The voting rules for the awards almost always leave room for disappointment or confusion, but if you're willing to market yourself, you too could win a nomination.
A voice from a bygone era, Lena Hughes was never very famous outside of her native Missouri. The only album she ever recorded has been saved from near-oblivion, and it acts as a kind of time capsule.
In the 1990s, Jim McCormick was teaching at the University of New Orleans and looking ahead to a future in academia. Today, he's one of the hottest lyricists in country music, having hit the top of the Billboard Country Music charts twice in the past six months.
For two decades, Italian musicologist Francesco Lotoro has searched for and resurrected works of music written in World War II concentration, labor and POW camps. He wants to fill the hole the Holocaust left in Europe's musical history and document the triumph of creativity over brutality.
Andrews was the youngest of the boogie-woogie sibling act, which played more USO tours during World War II than anyone besides Bob Hope. She was also known as the most charismatic of the trio.
The jazz musician was beloved by his fellow artists and acclaimed by critics and fans for his ability to spontaneously coerce music from an ensemble. Working with musicians of all stripes, he pioneered a system of real-time arranging he called Conduction. He was 65.