Matt Ridley joins the show today to talk about his new book, How Innovation Works. Ridley describes innovation as the main event of the modern age. But innovation is still very hard for us as a society to wrap our heads around because it doesn’t just appear on its’ own. Ridley argues that we need to see innovation as an incremental, bottom-up, fortuitous process that happens to society as a direct result of the human habit of exchange.How has innovation transformed public health? What is the difference between an invention and an innovation? Is innovation slowing down? See acast.com/privacy for privacy and opt-out information.