This book investigates the science behind "big liars"--those rare people who use lies as their principal way of navigating life. Most people are mostly honest, most of the time. And there aren't that many big, pants-on-fire liars in the population overall. But just a few big liars can have an outsized impact on the people around them--ruining personal relationships, bankrupting businesses, and even, when they attain political power, undermining...