Courtesy of the artist

Dizzy Gillespie performs in New York, c. 1988. Don Perdue/Getty Images hide caption

itoggle caption Don Perdue/Getty Images

Known as the first lady of children's music, Ella Jenkins has performed on all seven continents. Courtesy of the artist hide caption

itoggle caption Courtesy of the artist

Emil Richards has played percussion on countless classic film and TV soundtracks. Courtesy of Yamaha Artist Services hide caption

itoggle caption Courtesy of Yamaha Artist Services

John Powell is nominated for the Best Original Score Academy Award, for his work on How to Train Your Dragon. Dreamworks hide caption

itoggle caption Dreamworks

Charles Bradley's debut album is called No Time for Dreaming. Kisha Bari/Courtesy of Motormouthmedia hide caption

itoggle caption Kisha Bari/Courtesy of Motormouthmedia

The Fisk University Jubilee Quartet in 1909, from left: Alfred G. King (first bass), James A. Myers (second tenor), Noah W. Ryder (second bass) and John W. Work II (first tenor). Courtesy of Doug Seroff hide caption

itoggle caption Courtesy of Doug Seroff

Renata Scotto has retired from the stage, but she hasn't slowed down — she's now a director and costume designer. courtesy of the artist hide caption

itoggle caption courtesy of the artist

Alice Cooper has left a trail of blood and boa constrictors on his way to the Rock and Roll Hall of Fame. Hulton Archive/Getty Images hide caption

itoggle caption Hulton Archive/Getty Images

Kurt Elling. Courtesy of the artist hide caption

itoggle caption Courtesy of the artist

The score for the Coen brothers' True Grit was written by the pair's longtime collaborator, Carter Burwell. Lorey Sebastian hide caption

itoggle caption Lorey Sebastian

Pierre Bensusan Courtesy of the artist hide caption

itoggle caption Courtesy of the artist

Dwight D. Eisenhower became president after an illustrious military career. Wikimedia Commons hide caption

itoggle caption Wikimedia Commons

Harry S. Truman was thrust abruptly into the presidency during WWII — and his problems didn't end after the war. Wikimedia Commons hide caption

itoggle caption Wikimedia Commons