The Food Explorer: The Man Who Discovered Avocados, Kale and Quinoa

In this episode, author Daniel Stone tells the story of David Fairchild—the "food spy" who brought avocados, quinoa and kale back to America; food historian Rae Eighmey talks the experimental relationship Benjamin Franklin had with food; England’s Eton mess; and J. Kenji López-Alt on why pepperoni curls on pizza.