You are what you eat, right? Well then, who were the ancient Romans, and who were the people they colonized? And who are we? And why do we eat so much chicken? This week we're sitting down with Silvia Valenzuela Lamas to talk about how Roman colonization changed both the animals people raised and how people ate them. We're also talking with Richard Thomas about chickens, and how our taste for it may be one of the most enduring things we leave behind.   Links: Richard Thomas: The Broiler Chicken as a signal of a human reconfigured biosphere. Silvia Valenzuela-Lamas:...