They listen free to concerts mere mortals are dying to attend, have backstage and even on-stage access to the most spectacular venues, and are on a first-name basis with some of the world's greatest musicians. They are jazz photographers.
But if you think their world is all glamour, think again.
We asked two of the best to share some of their behind-the-scenes stories and iconic images.
Listen to William Ellis on Herbie Hancock, Miles Davis and Nancy Wilson—and see more of his work on his website: william-ellis.com.
Jimmy Katz shares stories about jazz greats Sonny Rollins, David Murray, Pat Martino, Ornette Coleman, and Andrew Hill. You can find more of his photos at www.jimmykatz.com.