John Gerzema, an advertising executive, an Michael D'Antonio, a business writer, crisscrossed America over the past five years trying to understand what is going on in the minds of American consumers. Their book Spend Shift is now a bestseller. They found that all the new, small, local producers of everything from food to clothing, the suddenly humbled large corporations, and the diminished spending power of ordinary Americans added up to a shift from "mindless to mindful consumption".