First round was a phone interview by an analyst, had a market sizing question and some behavioral questions. Second round was another phone interview by a senior analyst, same market sizing and behavior questions. Final round took place in the Chicago office, with 3 different interviews with Senior analysts and managers for about 1 hr each. One of the interviews has the interviewer trying to give you a hard time and being cold to see how you react to potential clients that come your way. The other is a friendly interview that explains your role. The third is the longest, with numerous scenario questions as well as a market sizing question. The day ends with a 3 hour MS Access test.