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Bernard Garrette is Professor of Strategy at HEC Paris. His teaching and research focus on corporate strategy, business simulations and problem solving. He served as MBA Associate Dean at HEC Paris, Corporate Strategy Expert with McKinsey & Company, and consultant or management educator for blue chip companies and start-ups.Corey Phelps is Associate Professor of Strategy, Marcel Desautels Faculty Fellow and Associate Dean of Executive Education at the Desautels Faculty of Management, McGill University. He is a frequent keynote speaker, corporate trainer and consultant on topics of strategy and innovation.Olivier Sibony is Affiliate Professor of Strategy at HEC Paris, where he teaches problem solving and strategic decision making. Previously, he was a Senior Partner of McKinsey & Company, where he spent 25 years advising the leaders of global corporations, and held a number of firm leadership roles.

• 1 The most important skill you never learned.- 2 The five pitfalls of problem solving.- 3 The 4S method.- 4 State the problem: the TOSCA framework.- 5 Structure the problem: pyramids and trees.- 6 Structure the problem: analytical frameworks.- 7 Solve the problem: eight degrees of analysis.- 8 Redefine the problem: the design thinking path.- 9 Structure and solve the problem using design thinking.- 10 Sell the solution: core message and storyline.- 11 Sell the solution: recommendation report and delivery.- 12 The 4S method in action.- 13 Conclusion: Becoming a problem-solving master.