How do you create a great business strategy, one that is hardened against the usual problems or even failure? By removing the unseen defects from strategy and execution. How do you do that? By analyzing the weaknesses other companies have in both their strategies and execution. Strategy Hardening is a rigorous analysis of major business strategy failure and method for determining the expected effectiveness of candidate strategies. It is based on a unique graduate course taught by Professor Emiliani for nearly 20 years.