William Parker hosted a guest show on 25 July 2021. William Parker has been played over 20 times on NTS, first on 3 November 2015. William Parker's music has been featured on 17 episodes.

William Parker (b. Bronx, New York City, New York, January 10, 1952) is an American free jazz double bassist, poet and composer. He was not formally trained as a classical player, though he did study with Jimmy Garrison, Richard Davis, and Wilbur Ware and learned the tradition. Parker is one of few jazz bassists who regularly plays arco. He also plays several other instruments from around the world, including the West…