Our minds are our most powerful tools. Some of us wonder what reality is, and David Robson has written a very important book that the title explains: The Expectation Effect: How Your Mindset Can Change Your World. Now, before your woo-woo meter goes off, Robson is a science writer and everything in his book is backed by evidence. The basic idea is this: what we expect to happen often becomes our reality due to the “expectation effect.” The brain, as Robson describes it, is a prediction machine. And what it expects often takes place. ...