Many families today have a child who is a "picky eater", but before the 1930's, the concept of a picky eater didn't even exist. What's responsible? Changes in parenting? Psychology? Food manufacturing? Advertising? Technology? As it turns out… all the above. Helen Zoe Veit, author of Picky: How American Children Became the Fussiest Eaters in History joins us to explore this puzzle by looking to the past: when children ate completely differently than they do today—and with vastly more pleasure.