JANE and MICHAEL STERN are the authors of more than twenty books about America. Their Roadfood column for Gourmet has won three James Beard Awards. Their Roadfood segments appear regularly on the Television Food Network, and their website, www.roadfood.com, was selected 2001 site of the year by Yahoo. Also regular contributors to NPR's "The Splendid Table," the Sterns live in West Redding, Connecticut.