The most enduring images of the Great Depression from 1929 through to the beginning of World War II for America in 1941 were those of homeless people, hobo camps, and of soup kitchens to feed the hungry. During the Reagan years, the media was filled with stories of the homeless as if to refute any improvement in the economy under a conservative president. These days, however, as America's national debt and deficit continues to spiral out of control, the poor and the hungry remain largely unseen and, most significantly, largely unreported. About the only thing one can find on the...