When outsiders think of Vermont, they conjure up images of pumpkin picking against a backdrop of stunning fall foliage, skiing the Green Mountains in wintertime, harvesting maple syrup in mud season, and canoeing on Lake Champlain in the summer. Ethan Allen comes to mind, as do Robert Frost, Norman Rockwell, Calvin Coolidge, and, more recently, James Jeffords. Other Vermont touchstones include Ben & Jerry's, Holstein cows in hillside pastures, and...