Send us Fan Mail Most consulting interviews let you drive the case. McKinsey doesn't. McKinsey is one of the only firms that runs interviewer-led cases – the interviewer leads the case, not you. So candidates who prep the way BCG or Bain expects walk in ready for the wrong format. And the case is only half your score – the PEI (Personal Experience Interview) is the other half. Ex-McKinsey coach Mark Di Giorgio breaks down why the interviewer-led format catches strong candidates off guard, how...