Which is smarter -- your head or your gut? It's a familiar refrain: you're getting too emotional. Try and think rationally. But is it always good advice?In this surprising book, Eyal Winter asks a simple question: why do we have emotions? If they lead to such bad decisions, why hasn't evolution long since made emotions irrelevant? The answer is that, even though they may not behave in a purely logical manner, our emotions frequently lead us to better, safer, more o...

Distinguished authors like Daniel Kahneman, Dan Ariely, and Nassim Nicholas Taleb have written much about the flaws in the human brain when it comes time to make a decision. Our intuitions and passions frequently fail us, leading to outcomes we don't want.In this book, Eyal Winter, Professor of Economics and Director of the Center for the Study of Rationality at the Hebrew University of Jerusalem, wonders: why? If our emotions are so destructive and unreliable, why has evolution le...