'Jazz Artist of the Century' would have to be a distinctive...

'Jazz Artist of the Century' would have to be a distinctive soloist and ensemble player, a composer, an arranger, a bandleader, and a driver; would have to span all the genres and periods of jazz; would have to have run her own label; [would] possess a deep spirituality, with grace and a sense of humor; and would have to have succeeded against all odds. Who else? Mary Lou Williams.