If the work of gathering evidence and reasoning through thorny, polarizing political questions is actually the process by which we trick ourselves into finding the answers we want, then what’s the right way to search for answers? How can we know the answers we come up with, no matter how well intentioned, aren’t just more motivated cognition? How can we know the experts we’re relying on haven’t subtly biased their answers, too? How can I know that this book isn’t a form of identity protection? Kahan’s research tells us we can’t trust our own reason. How do we reason our way out of that?