Stephanie Nilles: ‘I Pledge Allegiance to the Flag — the White Flag’ (Sunnyside) Bassist Charles Mingus was an ingenious composer whose socially conscious music was rooted in both Black American heritage and Western… This content is available to subscribers only. To continue reading, please login or start a FREE 14-Day Digital Subscription. Bundle your subscription with our award-winning print magazine here. Join Our Email Newsletter Join thousands of other jazz enthusiasts and get new music, artists, albums, events and more delivered to your inbox. Sign Up Now!