 This is Freakonomics Radio, the show that explores the hidden side of everything, with your host, Stephen Dubner. Today on Freakonomics Radio... So this is an amazing story. Tom Whitwell is a bit like Superman. Mild-mannered, toiling away at his work, mostly hidden from the world. But once a year, he emerges with a list. A list of the 52 things he's learned that year. For instance... Fondue was invented by the cheese industry.