Enlarge this image Yuichiro Chino/Getty Images Yuichiro Chino/Getty Images The dream of AI — artificial intelligence — has been around for centuries: the idea of an intelligent machine without free will popped up in ancient Taoist scrolls, Buddhist fables, and the tales of medieval European courts. In this episode, we explore the tension between our love of AI and our fear of it — and try to decode the humans behind the machines.