Brainstorming, MECE & 80/20 principles case interview video
You are unlikely to pass a McKinsey, BCG, Roland Berger or Bain case unless you can brainstorm. Although, you may never receive an isolated/explicit brainstorming request in a case, the skill is needed to identify drivers and build out an analyses structure.
Why is this important?
Candidates who can brainstorm well will never need to memorize a case framework for the rest of their lives, or get stuck in a case when they cannot recall a framework. No matter how many frameworks they memorize there is bound to be a case which requires a type of analyses they have never seen before, and if they cannot brainstorm, they cannot develop the required analyses approach. Moreover, comfort with this technique plays a major role with confidence building since the candidate never needs to worry about facing a case without a bag full of frameworks. They will not need them. Read more
