 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. He has uncovered facts that will make you think twice. That may make you grimace or laugh.