When people think of American innovation, one name always comes up: Thomas Edison. But, just like everything else in our series, there’s a dark side to Tommy boy. Today, Bailey reveals a story that shines Edison in a different light, a more unflattering one filled with buried tales of greed, fame, dishonesty and, dare she say, murder.

Partners for this episode include: Stamps.com, Hello Fresh, Squarespace and Apostrophe.