80/20 rule

80/20 Rule to Get an Offer

This success story comes from a McKinsey new hire from a non-target school who gives tips on getting an interview, and explains how to use the 80/20 rule in case interview preparation. Success Story: First, thank you for your materials, they helped a lot in the beginning. After more than 300 hours of preparation and about [...]

How to Tell Someone They're Totally Wrong

In a recent article, I wrote about an interesting application of the 80/20 rule as it applies to musical songwriting. I had no idea it would generate so much backlash. There are so many lessons to be learned and taught from the response. I thought it would be instructive to go through it all. As [...]

The 80/20 Rule - An Unusual Example

One of my favorite interests is to apply the 80/20 rule to everyday life. In consulting work, we’re constantly trying to do the most critical 20% of the possible work to yield 80% of the results or insights. I’ve found it quite surprising that MBB consultants who are great at applying the 80/20 rule at [...]

Applying the 80/20 Rule in Case Interviews

Question: I purchased your Look Over My Shoulder® program and find it really helps me a lot to prepare for my case interviews. However, listening to all the cases I stumbled upon an inconsistency that confuses me a bit. In the one of the cases the candidate X’s out “Cost” as an area to look [...]