'A masterful introduction to the state of the art in managerial decision making. Surprisingly, it is also a pleasure to read.' - Daniel Kahneman, author of Thinking Fast and Slow We all make decisions all the time. It's so natural that we hardly stop to think about it. Yet even the smartest and most experienced among us make frequent and predictable errors. So, what makes a good decision? Should we trust our intuitions and if so, when? How can we avoid being tripped up by cognitive biases when we are not even aware of them? In You're About to Make a Terrible Mistake!, strategy professor and management consultant Olivier Sibony draws on dozens of fascinating and engaging case studies to show how cognitive biases routinely lead all of us - including even the most renowned business titans - into nine common decision-making traps. Distinctive in the clarity and practicality of is message, You're About to Make a Terrible Mistake! distils the latest developments in behavioural economics and cognitive psychology into actionable tools for making smart, effective decisions in business and beyond.