We know the star women vocalists of jazz: Billie, Ella. But beyond the fame are the women who toiled behind the scenes, faced discrimination, and set a course for women in the arts. In particular, artists owe a debt to the great composer and arranger Mary Lou Williams. Listen to the women of jazz, the obstacles they faced and the rights they claimed.

"The Journey to Jazz and Human Rights" is hosted by Alana Bridgewater.