Big stakes poker player and elections analyst Nate Silver is no stranger to a calculated risk. In his new book, On The Edge, he makes the case that people willing to take massive calculated risks are winning in the modern economy. Tim Harford talks to Nate about the mindset that’s driving hedge fund managers, crypto true-believers and silicon valley investors. Presenter: Tim Harford Producer: Beth Ashmead Latham Series producer: Tom Colls Production co-ordinator: Katie Morrison Sound mix: Nigel Appleton Editor: Richard Vadon