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Top 10 Case Interview Mistakes We See From Candidates
Key Insights
Even Prepared Candidates Repeat These Mistakes: The 10 case interview mistakes below show up consistently, even among candidates who have practiced 40 or more cases.
Two Root Causes Drive Most Errors: Insufficient live practice and underdeveloped communication habits explain the majority of what goes wrong in the room.
Every Mistake Has a Concrete Fix: Naming the error is step one. Each section below gives you an exact correction you can apply before your next interview.
After coaching 15,000+ candidates through the case interview process, we've seen the same patterns appear again and again. Candidates who have …