Recruiter screen followed by series of case and behavioral (PEI) interviews. Cases are hypothetical client problems where you are asked to create a structure to break down the problem and then analyze data, graph, numbers, often requiring mental math to generate hypotheses and develop a recommendation.
In depth casing with multiple people over the course a few rounds. Masterthecase.com is good prep or the book by Victor Chang. There's also a personal aspect called the PEI interview that is very time in depth.
Interview questions [1]
Question 1
How would you increase the revenue of a fashion store?
I interviewed at McKinsey & Company (Washington, DC)
Interview
The first round interview included both a behavioral question and a case. The final round interviews involved three interviews, all three with both behavioral and case. The interviewers tended to be really nice.
Interview questions [1]
Question 1
Tell me about a time you handled a tough situation.