And the winner of the 2007 National Book Award for Young People's Literature is:
Sherman Alexie, for The Absolutely True Diary of a Part-time Indian!
The other winners (and nominees) are listed at the NBA website.
There's a brief audio interview with Sherman Alexie up at Ed Champion's Return of the Reluctant. Fans of the YA will especially enjoy his comments about the advantages and disadvantages to writing for that audience.
And here's one with Sara Zarr.