta's new album is titled Mi Bossa Nova. Courtesy of the artist hide caption

itoggle caption Courtesy of the artist

Sergio and Odair Assad at the 2010 Savannah Music Festival. Frank Stewart hide caption

itoggle caption Frank Stewart

The only known photo of Buckshot La Funke. Photo Illustration: Lars Gotrich; Photos: Hulton Archive/Getty Images, iStock. hide caption

itoggle caption Photo Illustration: Lars Gotrich; Photos: Hulton Archive/Getty Images, iStock.

Joao Gilberto was one of the key bossa nova pioneers. Hulton Archive/Getty Images hide caption

itoggle caption Hulton Archive/Getty Images