You’re About to Make a Terrible Mistake!

Olivier Sibony

A practical, lively, and research-based tour of nine common business decision-making traps – and tools for avoiding them – from a professor of strategic thinking.


ISBN: 9781800750333


ISBN: 9781800750012

First published:
July 1, 2021


Reviews for You’re About to Make a Terrible Mistake!

‘A masterful introduction to the state of the art in managerial decision making’ – Daniel Kahneman, Thinking, Fast and Slow

I loved it‘ – Angela Duckworth, Grit

‘An elegant synthesis of the best scientific work on human judgment’ – Philip E. Tetlock, Superforecasting

‘Sibony has written the best, funniest, most useful guide to cognitive bias in business’ – Safi Bahcall, Loonshots

‘Sibony has that rare and magical ability to take complex concepts and package them in fast-paced, easy-to-understand narrative’ – Annie Duke, Thinking in Bets

Brilliant, fun, and wise– a tremendous guide to sensible decision-making, in business and in daily life. Filled with vivid stories and big lessons, this book might well be the best investment you make this year’ – Cass R. Sunstein, co-author of Nudge


Olivier Sibony

Olivier Sibony is an Affiliate Professor of Strategy at HEC Paris and an Associate Fellow at Saïd Business School, Oxford University. Previously, he spent 25 years in the Paris and New York offices of McKinsey & Company, where he was a senior partner. Sibony’s research on improving the quality of strategic decision making has been featured in many publications, including Harvard Business Review and MIT Sloan Management Review. He is a graduate of HEC Paris and hold a PhD from Paris Sciences et Lettres University. He is a co-author, with Daniel Kahneman, of the forthcoming Noise.