Easton, Thomas A. "Black Earth and Destiny"
Divergence: 1824 CE
What if: Andrew Jackson outmaneuvered John Quincy Adams and was elected president in 1824, four years early.
Summary: Jackson invested government money in biological research. Seventy years later, George Washington Carver contemplates two job offers.
Published: In Alternate Presidents (ed. Mike Resnick), q.v.