Jazz pianist Marian McPartland lived to age 95, performed everywhere and interviewed the great performers about improvisation on her radioprogram, Piano Jazz

A Great Day in Harlem [1958], a photo by Hiking Life on Flickr.

"Marian McPartland, who gave the world an intimate, insider's perspective on one of the most elusive topics in music — jazz improvisation — died of natural causes Tuesday night at her home in Long Island, N.Y. She was 95," said NPR.

"For more than 40 years, she hosted Marian McPartland's Piano Jazz, an NPR program pairing conversation and duet performances that reached an audience of millions, connecting with jazz fans and the curious alike. She interviewed practically every major jazz musician of the post-WWII era."