James P. Johnson - father of stride (20/30s)
influenced by Scott Joplin (20s)
Art Tatum - changed music (30s)
The tatum: "the smallest perceptual time unit in music."
The Storyville CDs are remarkable because they offer an audio glimpse into the invisible world of jazz — the after-hours parties where musicians unwound and tried out new songs and new ideas, or just had fun
Fats Waller -
Article: Stride Piano - Bottom-End Jazz