I was first asked a few questions on my profile (educational background and previous professional experience). We spent about 10 min discussing my undergraduate dissertation project (mostly questions around the methodology), during which the interviewer challenged me with his own opinions on what can and should be investigated (and, more disappointingly, where scientific truth lies).

3x case interviews, interviewee led, questions about experience and relevant background, always dig deeper to understand details eg on leadership experience. Cases vary all the time, need to ne ready for anything. Thinking js rewarded